CN210090370U

CN210090370U - Hollowing detector

Info

Publication number: CN210090370U
Application number: CN201821256180.XU
Authority: CN
Inventors: 孙凌; 马刚
Original assignee: Shenzhen Guohao Land Real Estate Asset Evaluation Consulting Co Ltd
Current assignee: Shenzhen Guohao Land Real Estate Asset Evaluation Consulting Co Ltd
Priority date: 2018-08-06
Filing date: 2018-08-06
Publication date: 2020-02-18
Anticipated expiration: 2028-08-06

Abstract

The utility model relates to a building detection equipment discloses a hollowing detector, solves the problem that when the existing hollowing detector is used for detecting a horizontal plane positioned above or a plane with smaller inclination angle, an upper crawling ladder and a lower crawling ladder are required to knock and move to change the position of the crawling ladder so as to adjust the detection area, and the detection work efficiency is reduced; the hammer comprises a hammer rod and a striking block positioned at one end of the hammer rod far away from the reset component, and one end of the hammer rod is hinged in the reset component; a reset torsion spring which is abutted against the end part of the hammer rod and gives a rotation trend in the direction that the included angle between the axial direction of the hammer rod and the axial direction of the connecting rod is reduced is arranged in the reset assembly; the striking mechanism comprises a guy cable with one end connected with the hammer rod, the ladder stand does not need to be knocked up and down, the ladder stand is moved to change the position of the ladder stand so as to adjust the detection area, and the detection efficiency is high.

Description

Hollowing detector

Technical Field

The utility model relates to a check out test set is built in room, in particular to hollowing detector.

Background

The hollowing is caused by the fact that air exists in the original masonry and the dust layer, so that the sticking and the combination are not firm, and the hollowing is commonly called as 'two layers of skin'. The detection of the hollowing is also one of the detection items in the acceptance and evaluation of the building, and the existing detection method is to use a hollowing detector, also called a hollowing hammer, to lightly knock the wall surface or the ground and judge whether the hollowing exists behind the wall surface or the ground by knocking the timbre.

As shown in fig. 7, there is a conventional hollowing detector including a handle 2, a connecting rod 1 and a hammer 3 connected in sequence. The connecting rod 1 is a telescopic rod and comprises a plurality of sleeves 14 which are coaxially sleeved and the diameters of which are sequentially increased outwards.

Its weak point lies in current hollowing detector is used for detecting the horizontal plane that is located the top or the less plane of inclination like ceiling, eaves gutter ground etc. strikes the angle not good, can't make the strike of sufficient dynamics, needs the cat ladder of going up and down to strike and remove the cat ladder and change the cat ladder position in order to adjust the detection area, so makes detection work efficiency reduce.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an hollowing detector need not to strike and remove the cat ladder from top to bottom and change the cat ladder position in order to adjust detection area, and detection efficiency is high.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a hollowing detector comprises a striking mechanism, a connecting rod, a handle arranged at one end of the connecting rod, a reset component arranged at the other end of the connecting rod and a hammer hinged on the reset component; the hammer comprises a hammer rod and a striking block positioned at one end of the hammer rod far away from the reset component, and one end of the hammer rod is hinged in the reset component; a reset torsion spring which abuts against the end part of the hammer rod and gives a rotation trend in the direction that the included angle between the axial direction of the hammer rod and the axial direction of the connecting rod is reduced is arranged in the reset assembly; the striking mechanism comprises a guy cable with one end connected with the hammer rod.

By adopting the technical scheme, when the hollowing detector is used, the hammer is upwards aligned and abutted to the test surface, and the pull rope is pulled by a human hand to drive the hammer rod to rotate, so that the hammer block is far away from the test surface; the pull rope is loosened, the reset torsion spring abuts against the hammer, the hammer swings to reset and strikes the test surface to strike with enough strength, so that the hollowing detector is used, the climbing ladder does not need to be knocked up and down, the climbing ladder does not need to be moved to change the position of the climbing ladder to adjust the detection area, and the detection efficiency is high; on the other hand detection personnel when long time keeps looking up when looking up on the cat ladder, local neck blood vessel receives the oppression, detects the end when current detection area, and the head is withdrawed and is looked squarely or low when looking to produce dizzy, and this hollowing detector avoids using the cat ladder, avoids the potential safety hazard that detection personnel fell from the cat ladder.

Preferably, the connecting rod comprises a front rod provided with the reset component and a rear rod provided with the handle; an exit hole is formed in one end, close to the reset component, of the front rod; one end of the rear rod, which is close to the handle, is provided with a through hole, the stay cable penetrates in the connecting rod, and the two ends of the stay cable penetrate out of the through hole and the through hole respectively.

Through adopting above-mentioned technical scheme, but the cable is detached to connect the middle section outside the both ends of hammering and depression bar respectively and can be held in the connecting rod, protects the cable then, avoids in the cable use by the fish tail with scrape hang.

Preferably, the striking mechanism further comprises a supporting seat arranged on the side surface of the front rod, the supporting seat is located between the reset component and the penetrating hole, and the end part, far away from the front rod, of the supporting seat is abutted to the side surface of the inhaul cable.

Through adopting above-mentioned technical scheme, the side of support seat butt cable is with cable dorsad connecting rod side jack-up, makes the cable between hammer and the support seat and the length direction of hammer have the contained angle, and the cable pulling of being convenient for drives the hammer rotation after.

Preferably, the end part of the support seat far away from the front rod is provided with an abutting groove for abutting the side surface of the inhaul cable or a positioning hole for the inhaul cable to pass through.

Through adopting above-mentioned technical scheme, strengthen the location of supporting seat to the cable, prevent that the cable from being bumped by the mistake and deviating from the supporting seat.

Preferably, the side of the connecting rod is provided with a folding structure.

Through adopting above-mentioned technical scheme, the connecting rod is collapsible to be accomodate, reduces the hollowing detector, and the hollowing detector of being convenient for is deposited and is carried.

Preferably, the folding structure is arranged at the opposite end parts of the front rod and the rear rod; the end part of the front rod close to the rear rod is provided with two front rotating wheels, and the two front rotating wheels are axially overlapped and vertical to the length direction of the front rod; the end part of the rear rod close to the front rod is provided with a rear rotating wheel which is axially vertical to the length direction of the rear rod and is inserted between the two front rotating wheels; the folding structure further comprises a rotating bolt and a clamping nut, the rotating bolt comprises a bolt column and a screwing end, the threaded column sequentially penetrates through the front rotating wheel, the rear rotating wheel and the other front rotating wheel along the axial direction of the front rotating wheel, and one end, far away from the screwing end, of the threaded column penetrates through the front rotating wheel and is in threaded connection with the clamping nut.

By adopting the technical scheme, after the clamping nut is loosened, the rotating bolt is used as the shaft to rotate the front rod, so that the front rod and the rear rod are parallel and adjacent, the folding of the connecting rod is realized, the included angle between the front rod and the rear rod can be adjusted, the included angle of the hammer on the detection surface is changed, and the device is suitable for the upper top surface with a larger inclination angle.

Preferably, the clamping nut is a wing nut.

Through adopting above-mentioned technical scheme, the clamping nut can directly be twisted soon to the people hand, makes things convenient for the angular adjustment of connecting rod and the accomodating and the expansion of hollowing detector.

Preferably, the end part of the rear rod is provided with a rear through hole for the pull cable to pass through on the rear side of the rear rotating wheel; the front through hole for the pull cable to penetrate through is formed in the end portion of the front rod between the front rotating wheels, the size of the front through hole can be used for the pull cable penetrating through the rear through hole to penetrate through, and the pull cable between the rear through hole and the front through hole is abutted against the side face of the front rotating wheel.

By adopting the technical scheme, when the folding structure is folded, the front rotating wheel supports against the side face of the stay cable to force the stay cable to bend to adapt to the folding structure, so that the stay cable is prevented from being crushed or generating creases when the folding structure is folded.

Preferably, the side surface of the front rotating wheel is circumferentially provided with a C-shaped positioning groove, and the side surface of the inhaul cable is accommodated in the positioning groove.

By adopting the technical scheme, the positioning groove has a positioning function on the inhaul cable, so that the inhaul cable is prevented from slipping from the side surface of the front rotating wheel; meanwhile, the side surfaces of the front rotating wheel and the rear rotating wheel can be used as substitutes of the hammer by the folded connecting rod, so that the lower wall surface and the ground can be detected.

To sum up, the utility model discloses following beneficial effect has:

when the hollowing detector is used, the hammer is upwards aligned and abutted to the test surface, and the pull rope is pulled by a human hand to drive the hammer rod to rotate, so that the hammer block is far away from the test surface; the pull rope is loosened, the reset torsion spring abuts against the hammer, the hammer swings to reset and strikes the test surface to strike with enough strength, so that the hollowing detector is used, the climbing ladder does not need to be knocked up and down, the climbing ladder does not need to be moved to change the position of the climbing ladder to adjust the detection area, and the detection efficiency is high; on the other hand detection personnel when long time keeps looking up when looking up on the cat ladder, local neck blood vessel receives the oppression, detects the end when current detection area, and the head is withdrawed and is looked squarely or low when looking to produce dizzy, and this hollowing detector avoids using the cat ladder, avoids the potential safety hazard that detection personnel fell from the cat ladder.

Drawings

FIG. 1 is a schematic diagram of a configuration of an empty drum detector;

FIG. 2 is an exploded view I of the folded configuration;

FIG. 3 is an exploded view II of the folded configuration;

FIG. 4 is a cross-sectional view of the handle;

FIG. 5 is a schematic view of the hammer and reset assembly;

FIG. 6 is a cross-sectional view of the hammer and reset assembly;

fig. 7 is a schematic structural view of a conventional empty drum detector.

Reference numerals: 1. a connecting rod; 11. a front bar; 111. a front through hole; 112. an outlet hole is formed; 12. a rear bar; 121. punching a hole at the back; 122. a penetration hole; 13. a folded configuration; 131. a front rotary wheel; 1311. a front through hole is formed; 132. a rear rotating wheel; 1321. Then, a hole is drilled; 1323. positioning a groove; 133. rotating the bolt; 1331. screwing the end; 1332. a bolt column; 134. clamping the nut; 2. a handle; 3. hammering; 31. clicking a block; 32. a hammer lever; 321. a containing groove; 322. a rotating hole 4 and a reset assembly; 41. a housing; 411. a first opening; 412. a second opening; 413. a abdication opening is formed; 42. resetting the rotating shaft; 43. a return torsion spring; 5. a striking mechanism; 51. a pressure lever; 511. a handle portion; 512. a hinge portion; 5121. a connecting wall; 52. pulling the control rotating shaft; 53. a bolt; 54. a support rod torsion spring; 55. a cable; 56. a support base; 541. and abutting against the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the empty drum detector comprises a connecting rod 1, a striking mechanism 5 and a handle 2 arranged at one end of the connecting rod 1. Connecting rod 1 includes preceding pole 11, back pole 12 and sets up the beta structure 13 between preceding pole 11 and back pole 12, and preceding pole 11 and back pole 12 are hollow straight-bar, and handle 2 cup joints in back pole 12 and keeps away from the tip of preceding pole 11.

As shown in fig. 2, the folding structure 13 includes two front rotating wheels 131 respectively disposed at both sides of one end of the front rod 11 near the rear rod 12, a rear rotating wheel 132 disposed at one end of the rear rod 12 near the front rod 11, and a matching rotating bolt 133 and a clamping nut 134. The axes of the front rotating wheels 131 are overlapped and perpendicular to the length direction of the front rod 11, and the side surfaces of the front rotating wheels 131 are provided with front through holes 1311 along the axes. The axial direction of the rear rotating wheel 132 is parallel to the axial direction of the front rotating wheels 131, and the rear rotating wheel 132 can be inserted between the two front rotating wheels 131, and two side surfaces of the rear rotating wheel 132 are attached to two opposite side surfaces of the two front rotating wheels 131. Meanwhile, the side surface of the rear rotating wheel 132 is provided with a rear through hole 1321 along the axial center thereof, the rear through hole being axially parallel to the front through hole 1311 and having the same diameter.

The turning bolt 133 includes a threaded end 1331 and a bolt post 1332. The screw end 1331 is shaped as a regular hexagonal prism and is coaxial with the bolt post 1332. A regular hexagonal prism-shaped positioning groove 1323 is formed on the outer side surface of one of the front rotating wheels 131 at the outer edge of the front through hole 1311. The screw end 1331 is inserted into the positioning slot 1323 along an axial portion thereof and is fitted into the positioning slot 1323.

As shown in fig. 3, the threaded post has an external thread on its side surface, and the external thread penetrates through the front through hole 1311, the rear through hole 1321 and the other front through hole 1311 in sequence from the side of the front rotating wheel 131 having the positioning slot 1323.

The clamping nut 134 is a wing nut that is threadably secured to the end of the bolt post 1332 distal from the threaded end 1331. Since the screw end 1331 is partially inserted into the positioning slot 1323 to axially fix the rotating bolt 133, the clamping nut 134 can be manually screwed to clamp the front rotating wheel 131 and the rear rotating wheel 132, or the front rotating wheel 131 and the rear rotating wheel 132 can be clamped and fixed loosely, so that the angle between the front rod 11 and the rear rod 12 can be adjusted to fold and store.

As shown in fig. 4, the striking mechanism 5 includes a pressing lever 51, a pull control rotating shaft 52, a latch 53, a lever torsion spring 54, and a pulling cable 55. The pressing rod 51 is mounted on the side of the rear rod 12 that is sleeved on one end of the handle 2, and comprises a handle portion 511 and a hinge portion 512. The hinge portion 512 is forked and includes two connecting walls 5121 located at both sides of the rear lever 12. The handle portion 511 is elongated and extends obliquely along the length of the rear rod 12, and forms an included angle with the hinge portion 512.

The pulling rotation shaft 52 penetrates through the pipe wall of the rear rod 12 perpendicular to the axis of the rear rod 12, and both ends of the pulling rotation shaft 52 are rotatably connected to the two connecting walls 5121, respectively. Meanwhile, a space is left between one side of the hinge part 512 facing the rear rod 12 and the outer side surface of the rear rod 12, and the bolt 53 is arranged in the space. The axis of the latch 53 is parallel to the pull-control rotation shaft 52, and both ends thereof are fixed to the two connection walls 5121, respectively. The support rod torsion spring 54 is sleeved on the side surface of the bolt 53, and two ends of the support rod torsion spring are respectively supported against the connecting part and two opposite side surfaces of the rear rod 12.

The pull cable 55 is inserted into the connecting rod 1, and both ends thereof are exposed. Wherein, the side of the rear rod 12, which is located at the side of the hinge portion 512 away from the handle 2, is provided with a through hole 122. One end of the pulling cable 55 is passed through the through hole 122 and is connected and fixed to the connection between the handle 511 and the hinge 512.

As shown in fig. 3, the end of the rear rod 12 is provided with a rear through hole 121 between the rear rotating wheels 132, the end of the front rod 11 is provided with a front through hole 111 at the rear side of the front rotating wheel 131, the rear through hole 121 is a circular hole, and the front through hole 111 is a long waist hole. Meanwhile, the side surface of the front rotary wheel 131 is provided with a "C" shaped positioning slot 1323 along the circumferential direction. The pulling cable 55 accommodated in the rear rod 12 passes through the rear through hole 121 and out of the rear rod 12 and is attached to the positioning slot 1323, and then passes through the front through hole 111 and into the front rod 11.

As shown in fig. 5 and 6, the end of the front rod 11 remote from the rear rod 12 is provided with the reset assembly 4, and the reset assembly 4 comprises a housing 41 welded to the end surface of the front rod 11. The housing 41 is rectangular and hollow, and has a first opening 411 on a surface facing away from the end of the front rod 11, and a second opening 412 and a abdicating opening 413 on two side walls perpendicular to the rotation direction of the other front rods 11.

A reset rotating shaft 42 axially parallel to the first opening 411 and the second opening 412 is fixed in the housing 41 in a penetrating manner. The reset rotating shaft 42 is sleeved with a reset torsion spring 43.

The hammer 3 includes a hammer shaft 32 and a hammer block 31, the hammer block 31 is spherical and fixed to one end of the hammer shaft 32, and the other end of the hammer shaft 32 is inserted into the housing 41 through the first opening 411. The end of the hammer rod 32 inserted into the housing 41 is provided with an accommodating groove 321 for accommodating the reset torsion spring 43, one end of the reset torsion spring 43 abuts against the bottom surface of the housing 41 facing the first opening 411, and the other end abuts against the groove wall of the accommodating groove 321, and meanwhile, two groove walls of the accommodating groove 321, which are not abutted against the end of the reset torsion spring 43, are provided with rotating holes 322 for the reset rotating shaft 42 to pass through.

As shown in fig. 5, the end of the front rod 11 near the reset unit 4 is further provided with a through hole 112, and the cable 55 threaded in the front rod 11 is threaded through the through hole 112 and fixed to the side of the hammer lever 32.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A hollowing detector is characterized by comprising a hitting mechanism (5), a connecting rod (1), a handle (2) arranged at one end of the connecting rod (1), a reset component (4) arranged at the other end of the connecting rod (1) and a hammer (3) hinged to the reset component (4); the hammer (3) comprises a hammer rod (32) and a striking block (31) which is positioned at one end of the hammer rod (32) far away from the reset component (4), and one end of the hammer rod (32) is hinged in the reset component (4); a reset torsion spring (43) which is abutted against the end part of the hammer rod (32) and gives a rotation trend in the direction that the axial included angle between the hammer rod (32) and the connecting rod (1) is reduced is arranged in the reset component (4); the striking mechanism (5) comprises a guy cable (55) with one end connected with the hammer rod (32).

2. A hollowing detector according to claim 1, wherein the connecting rod (1) comprises a front rod (11) fitted with the reset assembly (4) and a rear rod (12) fitted with the handle (2); an exit hole (112) is formed in one end, close to the reset component (4), of the front rod (11); one end of the rear rod (12) close to the handle (2) is provided with a penetrating hole (122), the inhaul cable (55) penetrates through the connecting rod (1), and two ends of the inhaul cable respectively penetrate through the penetrating hole (122) and the penetrating hole (112).

3. An empty drum detector according to claim 2, characterized in that the striking mechanism (5) further comprises a support seat (56) arranged at the side of the front rod (11), the support seat (56) is located between the reset assembly (4) and the through hole (112), and the end of the support seat (56) far from the front rod (11) abuts against the side of the cable (55).

4. An empty drum detector according to claim 3, characterized in that the end of the support seat (56) far away from the front rod (11) is provided with an abutting groove (541) for abutting the side of the pulling cable (55) or a positioning hole for passing the pulling cable (55).

5. A hollowing detector according to claim 2, wherein the connecting stick (1) is provided with a fold formation (13) on a side thereof.

6. A hollowing detector according to claim 5, wherein the fold formation (13) is provided at the facing ends of the front bar (11) and the rear bar (12); the end part of the front rod (11) close to the rear rod (12) is provided with two front rotating wheels (131), and the two front rotating wheels (131) are axially overlapped and vertical to the length direction of the front rod (11); the end part of the rear rod (12) close to the front rod (11) is provided with a rear rotating wheel (132), and the rear rotating wheel (132) is axially vertical to the length direction of the rear rod (12) and is inserted between the two front rotating wheels (131); folded structure (13) still include and rotate bolt (133) and clamp nut (134), it includes bolt post (1332) and revolves to revolve to twist bolt (133), bolt post (1332) run through preceding driving wheel (131), back driving wheel (132) and another preceding driving wheel (131) in proper order along preceding driving wheel (131) axial, bolt post (1332) are kept away from the one end of revolving twist end (1331) and are worn out preceding driving wheel (131) and with clamp nut (134) threaded connection.

7. An empty drum detector according to claim 6, characterized in that the clamping nut (134) is a wing nut.

8. An empty drum detector according to claim 6, characterized in that the end of the rear lever (12) is provided with a rear through hole (121) on the rear side of the rear rotating wheel (132) for the cable (55) to pass through; the front through hole (111) for the pull cable (55) to penetrate out is arranged between the front rotating wheels (131) at the end part of the front rod (11), the pull cable (55) penetrating out of the rear through hole (121) can penetrate into the front through hole (111), and the pull cable (55) between the rear through hole (121) and the front through hole (111) is pressed against the side surface of the front rotating wheel (131).

9. An empty drum detector according to claim 8, wherein the side of the front rotary wheel (131) is provided with a "C" shaped positioning slot (1323) along the circumferential direction, and the side of the cable (55) is accommodated in the positioning slot (1323).