CN219015589U - Building railing impact test device - Google Patents

Abstract

The utility model discloses a building railing impact test device which comprises a supporting mechanism and a length graduated scale, wherein the supporting mechanism is connected with an impact object, the height of the impact object is adjustable, the impact object can swing relative to the supporting mechanism and impact a building railing, the length direction of the length graduated scale is perpendicular to the horizontal direction, a first laser indicator, a second laser indicator and a laser range finder are slidably arranged on the length graduated scale, the first laser indicator, the second laser indicator and the laser range finder are arranged towards the impact object, and laser emitted by the first laser indicator, laser emitted by the second laser indicator and laser emitted by the laser range finder can fall into the building railing, and laser emitted by the first laser indicator, laser emitted by the second laser indicator and laser emitted by the laser range finder are parallel to the horizontal direction. The length between the first laser pointer and the second laser pointer is the exact height of the striker lift.

Description

Building railing impact test device

Technical Field

The utility model relates to the technical field of building detection, in particular to a building railing impact test device.

Background

In the existing building railing impact test, the lifting height of an impacting object before impact and the measurement of deformation displacement of the building railing after the impact are key factors of the test, and the lifting height of the impacting object meets the standard height to ensure the smooth completion of the building railing impact test. In the related art, the height of the striker lifting before the collision is roughly measured by manually adopting a steel tape, so that the accuracy of the striker lifting height cannot be ensured, and the striker lifting height cannot be ensured to meet the standard requirement.

Disclosure of Invention

Based on this, it is necessary to provide a building railing impact test device to solve the technical problems that the height of the impact object lifted before the impact cannot be ensured and the height of the impact object lifted cannot be ensured to meet the requirement of the specification in the related art.

The utility model provides a building railing impact test device, which comprises:

the supporting mechanism is connected with an impact object, the height of the impact object is adjustable, and the impact object can swing relative to the supporting mechanism and impact the building railing; a kind of electronic device with high-pressure air-conditioning system

The length scale, length direction perpendicular to horizontal direction of length scale, the last slip of length scale is provided with first laser indicator, second laser indicator and laser range finder, first laser indicator the second laser indicator with the laser range finder orientation the striking thing sets up, just the laser of first laser indicator transmission the laser of second laser indicator with the laser of laser range finder transmission all can fall into the building railing, first laser indicator the second laser indicator with the laser range finder all is parallel with the horizontal direction.

Further, the supporting mechanism comprises a supporting frame and an adjusting assembly, the adjusting assembly is respectively connected with the supporting frame and the impacting object, and the adjusting assembly is used for adjusting the height of the impacting object.

Further, the adjusting component comprises a first rod piece, a second rod piece and a fastener, wherein the first rod piece is connected with the impact object, the second rod piece is connected with the supporting frame, a first through hole is formed in the first rod piece, the second rod piece is arranged in the vertical direction, a plurality of second through holes are formed in the second rod piece in the length direction, and the fastener penetrates through the first through hole and the second through hole so that the first rod piece is connected with the second rod piece, and the height of the first rod piece relative to the second rod piece is adjusted.

Further, the first through holes are formed in a plurality, the plurality of first through holes are formed in the first rod in sequence along the length direction of the first rod, the first rod is arranged in the horizontal direction, the horizontal position of the first rod is adjusted through the cooperation of the second through holes, the fasteners and the plurality of first through holes, and then the horizontal position of the impacting object is adjusted.

Further, the support frame includes first tripod, second tripod and first connecting piece, the one end of first connecting piece with the bottom of first tripod is connected, the other end of first connecting piece with the bottom of second tripod is connected, the top of first tripod with the top of second tripod all with adjusting part connects.

Further, the test device further comprises an angle carving disc, the angle carving disc is arranged at the joint of the supporting mechanism and the impacting object, and the angle carving disc is used for marking the swing angle of the impacting object.

Further, the test device further comprises a second connecting piece, one end of the second connecting piece is connected with the supporting mechanism, and the other end of the second connecting piece is connected with the striker.

Further, the test device further comprises a first rope, a second rope and a movable pulley assembly, one end of the first rope is connected with the striker, the other end of the first rope is connected with the movable pulley assembly, one end of the second rope is connected with the supporting frame, the other end of the second rope is pulled by external force, and the movable pulley assembly is slidably arranged on the second rope.

Further, the test device further comprises a chassis, and the length scale is arranged on the chassis, so that the length scale is perpendicular to the horizontal direction.

Further, the striker is a steel ball or a shotshell.

According to the building railing impact test device provided by the utility model, the first laser indicator and the second laser indicator are arranged on the length graduated scale in a sliding manner, the first laser indicator and the second laser indicator are arranged towards the impact object, before the impact object impacts the building railing, the position of the first laser indicator relative to the length graduated scale is adjusted so that the laser point sent by the first laser indicator falls on the impact object, and the position of the second laser indicator relative to the length graduated scale is adjusted so that the laser point sent by the second laser indicator falls on the impact point of the impact object and the building railing.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a construction railing impact test apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a construction balustrade impact test device and a construction balustrade according to an embodiment of the present utility model;

fig. 3 is a schematic structural view of a length scale according to an embodiment of the present utility model.

Wherein:

100. a support mechanism; 110. a support frame; 111. a first tripod; 112. a second tripod; 113. a first connector; 120. an adjustment assembly; 121. a first rod member; 1211. a first through hole; 122. a second rod member; 1221. a second through hole; 200. a striker; 300. a length scale; 400. a first laser pointer; 500. a second laser pointer; 600. a laser range finder; 700. an angle engraving disc; 810. a second connector; 820. a first rope; 830. a second rope; 840. a movable pulley assembly; 850. a cable; 900. a chassis; 910. building railing.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 3, in an embodiment, an impact test device for a building balustrade includes a supporting mechanism 100 and a length scale 300, the supporting mechanism 100 is connected with an impact object 200, the height of the impact object 200 is adjustable, the impact object 200 can swing relative to the supporting mechanism 100 and impact a building balustrade 910, the length direction of the length scale 300 is perpendicular to the horizontal direction, a first laser indicator 400, a second laser indicator 500 and a laser range finder 600 are slidably arranged on the length scale 300, the first laser indicator 400, the second laser indicator 500 and the laser range finder 600 are arranged towards the impact object 200, and laser emitted by the first laser indicator 400, laser emitted by the second laser indicator 500 and laser emitted by the laser range finder 600 can fall into the building balustrade 910, and the first laser indicator 400, the second laser indicator 500 and the laser range finder 600 are parallel to the horizontal direction. Specifically, the striker 200 is a steel ball or shot bag because the test requires a soft weight and a hard weight to strike the construction rail 910. The laser rangefinder 600 is of specification type X310. The first laser pointer 400 and the second laser pointer 500 are laser pens.

In the test, the first laser pointer 400 and the second laser pointer 500 are slidably disposed on the length scale 300, and the first laser pointer 400 and the second laser pointer 500 are disposed toward the striker 200, before the striker 200 strikes the building railing 910, the position of the second laser pointer 500 relative to the length scale 300 is adjusted so that the laser point emitted by the second laser pointer 500 falls on the striking point of the striker 200 and the building railing 910, and the position of the first laser pointer 400 relative to the length scale 300 is adjusted so that the laser point emitted by the first laser pointer 400 falls on the striker 200, because the first laser pointer 400 and the second laser pointer 500 are parallel to the horizontal direction and the length direction of the length scale 300 is perpendicular to the horizontal direction, the length between the first laser pointer 400 and the second laser pointer 500 is the exact lifting height of the striker 200. In addition, by adjusting the position of the laser rangefinder 600 relative to the length scale 300 so that the laser emitted by the laser rangefinder 600 falls on the impact point between the impact object 200 and the building railing 910, the deformation displacement of the building railing 910 can be accurately measured by measuring the displacement of the building railing 910 before and after the impact, and the measurement error of the deformation displacement of the building railing 910 after the impact can be greatly reduced by the laser rangefinder 600. In addition, in the related art, an independent dial indicator support is required to be additionally arranged so that the dial indicator is horizontally fastened to the top of the handrail, in order to avoid test failure caused by collision of an impact object and a cable thereof with the dial indicator and the support thereof in the test process, the support is required to be arranged on the outer side of the handrail, the support is required to be erected with large workload, and an independent displacement measurement support is not required to be arranged on the outer side (the side of the handrail) of the handrail by arranging a laser range finder.

Specifically, the supporting mechanism 100 includes a supporting frame 110 and an adjusting assembly 120, the adjusting assembly 120 is connected to the supporting frame 110 and the striker 200, and the adjusting assembly 120 is used for adjusting the height of the striker 200. More specifically, the adjusting assembly 120 includes a first rod 121, a second rod 122, and a fastener, the first rod 121 is connected with the striker 200, the second rod 122 is connected with the support frame 110, the first rod 121 is provided with a first through hole 1211 along a length direction, the second rod 122 is provided with a plurality of second through holes 1221 along a vertical direction, and the fastener is disposed through the first through hole 1211 and the second through holes 1221, so that the first rod 121 and the second rod 122 are connected to adjust a height of the first rod 121 relative to the second rod 122. Specifically, the second lever 122 is provided in two.

Further, the plurality of first through holes 1211 are provided in the first rod 121 along the length direction of the first rod 121, the first rod 121 is provided in the horizontal direction, and the horizontal position of the first rod 121 is adjusted by the cooperation of the second through holes 1221 and the fastener with the plurality of first through holes 1211, so as to adjust the horizontal position of the striker 200.

Still further, the support frame 110 includes a first tripod 111, a second tripod 112 and a first connecting member 113, one end of the first connecting member 113 is connected to the bottom of the first tripod 111, the other end of the first connecting member 113 is connected to the bottom of the second tripod 112, and the top of the first tripod 111 and the top of the second tripod 112 are connected to the adjusting assembly 120. Specifically, the top of the first tripod 111 and the top of the second tripod 112 are connected to two second bars 122, respectively.

Further, the test device further includes an angle engraving disc 700, the angle engraving disc 700 is disposed at the connection position of the supporting mechanism 100 and the striker 200, and the angle engraving disc 700 is used for identifying the swing angle of the striker 200. Specifically, the angle dial 700 is disposed at one side of the first lever 121.

Further, the test device further comprises a second connecting member 810, one end of the second connecting member 810 is connected to the supporting mechanism 100, and the other end of the second connecting member 810 is connected to the striker 200. In particular, the second connector 810 may be a wire rope or a connecting rod.

The test device further comprises a first rope 820, a second rope 830 and a movable pulley assembly 840, one end of the first rope 820 is connected with the striker 200, the other end of the first rope 820 is connected with the movable pulley assembly 840, one end of the second rope 830 is connected with the support frame 110, the other end of the second rope 830 is pulled by external force, the movable pulley assembly 840 is slidably arranged on the second rope 830, the movable pulley assembly 840 is driven to pull the striker 200 by pulling the second rope 830, labor is greatly saved, single pendulum motion of the striker 200 can be easily achieved, and the building railing 910 is impacted. Specifically, both the first rope 820 and the second rope 830 may be steel wire ropes.

Specifically, the test device further includes a cable 850 having one end connected to the first rod 121 and the other end connected to the center point of the movable pulley assembly 840, the cable 850 serving to prevent the movable pulley assembly 840 from falling off the support frame 110. The length of the cable 850 is greater than or equal to the length of the second connector 810 to ensure that the steel ball can strike a predetermined point of impact on the construction railing. The sum of the length of the cable 850 and the radius of the steel ball is less than the distance from the first rod 121 to the plane formed by the first connector 113, the first tripod 111 and the second tripod 112, avoiding the contact of the steel ball with the ground and the first connector 113 during the swinging process.

The test device further includes a chassis 900, and the length scale 300 is disposed on the chassis 900 such that the length scale 300 is disposed perpendicular to the horizontal direction. Specifically, the chassis 900 is placed on the ground, so that the length scale 300 can be stably placed at a preset position, and the length scale 300 is placed between the first tripod 111 and the second tripod 112 in the test.

The test steps are as follows:

s1: the first rod 121, the second rod 122, the first tripod 111, the second tripod 112 and the first connector 113 are assembled and placed on one side of the construction railing 910 to be inspected, and the length scale 300 is placed between the first tripod 111 and the second tripod 112. The height of the first rod 121 is adjusted according to the height of the building railing 910, i.e., the height of the shot bag (which, if tested against hard impacts, would need to be replaced with a steel ball) is adjusted so that the shot bag centerline is at approximately the same height as the middle of the building railing 910 (i.e., point a in fig. 2).

S2: the laser rangefinder 600 is moved for the laser point that laser rangefinder 600 sent falls into the B point of building railing 910, is that laser rangefinder 600 and the B point of building railing 910 are in same horizontal line, opens laser rangefinder 600, records the distance between B point and length scale 300.

S3: the steel tape is used to find the point a in the middle of the building railing 910 and mark it, the second indicator 500 is moved to drop the laser point from the point a, and the length of the second connector 810 is finely adjusted so that the center line of the shot bag is at the same horizontal position as the laser point from the first laser indicator 400.

S4: the first laser pointer 400 is moved so that the distance h1 between the first laser pointer 400 and the second laser pointer 500 is equal to a prescribed value required by the specification, for example, 68cm.

S5: the second rope 830 is pulled tightly to place the centerline of the shot bag at the same horizontal position as the laser light emitted by the first laser pointer 400, and if the angle formed by the second connector 810 and the horizontal direction does not exceed 14 ° (the angle shown by the angle scale 700), the elevation of the shot bag is up to the specification.

S6: the second rope 830 is loosened so that the shotshell bag strikes point a of the building railing 910.

S7: and moving the first laser indicator 400 to the upper part of the laser range finder 600, wherein the distance between the first laser indicator 400 and the laser range finder 600 is also h1, the center line of the shot bag and the laser point emitted by the laser range finder 600 are positioned at the same horizontal position, the second rope 830 is tensioned, the center line of the shot bag and the laser emitted by the first laser indicator 400 are positioned at the same horizontal position, and if the swinging angle of the second connecting piece 810 does not exceed 14 degrees, the lifting height of the shot bag meets the standard requirement, and the second rope 830 is loosened, so that the shot bag impacts the B point of the building railing 910. The laser rangefinder 600 is activated and the distance between the point B of the construction railing 910 and the length scale 300 is recorded. The difference between the two recorded data is the deformation of the construction railing 910, and the flexibility resistance of the construction railing 910 is further evaluated.

S8: the shot bag is replaced by a steel ball, and the steps S1 to S7 are repeated to finish impacting the points A and B in the middle of the building railing 910 once respectively, so as to finish evaluating the hard resistance performance of the building railing 910.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. A building balustrade impact test device, comprising:

the supporting mechanism is connected with an impact object, the height of the impact object is adjustable, and the impact object can swing relative to the supporting mechanism and impact the building railing; a kind of electronic device with high-pressure air-conditioning system

The length scale, length direction perpendicular to horizontal direction of length scale, the last slip of length scale is provided with first laser indicator, second laser indicator and laser range finder, first laser indicator the second laser indicator with the laser range finder orientation the striking thing sets up, just the laser of first laser indicator transmission the laser of second laser indicator with the laser of laser range finder transmission all can fall into the building railing, the laser of first laser indicator transmission the laser of second laser indicator with the laser of laser range finder transmission all is parallel with the horizontal direction.

2. The test device of claim 1, wherein the support mechanism comprises a support frame and an adjustment assembly coupled to the support frame and the striker, respectively, the adjustment assembly being configured to adjust the height of the striker.

3. The test device of claim 2, wherein the adjustment assembly comprises a first rod, a second rod and a fastener, the first rod is connected with the striker, the second rod is connected with the support frame, the first rod is provided with a first through hole, the second rod is arranged in a vertical direction, the second rod is provided with a plurality of second through holes in a length direction, and the fastener is arranged through the first through hole and the second through hole in a penetrating manner so that the first rod and the second rod are connected, and the height of the first rod relative to the second rod is adjusted.

4. The test device according to claim 3, wherein the plurality of first through holes are provided in plurality, the plurality of first through holes are provided in the first rod along a length direction of the first rod, the first rod is provided in a horizontal direction, and a position of the first rod in the horizontal direction is adjusted by cooperation of the second through holes and the fastener with the plurality of first through holes, thereby adjusting a position of the striker in the horizontal direction.

5. The test device of claim 2, wherein the support frame comprises a first tripod, a second tripod, and a first connector, one end of the first connector is connected to the bottom of the first tripod, the other end of the first connector is connected to the bottom of the second tripod, and the top of the first tripod and the top of the second tripod are connected to the adjustment assembly.

6. The test device of claim 1, further comprising an angle dial disposed at a junction of the support mechanism and the striker, the angle dial for identifying a swing angle of the striker.

7. The test device of claim 1, further comprising a second connector having one end connected to the support mechanism and the other end connected to the striker.

8. The test device of claim 2, further comprising a first rope, a second rope, and a movable sheave assembly, wherein one end of the first rope is connected to the striker, the other end of the first rope is connected to the movable sheave assembly, one end of the second rope is connected to the support frame, the other end of the second rope is pulled by an external force, and the movable sheave assembly is slidably disposed on the second rope.

9. The test device of claim 1, further comprising a chassis, wherein the length scale is disposed on the chassis such that the length scale is disposed perpendicular to the horizontal direction.

10. The test device of claim 1, wherein the striker is a steel ball or a shotshell.

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