Vertical tension measuring device of lightning receiving belt fixing support

Abstract

The utility model belongs to the technical field of tension measurement, and particularly relates to a vertical tension measuring device of a lightning receiving belt fixing support. Comprising a stand column, a fixing base, a parapet wall clamping mechanism, a fixed pulley, a reel, a driving piece, a pull rope, a tension meter and a lightning receiving belt fixing support connecting piece. The fixing base is connected with the upper end of the stand column, the parapet wall clamping mechanism is connected with the lower end of the stand column, and the fixing base and the parapet wall clamping mechanism are arranged in an up-down corresponding mode. The fixed pulley is mounted on the fixed seat; the horizontally-arranged reel is installed on the stand column through a rotating base and rotates around the axis of the reel through a driving piece. The pull rope is wound through the fixed pulley, the fixed end of the pull rope is connected with the reel, the connecting end of the pull rope extends to the position below the fixed pulley, and the connecting end of the pull rope is connected with the lightning receiving belt fixing support connecting piece through the tension meter. And the measurement result is accurate. The operation is simple, and the measurement efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tensile force measurement, and particularly relates to a vertical tensile force measurement device for a lightning protection belt fixing bracket. Background Art

[0002] To ensure safety, a building lightning protection system includes a lightning arrester, a building main body steel bar lead-down device, and a foundation steel bar. Among them, the lightning arrester can be a lightning rod, a lightning protection belt, a lightning eliminator, etc. The lightning protection belt is suspended on the parapet wall of the building roof through a lightning protection belt fixing bracket, and then connected to the building main body steel bar lead-down device, and the building main body steel bar lead-down device is connected to the foundation steel bar to achieve grounding. The lightning protection belt fixing bracket usually includes multiple vertical steel bars evenly distributed along the length direction of the parapet wall. According to the provisions of GB50601-2010 "Code for Construction Quality and Acceptance of Building Lightning Protection", the vertical tensile force borne by the lightning protection belt fixing bracket should be greater than or equal to 49N. Currently, a worker holds a tensile force meter, connects the hook end of the tensile force meter to the lightning protection belt fixing bracket, and vertically lifts the tensile force meter for measurement. When the worker vertically lifts the tensile force meter, it is easy to produce deviation, which will lead to inaccurate measurement results. It also has the disadvantages of inconvenient operation and low efficiency. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to provide a vertical tensile force measurement device for a lightning protection belt fixing bracket to make the measurement result accurate.

[0004] The technical solution adopted by the utility model to solve its technical problem is: a vertical tensile force measurement device for a lightning protection belt fixing bracket, which includes a column, a fixed seat, a parapet wall clamping mechanism, a fixed pulley, a wire winding wheel, a driving member, a pulling rope, a tensile force meter, and a lightning protection belt fixing bracket connecting member;

[0005] The fixed seat is connected to the upper end of the column, the parapet wall clamping mechanism is connected to the lower end of the column, and the fixed seat and the parapet wall clamping mechanism are arranged corresponding to each other up and down;

[0006] The fixed pulley is installed on the fixed seat;

[0007] The horizontally arranged wire winding wheel is installed on the column through a rotating seat and rotates around its own axis through the driving member;

[0008] The pulling rope is wound and installed through the fixed pulley, the fixed end of the pulling rope is connected to the wire winding wheel, the connecting end of the pulling rope extends to the lower part of the fixed pulley, and the connecting end of the pulling rope is connected to the lightning protection belt fixing bracket connecting member through the tensile force meter.

[0009] Furthermore, it further includes a first gear, a second gear, a rotation stop block, a second rotating shaft, and a third rotating shaft;

[0010] The second rotating shaft and the third rotating shaft are both rotatably installed on the U-shaped seat of the rotating base, and the second rotating shaft, the third rotating shaft and the first rotating shaft of the rotating base are parallel to each other in pairs;

[0011] The wire winding wheel is arranged on the first rotating shaft of the rotating base, one end of the wire winding wheel is connected with the first gear arranged coaxially with itself, and the second gear is coaxially arranged on the second rotating shaft and meshes with the first gear;

[0012] The anti-rotation block is arranged on the third rotating shaft, and the anti-rotation protrusion on the anti-rotation block is in clamping fit with the tooth groove of the second gear;

[0013] The driving member is in transmission connection with the second rotating shaft.

[0014] Further, the lightning protection strip fixing bracket connecting member includes a first connecting plate and a second connecting plate, both the first connecting plate and the second connecting plate are arranged vertically and are arranged at intervals in the horizontal direction;

[0015] The first connecting plate and the second connecting plate are connected by fastening bolts, and there is a space for the lightning protection strip fixing bracket to extend between the first connecting plate and the second connecting plate;

[0016] The lower end of the tension measuring device is connected to the second connecting plate.

[0017] Further, the parapet clamping mechanism includes a horizontal adjustment mounting seat, a first fixed abutting member and a first adjustable abutting member;

[0018] The horizontal adjustment mounting seat is connected to the lower end of the column;

[0019] The first fixed abutting member and the first adjustable abutting member are both located below the horizontal adjustment mounting seat and are arranged at intervals in the horizontal direction; the first fixed abutting member is fixedly connected to the horizontal adjustment mounting seat, and the first adjustable abutting member is connected to the horizontal adjustment mounting seat through a first adjustment locking structure;

[0020] A width-adjustable parapet clamping space for the terrace is formed among the first fixed abutting member, the first adjustable abutting member and the horizontal adjustment mounting seat.

[0021] Further, the first adjustment locking structure includes a first locking bolt and a horizontal long hole arranged on the horizontal adjustment mounting seat;

[0022] The first locking bolt is installed through the horizontal long hole and locks the horizontal adjustment mounting seat and the first adjustable abutting member.

[0023] Further, it further includes a first tightening bolt and a second tightening bolt;

[0024] The first tightening bolt is installed on the first fixed abutting member, and the second tightening bolt is installed on the first adjustable abutting member;

[0025] The first tightening bolt and the second tightening bolt are arranged oppositely.

[0026] Furthermore, the parapet clamping mechanism includes a vertical adjustment mounting seat, a second fixed abutting member and a second adjustable abutting member;

[0027] The vertical adjustment mounting seat is connected to the lower end of the column;

[0028] The second fixed abutting member and the second adjustable abutting member are located on the same side of the vertical adjustment mounting seat and are arranged at intervals up and down; the second fixed abutting member is fixedly connected to the vertical adjustment mounting seat, and the second adjustable abutting member is connected to the vertical adjustment mounting seat through a second adjustment locking structure;

[0029] A height-adjustable cantilever parapet clamping space is formed among the second fixed abutting member, the second adjustable abutting member and the vertical adjustment mounting seat.

[0030] Furthermore, the second adjustment locking structure includes a second locking bolt and a vertical long hole arranged on the vertical adjustment mounting seat;

[0031] The second locking bolt is installed through the vertical long hole and locks the vertical adjustment mounting seat and the second adjustable abutting member.

[0032] Furthermore, a third tightening bolt and a fourth tightening bolt are further included;

[0033] The third tightening bolt is installed on the second fixed abutting member, and the fourth tightening bolt is installed on the second adjustable abutting member;

[0034] The third tightening bolt and the fourth tightening bolt are arranged oppositely.

[0035] Furthermore, the driving member is a rotating handle.

[0036] Compared with the prior art, the beneficial effects of the present utility model are as follows: The present utility model provides a vertical tension measuring device for a lightning protection strip fixing bracket, which makes the measurement result accurate. It also has the advantages of simple operation and improved measurement efficiency. Description of the Drawings

[0037] Figure 1 It is the front view structural schematic diagram of the first embodiment of the present utility model;

[0038] Figure 2 It is the side view structural schematic diagram of the first embodiment of the present utility model;

[0039] Figure 3 It is a front view structural schematic diagram of the second embodiment of the present utility model;

[0040] Figure 4 It is a mounting structure schematic diagram of a wire winding wheel, a first gear, a second gear, a rotation stopping block and a driving member in the present utility model;

[0041] Reference numerals: 1 - upright column; 2 - fixed seat; 3 - parapet clamping mechanism; 301 - horizontal adjustment mounting seat; 302 - first fixed abutting member; 303 - first adjustable abutting member; 304 - terrace parapet clamping space; 305 - first locking bolt; 306 - vertical adjustment mounting seat; 307 - second fixed abutting member; 308 - second adjustable abutting member; 309 - cornice parapet clamping space; 310 - second locking bolt; 4 - fixed pulley; 5 - wire winding wheel; 6 - driving member; 7 - pulling rope; 8 - tension measuring device; 9 - lightning protection belt fixing bracket connecting member; 901 - first connecting plate; 902 - second connecting plate; 903 - fastening bolt; 10 - first rotating shaft; 11 - first gear; 12 - second gear; 1201 - second rotating shaft; 13 - rotation stopping block; 1301 - third rotating shaft; 14 - first tightening bolt; 15 - second tightening bolt; 16 - third tightening bolt; 17 - fourth tightening bolt; 18 - U-shaped seat. Specific embodiments

[0042] The present utility model will be further described below with reference to the accompanying drawings and embodiments.

[0043] A vertical tension measuring device for a lightning protection belt fixing bracket, comprising an upright column 1, a fixed seat 2, a parapet clamping mechanism 3, a fixed pulley 4, a wire winding wheel 5, a driving member 6, a pulling rope 7, a tension measuring device 8 and a lightning protection belt fixing bracket connecting member 9; the fixed seat 2 is connected to the upper end of the upright column 1, the parapet clamping mechanism 3 is connected to the lower end of the upright column 1, and the fixed seat 2 and the parapet clamping mechanism 3 are arranged vertically opposite to each other; the fixed pulley 4 is installed on the fixed seat 2; the horizontally arranged wire winding wheel 5 is installed on the upright column 1 through a rotating seat and rotates around its own axis through the driving member 6; the pulling rope 7 is wound and installed through the fixed pulley 4, the fixed end of the pulling rope 7 is connected to the wire winding wheel 5, the connecting end of the pulling rope 7 extends below the fixed pulley 4, and the connecting end of the pulling rope 7 is connected to the lightning protection belt fixing bracket connecting member 9 through the tension measuring device 8.

[0044] The column 1 provides installation support for the fixed seat 2, the parapet clamping mechanism 3 and the rotating seat. The fixed seat 2 provides installation support for the fixed pulley 4, and the installation position of the fixed pulley 4 can be adjusted along the width direction of the parapet according to actual needs. Specifically, the pulley seat of the fixed pulley 4 is connected to the fixed seat 2 by bolts, or the pulley seat of the fixed pulley 4 is connected to the fixed seat 2 by a hook. The tension gauge 8 and the lightning protection belt fixing bracket connecting piece 9 are both located between the fixed seat 2 and the parapet clamping mechanism 3. The rotating seat provides installation support for the wire winding wheel 5. During use, the parapet clamping mechanism 3 is clamped on the terrace parapet or the cantilever parapet, and one of the vertical steel bars in the lightning protection belt fixing bracket is connected through the lightning protection belt fixing bracket connecting piece 9. The driving member 6 drives the wire winding wheel 5 to rotate, the pull rope 7 is tightened, and the reading on the tension gauge 8 is read. When the reading value is greater than or equal to 49 N, the lightning protection belt fixing bracket meets the specification requirements.

[0045] Preferably, it further includes a first gear 11, a second gear 12, a rotation stop block 13, a second rotating shaft 1201 and a third rotating shaft 1301; the second rotating shaft 1201 and the third rotating shaft 1301 are both rotatably installed on the U-shaped seat 18 of the rotating seat, and the second rotating shaft 1201, the third rotating shaft 1301 and the first rotating shaft 10 of the rotating seat are parallel to each other in pairs; the wire winding wheel 5 is arranged on the first rotating shaft 10 of the rotating seat, one end of the wire winding wheel 5 is connected with the first gear 11 arranged coaxially with itself, the second gear 12 is coaxially arranged on the second rotating shaft 1201 and meshes with the first gear 11; the rotation stop block 13 is arranged on the third rotating shaft 1301, and the rotation stop protrusion on the rotation stop block 13 is in clamping fit with the tooth groove of the second gear 12; the driving member 6 is in transmission connection with the second rotating shaft 1201. The rotating seat includes a U-shaped seat 18 and a first rotating shaft 10 installed on the U-shaped seat 18. Rotate the rotation stop block 13 around the axis of the third rotating shaft 1301 to disengage the rotation stop protrusion on the rotation stop block 13 from the tooth groove of the second gear 12. At this time, the driving member 6 drives the second rotating shaft 1201 to rotate, thereby driving the wire winding wheel 5 to pay out or wind up the wire. Rotate the rotation stop block 13 around the axis of the third rotating shaft 1301 to make the rotation stop protrusion on the rotation stop block 13 extend into one of the tooth grooves of the second gear 12. At this time, both the first gear 11 and the second gear 12 stop rotating, and the wire winding wheel 5 stops paying out or winding up the wire. Thereby, it is convenient for the operator to read the reading on the tension gauge 8.

[0046] As a preferred embodiment, the wire winding wheel 5 and the first gear 11 are an integrally formed integral structure.

[0047] Preferably, the lightning protection strip fixing bracket connector 9 includes a first connecting plate 901 and a second connecting plate 902. Both the first connecting plate 901 and the second connecting plate 902 are vertically arranged and spaced apart in the horizontal direction. The first connecting plate 901 and the second connecting plate 902 are connected by a fastening bolt 903. There is a space for the lightning protection strip fixing bracket to extend between the first connecting plate 901 and the second connecting plate 902. The lower end of the tensile force measuring device 8 is connected to the second connecting plate 902. As a preferred embodiment, two fastening bolts 903 are arranged at intervals along the length direction of the first connecting plate 901. When one of the vertical steel bars in the lightning protection strip fixing bracket is clamped by the first connecting plate 901 and the second connecting plate 902, the vertical steel bar is located between the two fastening bolts 903. Specifically, the upper end of the tensile force measuring device 8 is connected to the connecting end of the pulling rope 7 through a hook or a buckle, the lower end of the tensile force measuring device 8 is connected to the second connecting plate 902 through a hook, and a through hole for the hook to hang on is provided at the upper end of the second connecting plate 902.

[0048] The parapet clamping mechanism 3 includes two specific embodiments:

[0049] Embodiment 1, as Figure 1 、 2 shown, the parapet clamping mechanism 3 includes a horizontal adjustment mounting seat 301, a first fixed abutting member 302, and a first adjustable abutting member 303. The horizontal adjustment mounting seat 301 is connected to the lower end of the column 1. Both the first fixed abutting member 302 and the first adjustable abutting member 303 are located below the horizontal adjustment mounting seat 301 and are spaced apart in the horizontal direction. The first fixed abutting member 302 is fixedly connected to the horizontal adjustment mounting seat 301, and the first adjustable abutting member 303 is connected to the horizontal adjustment mounting seat 301 through a first adjustment locking structure. A width-adjustable parapet clamping space 304 for the terrace parapet is formed among the first fixed abutting member 302, the first adjustable abutting member 303, and the horizontal adjustment mounting seat 301. Specifically, the first fixed abutting member 302 and the first adjustable abutting member 303 are spaced apart along the width direction of the terrace parapet. By adjusting the distance between the first adjustable abutting member 303 and the first fixed abutting member 302 in the horizontal direction, it is applicable to terrace parapets with different widths.

[0050] Preferably, the first adjustment locking structure includes a first locking bolt 305 and a horizontal long hole provided on the horizontal adjustment mounting seat 301. The first locking bolt 305 is installed through the horizontal long hole to lock the horizontal adjustment mounting seat 301 and the first adjustable abutting member 303.

[0051] Preferably, it further includes a first tightening bolt 14 and a second tightening bolt 15; the first tightening bolt 14 is installed on the first fixed abutting member 302, and the second tightening bolt 15 is installed on the first adjustable abutting member 303; the first tightening bolt 14 and the second tightening bolt 15 are arranged oppositely.

[0052] Embodiment 2, as Figure 3 shown, the parapet clamping mechanism 3 includes a vertical adjustment mounting seat 306, a second fixed abutting member 307 and a second adjustable abutting member 308; the vertical adjustment mounting seat 306 is connected to the lower end of the column 1; the second fixed abutting member 307 and the second adjustable abutting member 308 are located on the same side of the vertical adjustment mounting seat 306 and are arranged at intervals up and down; the second fixed abutting member 307 is fixedly connected to the vertical adjustment mounting seat 306, and the second adjustable abutting member 308 is connected to the vertical adjustment mounting seat 306 through a second adjustment locking structure; a height-adjustable cantilever parapet clamping space 309 is formed between the second fixed abutting member 307, the second adjustable abutting member 308 and the vertical adjustment mounting seat 306. By adjusting the distance between the second fixed abutting member 307 and the second adjustable abutting member 308 in the vertical direction, it is applicable to cantilever parapets with different heights.

[0053] Preferably, the second adjustment locking structure includes a second locking bolt 310 and a vertical long hole provided on the vertical adjustment mounting seat 306; the second locking bolt 310 is installed through the vertical long hole and locks the vertical adjustment mounting seat 306 and the second adjustable abutting member 308.

[0054] Preferably, it further includes a third tightening bolt 16 and a fourth tightening bolt 17; the third tightening bolt 16 is installed on the second fixed abutting member 307, and the fourth tightening bolt 17 is installed on the second adjustable abutting member 308; the third tightening bolt 16 and the fourth tightening bolt 17 are arranged oppositely.

[0055] The driving member 6 can be a reduction motor. Preferably, the driving member 6 is a rotating handle. When the driving member 6 is a rotating handle, it is driven manually.

[0056] Only one column 1 can be provided. Preferably, two columns 1 are arranged at intervals in the horizontal direction, and the two columns 1 are connected by a cross bar; the pulling rope 7 passes through the space between the two columns 1. Specifically, two columns 1 are arranged at intervals along the length direction of the parapet.

[0057] The horizontal adjustment mounting seat 301, the first fixed abutting member 302, the first adjustable abutting member 303, the vertical adjustment mounting seat 306, the second fixed abutting member 307 and the second adjustable abutting member 308 can all be rod-shaped structures, plate-shaped structures, bracket structures, etc.

[0058] Preferably, both the first adjustable abutting member 303 and the second adjustable abutting member 308 are L-shaped bracket structures.

[0059] The embodiments of the specific implementation manners are all preferred embodiments of the present utility model, and do not limit the protection scope of the present utility model accordingly. Any equivalent changes made according to the structure, shape and principle of the present utility model shall be covered within the protection scope of the present utility model.

Claims

1. A vertical tension measuring device for a lightning termination fixing bracket, characterized in that: It comprises a column (1), a fixing seat (2), a parapet clamping mechanism (3), a fixed pulley (4), a winding wheel (5), a driving member (6), a pull rope (7), a tension meter (8) and a lightning strip fixing bracket connecting member (9); The fixing seat (2) is connected to the upper end of the column (1), the parapet clamping mechanism (3) is connected to the lower end of the column (1), and the fixing seat (2) and the parapet clamping mechanism (3) are arranged correspondingly up and down; The fixed pulley (4) is mounted on the fixed seat (2); The horizontally arranged winding wheel (5) is mounted on the column (1) via a rotating seat and rotates around its own axis via the driving member (6); The pull rope (7) is installed by winding around the fixed pulley (4), the fixed end of the pull rope (7) is connected to the winding wheel (5), the connecting end of the pull rope (7) extends to the bottom of the fixed pulley (4), and the connecting end of the pull rope (7) is connected to the lightning strip fixed bracket connecting piece (9) through the tension meter (8).

2. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 1, characterized in that: It also includes a first gear (11), a second gear (12), a stop block (13), a second rotating shaft (1201) and a third rotating shaft (1301); The second rotating shaft (1201) and the third rotating shaft (1301) are both rotatably mounted on the U-shaped seat (18) of the rotating seat, and the second rotating shaft (1201), the third rotating shaft (1301) and the first rotating shaft (10) of the rotating seat are parallel to each other; The winding wheel (5) is arranged on the first rotating shaft (10) of the rotating seat, one end of the winding wheel (5) is connected to the first gear (11) arranged coaxially with the winding wheel, and the second gear (12) is coaxially arranged on the second rotating shaft (1201) and meshes with the first gear (11); The anti-rotation block (13) is arranged on the third rotating shaft (1301), and the anti-rotation protrusion on the anti-rotation block (13) is engaged with the tooth groove of the second gear (12); The driving member (6) is drivingly connected to the second rotating shaft (1201).

3. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 1, characterized in that: The lightning strip fixing bracket connector (9) comprises a first connecting plate (901) and a second connecting plate (902), wherein the first connecting plate (901) and the second connecting plate (902) are both arranged vertically and spaced apart in the horizontal direction; The first connecting plate (901) and the second connecting plate (902) are connected by fastening bolts (903), and a space for a lightning rod fixing bracket to extend into is provided between the first connecting plate (901) and the second connecting plate (902); The lower end of the tension meter (8) is connected to the second connecting plate (902).

4. A vertical tension measuring device for a lightning termination strip fixing bracket according to any one of claims 1 or 3, characterized in that: The parapet clamping mechanism (3) comprises a horizontal adjustment mounting seat (301), a first fixed abutment member (302) and a first adjustable abutment member (303); The horizontal adjustment mounting seat (301) is connected to the lower end of the column (1); The first fixed abutment member (302) and the first adjustable abutment member (303) are both located below the horizontal adjustment mounting seat (301) and are arranged at intervals in the horizontal direction; the first fixed abutment member (302) is fixedly connected to the horizontal adjustment mounting seat (301), and the first adjustable abutment member (303) is connected to the horizontal adjustment mounting seat (301) via a first adjustment locking structure; A terrace parapet clamping space (304) with adjustable width is formed between the first fixed abutment member (302), the first adjustable abutment member (303) and the horizontal adjustment mounting seat (301).

5. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 4, characterized in that: The first adjustment locking structure comprises a first locking bolt (305) and a horizontal long hole arranged on the horizontal adjustment mounting seat (301); The first locking bolt (305) is installed through the horizontal long hole and locks the horizontal adjustment mounting seat (301) and the first adjustable abutment member (303).

6. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 5, characterized in that: It also includes a first tightening bolt (14) and a second tightening bolt (15); The first abutting bolt (14) is installed on the first fixed abutting member (302), and the second abutting bolt (15) is installed on the first adjustable abutting member (303); The first clamping bolt (14) and the second clamping bolt (15) are arranged opposite to each other.

7. A vertical tension measuring device for a lightning termination strip fixing bracket according to any one of claims 1 or 3, characterized in that: The parapet clamping mechanism (3) comprises a vertical adjustment mounting seat (306), a second fixed abutment member (307) and a second adjustable abutment member (308); The vertical adjustment mounting seat (306) is connected to the lower end of the column (1); The second fixed abutment member (307) and the second adjustable abutment member (308) are located on the same side of the vertical adjustment mounting seat (306) and are spaced apart from each other; the second fixed abutment member (307) is fixedly connected to the vertical adjustment mounting seat (306), and the second adjustable abutment member (308) is connected to the vertical adjustment mounting seat (306) via a second adjustment locking structure; A height-adjustable overhanging parapet clamping space (309) is formed between the second fixed abutment member (307), the second adjustable abutment member (308) and the vertical adjustment mounting seat (306).

8. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 7, characterized in that: The second adjustment locking structure comprises a second locking bolt (310) and a vertical long hole arranged on the vertical adjustment mounting seat (306); The second locking bolt (310) is installed through the vertical long hole and locks the vertical adjustment mounting seat (306) and the second adjustable abutment member (308).

9. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 8, characterized in that: It also includes a third tightening bolt (16) and a fourth tightening bolt (17); The third abutting bolt (16) is installed on the second fixed abutting member (307), and the fourth abutting bolt (17) is installed on the second adjustable abutting member (308); The third tightening bolt (16) and the fourth tightening bolt (17) are arranged opposite to each other.

10. A vertical tension measuring device for a lightning termination strip fixing bracket according to claim 1, characterized in that: The driving member (6) is a rotating handle.

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