CN213875535U

CN213875535U - Scalable empty drum hammer based on detect wall

Info

Publication number: CN213875535U
Application number: CN202021760451.2U
Authority: CN
Inventors: 刘正江; 郑百泉; 孟博; 谢昌盛; 高万象; 高明政
Original assignee: China Nuclear Industry Huaxing Construction Co Ltd
Current assignee: China Nuclear Industry Huaxing Construction Co Ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-08-03
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a scalable empty drum hammer based on detect wall, including hammer handle and tup, its characterized in that, the inside sliding connection of hammer handle has the telescopic link, the one end and the tup fixed connection of hammer handle are kept away from to the telescopic link, hammer handle upper end is connected with the locking ring, presss from both sides tightly or loosens the telescopic link through adjusting the locking ring, spacing draw-in groove has been seted up to hammer handle inside wall upper end, telescopic link lower extreme fixedly connected with anticreep device, spacing draw-in groove is used for restricting anticreep device rebound. This device, the inside sliding connection of hammer handle has the telescopic link, and the one end threaded connection of hammer handle has the locking ring, and the one end fixedly connected with tup of telescopic link, telescopic link are located the inside one end fixedly connected with anticreep device of hammer handle, through the length of the adjustable hammer handle of telescopic link, have improved the scope of standing in ground detection, have improved the practicality, and the telescopic link breaks away from inside the hammer handle when the anticreep device has avoided adjustment hammer handle length.

Description

Scalable empty drum hammer based on detect wall

Technical Field

The utility model belongs to the technical field of the detection instrument, concretely relates to scalable empty drum hammer based on detect wall.

Background

Along with the maturity of the technology of China in the field of construction and the increasing investment of China in infrastructure construction, the scale of the existing engineering construction is increasing day by day. In terms of housing construction, along with improvement of life quality of people, a house is not simple, needs to meet the requirements of shielding wind and rain, and needs to have good living comfort. For example, the wall surface is tight, and the phenomena of wall skin falling, dust explosion and the like caused by wall surface hollowing and the like cannot occur. The detection aiming at the hollowing of the wall surface usually adopts a hollowing hammer for detection, and the working principle of the hollowing hammer is that whether the hollowing exists is judged by utilizing the knocking or sliding of the hollowing hammer on the wall surface and hearing the sound of the hollowing hammer contacting with the wall surface. The existing hollow drum hammer handle is fixed in length, detection of some high positions needs to be carried out by means of a ladder, the whole wall detection time is long, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects, the utility model provides a scalable empty drum hammer based on detect wall has solved the fixed inconvenient problem of detection that brings of empty drum hammer handle length, has improved the efficiency that detects.

In order to realize the technical purpose, the utility model discloses the technical scheme who takes does:

a scalable empty drum hammer based on detect wall, wherein: the novel hammer comprises a hammer handle and a hammer head, wherein a telescopic rod is slidably connected inside the hammer handle, one end, away from the hammer handle, of the telescopic rod is fixedly connected with the hammer head, the upper end of the hammer handle is connected with a locking ring, the telescopic rod is clamped or loosened by adjusting the locking ring, a limiting clamping groove is formed in the upper end of the inner side wall of the hammer handle, an anti-falling device is fixedly connected to the lower end of the telescopic rod, and the limiting clamping groove is used for limiting the anti-falling device to move upwards.

In order to optimize the technical scheme, the specific measures adopted further comprise:

furthermore, an inverted cone-shaped notch is formed in the inner wall of the upper end of the hammer handle close to the locking ring.

Furthermore, the locking ring comprises a locking nut and a compression ring, the locking nut is in threaded connection with the upper end of the hammer handle, one end of the compression ring is fixedly connected to the inner surface of the locking nut, the other end of the compression ring is close to the telescopic rod, the end face, close to the hammer handle, of the compression ring is of an inverted cone structure with the same shape as the inverted cone notch, and the compression ring is driven to be close to or far away from the inverted cone notch by adjusting the locking nut from top to bottom.

Further, the anti-falling strengthening device comprises a fixed cylinder, sliders are installed on two sides in the fixed cylinder, a spring is arranged between the two sliders, a slide rod is fixedly connected to one end of each slider, the two sliders are far away from each other, the slide rod penetrates out of the fixed cylinder outwards, the tail end of the slide rod is connected with a limiting block, the limiting block is in contact with the inner side wall of the hammer handle, and the limiting block limits upward movement through a limiting clamping groove.

Furthermore, the limiting clamping groove is triangular.

Further, the outer side surface of the locking ring is provided with an anti-slip bulge.

Further, the surface of the hammer handle is fixedly connected with a rubber sheath.

The utility model has the advantages that:

the utility model relates to a scalable empty drum hammer based on detect wall, the inside sliding connection of hammer handle has the telescopic link, and the one end threaded connection of hammer handle has the locking ring, and the one end fixedly connected with tup of telescopic link, telescopic link are located the inside one end fixedly connected with anticreep device of hammer handle, through the length of the adjustable hammer handle of telescopic link, have improved the scope of standing in ground detection, have improved the practicality, and the telescopic link breaks away from inside the hammer handle when the anticreep device has avoided adjustment hammer handle length.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the hammer handle and the telescopic rod of the present invention;

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

fig. 4 is a schematic structural view of the anti-disengaging device of the present invention.

The reference signs are: 1-hammer handle, 11-inverted cone notch, 12-limiting clamping groove, 2-telescopic rod, 3-locking ring, 31-locking nut, 32-pressing ring, 4-hammer, 5-anti-falling device, 51-fixed cylinder, 52-sliding block, 53-spring, 54-sliding rod, 55-limiting block and 6-rubber sheath.

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.

As shown in fig. 1, the utility model relates to a scalable empty drum hammer based on detect wall, including hammer handle 1 and

tup

4, 1 inside sliding connection of hammer handle has

telescopic link

2, 2 one ends and 4 fixed connection of tup of hammer handle 1 are kept away from to telescopic link, 1 upper end of hammer handle is connected with locking ring 3, presss from both sides tightly or unclamps telescopic link 2 through adjusting locking ring 3, and the fixed surface of hammer handle 1 is connected with rubber sheath 6.

As shown in fig. 2 and 3, an inverted cone-shaped notch 11 and a limit slot 12 are formed on the inner wall of the upper end of the hammer handle 1 near the locking ring 3, the limit slot 12 is triangular, and the lower end of the telescopic rod 2 is fixedly connected with an anti-falling device 5.

The locking ring 3 comprises a locking nut 31 and a compression ring 32, the locking nut 31 is in threaded connection with the upper end of the hammer handle 1, one end of the compression ring 32 is fixedly connected with the inner surface of the locking nut 31, the other end of the compression ring is close to the telescopic rod 2, the end face, close to the hammer handle 1, of the compression ring 32 is of an inverted cone structure with the same shape as the inverted cone notch 11, the compression ring 32 is driven to be close to or far away from the inverted cone notch 11 by adjusting the locking nut 31 up and down, and when the compression ring 32 is close to the inverted cone notch 11, extrusion force is generated on the telescopic rod, so that the telescopic rod is fixed; when clamp ring 32 kept away from back taper breach 11, the telescopic link rises the shrinkage pool and because there is not external force extrusion, can freely reciprocate in the hammer handle, when the telescopic link rebound, blocks anti-disengaging device 5 through spacing draw-in groove 12 to the restriction telescopic link rebound drops.

Wherein, the outside surface of locking ring 3 is provided with the non-skid protrusions.

As shown in fig. 4, the anti-disengaging device 5 includes a fixed cylinder 51, sliders 52 are respectively installed on two sides in the fixed cylinder 51, a spring 53 is arranged between the two sliders 52, a sliding rod 54 is fixedly connected to one end of each of the two sliders 52, the sliding rod 54 penetrates out of the fixed cylinder 51, a limit block 55 is connected to the end of the sliding rod 54, the limit block 55 contacts with the inner side wall of the hammer handle 1, and the limit block 55 is limited by a limit slot 12 to move upwards.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. The utility model provides a scalable empty drum hammer based on detect wall, includes hammer handle (1) and tup (4), its characterized in that, hammer handle (1) inside sliding connection has telescopic link (2), the one end and tup (4) fixed connection of hammer handle (1) are kept away from in telescopic link (2), hammer handle (1) upper end is connected with locking ring (3), comes to press from both sides tightly or loosen telescopic link (2) through adjusting locking ring (3), spacing draw-in groove (12) have been seted up to hammer handle (1) inside wall upper end, telescopic link (2) lower extreme fixedly connected with anticreep device (5), spacing draw-in groove (12) are used for restricting anticreep device (5) rebound.

2. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 1, wherein: and an inverted cone-shaped notch (11) is formed in the inner wall of the upper end of the hammer handle (1) close to the locking ring (3).

3. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 2, wherein: locking ring (3) are including lock nut (31) and clamp ring (32), lock nut (31) threaded connection is in hammer handle (1) upper end, clamp ring (32) one end fixed connection is at the internal surface of lock nut (31), and the other end is close to telescopic link (2), the terminal surface that clamp ring (32) are close to hammer handle (1) is the back taper structure the same with back taper breach (11) shape, through adjusting lock nut (31) from top to bottom, drives clamp ring (32) and is close to or keeps away from back taper breach (11).

4. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 1, wherein: anticreep device (5) are including solid fixed cylinder (51), slider (52) are all installed to both sides in solid fixed cylinder (51), are provided with spring (53) between two slider (52), and the equal fixedly connected with slide bar (54) of one end that two slider (52) kept away from each other, gu fixed cylinder (51) is outwards worn out in slide bar (54), slide bar (54) end-to-end connection has stopper (55), stopper (55) and hammer handle (1) inside wall contact, stopper (55) are through spacing draw-in groove (12) restriction rebound.

5. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 4, wherein: the limiting clamping groove (12) is triangular.

6. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 1, wherein: the outer side surface of the locking ring (3) is provided with an anti-skid bulge.

7. The telescopic empty drum hammer based on the detection wall surface as claimed in claim 1, wherein: the surface of the hammer handle (1) is fixedly connected with a rubber sheath (6).