CN220625233U - Bridge beam supports displacement detects instrument - Google Patents
Bridge beam supports displacement detects instrument Download PDFInfo
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- CN220625233U CN220625233U CN202322310765.2U CN202322310765U CN220625233U CN 220625233 U CN220625233 U CN 220625233U CN 202322310765 U CN202322310765 U CN 202322310765U CN 220625233 U CN220625233 U CN 220625233U
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 29
- 238000001514 detection method Methods 0.000 claims abstract description 142
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000004744 fabric Substances 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012031 short term test Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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Abstract
The utility model provides a bridge support displacement detection tool, which comprises: the first mounting plate is used for being connected with the upper steel plate; the second mounting plates are arranged below the first mounting plates at intervals and are used for being connected with the lower steel plates; and a plurality of detection balls, including relative first mounting panel cloth in a plurality of inboard detection balls of second mounting panel, and encircle a plurality of inboard detection balls that set up, inboard detection ball is located in the mounting channel that forms between first mounting panel with the second mounting panel, be used for supporting first mounting panel, outside detection ball salient in outside the mounting channel is in order to go up the steel sheet linkage when first mounting panel removes, makes first mounting panel and some outside detection ball looks butt. The utility model solves the technical problems of large limitation and large error of the traditional detection tool.
Description
Technical Field
The utility model relates to the technical field of bridge support displacement detection, in particular to a bridge support displacement detection tool.
Background
The bridge support is an important structural component for connecting the upper and lower structures of the bridge, and can reliably transfer the counter force and deformation (displacement and rotation angle) of the upper structure of the bridge to the lower structure of the bridge. Due to the reasons of design, construction, material aging and the like, the displacement of the bridge support is easy to occur, and the local bearing pressure is increased.
In the prior art, by installing devices such as a pressure sensor and the like at a designated place of the bridge support, the detected pressure value is recorded and remotely transmitted for data analysis, so as to detect and measure the displacement change of the bridge support in the corresponding direction (for example, patent number CN211857706U, chinese patent utility model named as an intelligent monitoring system of the bridge support). However, the above device can only respond to displacement changes in a single direction, and has a large limitation; meanwhile, if the performance of the device is affected by environmental factors such as dust, moisture and the like in the environment, the long-term stability and reliability of the device can be affected, the detection error is large, and the sensitivity is greatly reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a bridge support displacement detection tool to solve the technical problems of large limitation and large error of the traditional detection tool in the related art.
The utility model provides a bridge support displacement detection tool, which is arranged on a bridge support, wherein the bridge support comprises an upper steel plate and a lower steel plate which move relatively, and the detection tool comprises:
the first mounting plate is used for being connected with the upper steel plate;
the second mounting plates are arranged below the first mounting plates at intervals and are used for being connected with the lower steel plates; and
the detection balls comprise a plurality of inner detection balls which are arranged on the second mounting plate relative to the first mounting plate and a plurality of outer detection balls which are arranged around the inner detection balls, the inner detection balls are positioned in a mounting channel formed between the first mounting plate and the second mounting plate and are used for supporting the first mounting plate, and the outer detection balls are protruded out of the mounting channel so as to enable the first mounting plate to be abutted with part of the outer detection balls when the upper steel plate moves in a linkage manner with the first mounting plate;
the inner detection ball and the outer detection ball are respectively provided with a first pressure detection surface and a second pressure detection surface, and are used for being abutted with the first mounting plate.
Further, the second mounting plate is provided with a plurality of avoidance ports which are arranged along the up-down direction and used for avoiding the inner side detection ball and/or the outer side detection ball.
Further, the avoidance port is provided with a spring supporting the inner detection ball or the outer detection ball.
Further, a third pressure detection surface is formed at the bottom of the avoidance port.
Further, the second mounting plate is provided with a plurality of limiting rings, and each limiting ring is sleeved outside each inner detecting ball or each outer detecting ball in a clearance mode.
Further, the first mounting plate and/or the second mounting plate are/is provided with an upper groove structure and a lower groove structure which are spliced with each other.
Further, the second mounting plate is formed with a connection port penetrating vertically, and the mounting channel covers the connection port.
Further, the inner wall of the connecting port is provided with a plurality of supporting through holes.
Further, one end of the first mounting plate, which is away from the second mounting plate, is provided with a plurality of mounting supports, and each mounting support is provided with a plurality of threaded holes.
Further, the first mounting plate is formed with a plurality of water guide ports.
Compared with the prior art, the utility model has the following beneficial effects:
1. the first mounting plate and the second mounting plate which are arranged at intervals along the up-down direction are respectively used for connecting an upper steel plate and a lower steel plate of the bridge support, so that the first mounting plate moves relative to the second mounting plate, and the displacement condition of the upper steel plate is conveniently reflected through the first mounting plate;
2. the plurality of detection balls comprise a plurality of inner detection balls and a plurality of outer detection balls, and the plurality of inner detection balls are arranged on the second mounting plate relative to the first mounting plate so as to be convenient for contacting with the first mounting plate to support the first mounting plate; the plurality of outer detection balls are arranged around the plurality of inner detection balls, and the inner and outer detection balls are respectively provided with a first pressure detection surface and a second pressure detection surface; when the upper steel plate and the lower steel plate of the bridge support are balanced, the first mounting plate is contacted with the first pressure detection surfaces of the inner detection balls, so that the first pressure detection surfaces output the same value; when the upper steel plate of the bridge support is displaced, the first mounting plate moves along the same direction to contact with the outer detection ball in the same direction, and corresponding data is output after passing through the second pressure detection surface, so that a detector can conveniently judge whether the bridge support is displaced in the direction according to the data; the plurality of outer detection balls are arranged in a surrounding manner, so that the detection range is enlarged, and the detection device is suitable for multi-direction detection; meanwhile, the plurality of outer detection balls are matched in a coordinated manner, so that data feedback is timely and accurate, and errors of the whole detection tool caused by the influence of a single detection ball due to the interference of external factors are avoided;
3. moreover, when the bridge support is inclined, the inner detection ball and/or the (part of) outer detection ball bear the pressure increase from the first mounting plate, so that the data detected by the corresponding first pressure detection surface and/or second pressure detection surface are increased, the displacement information of the bridge support can be fed back accurately and timely, and the universality of the tool is improved.
Drawings
FIG. 1 is a schematic diagram of a detection tool according to an embodiment of the present utility model;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a schematic view of a second mounting plate according to an embodiment of the present utility model;
fig. 4 is a cross-sectional view of a second mounting plate in an embodiment of the utility model.
Reference numerals illustrate:
1. a first mounting plate; 101. a water guide port; 2. a second mounting plate; 201. an avoidance port; 202. a connection port; 203. a support through hole; 3. an inner detection ball; 4. an outer detection ball; 5. a spring; 6. a limiting ring; 7. an upper groove structure; 8. a lower groove structure; 9. and (5) mounting a support.
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
In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, the technical solutions of the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
In an embodiment of the present utility model, as shown in fig. 1 to 3, the bridge beam displacement detection tool includes: a first mounting plate 1, a second mounting plate 2 and a plurality of detection balls; the first mounting plate 1 is used for being connected with an upper steel plate; the second mounting plates 2 are arranged below the first mounting plates 1 at intervals and are used for being connected with a lower steel plate; the plurality of detection balls comprise a plurality of inner detection balls 3 which are arranged on the second mounting plate 2 relative to the first mounting plate 1, and a plurality of outer detection balls 4 which are arranged around the plurality of inner detection balls 3, wherein the inner detection balls 3 are positioned in a mounting channel formed between the first mounting plate 1 and the second mounting plate 2 and are used for supporting the first mounting plate 1, and the outer detection balls 4 are protruded outside the mounting channel so as to enable the first mounting plate 1 to be abutted with part of the outer detection balls 4 when the upper steel plate is linked with the first mounting plate 1 to move; wherein, the inner detecting ball 3 and the outer detecting ball 4 are respectively provided with a first pressure detecting surface and a second pressure detecting surface for abutting against the first mounting plate 1.
Specifically, in the embodiment of the utility model, the bridge support comprises the upper steel plate and the lower steel plate which are arranged at intervals along the up-down direction, the upper steel plate and the lower steel plate are respectively connected with the upper structure and the lower structure of the bridge, and are connected through the movable rubber body and the like, so that the upper steel plate moves in the horizontal direction and each inclined direction within a certain range relative to the lower steel plate, and then the counterforce and deformation (displacement and rotation angle) of the upper structure of the bridge are reliably transmitted to the lower structure of the bridge. However, a void may occur when the upper steel plate exceeds a preset range of motion value.
In the embodiment of the utility model, the first mounting plate 1 and the second mounting plate 2 are arranged at intervals along the up-down direction, a mounting channel is formed between the first mounting plate 1 and the second mounting plate, the first mounting plate 1 is used for being fixed on an upper steel plate of the bridge support so that the upper steel plate can be linked with the first mounting plate 1 to follow up, and the second mounting plate 2 is used for being fixed on a lower steel plate of the bridge support so that the first mounting plate 1 moves in the horizontal direction and each inclined direction relative to the second mounting plate 2; thus, the overall displacement condition of the bridge support can be reflected by the movement condition of the first mounting plate 1.
In the embodiment of the utility model, a plurality of inner detection balls 3 are arranged on the upper surface of the second mounting plate 2 relative to the periphery of the first mounting plate 1 in pairs, wherein the inner detection balls 3 are formed with a first pressure detection surface (namely, the first pressure detection surface of the inner detection balls 3 is provided with a pressure sensor); since the inner detection ball 3 can support the first mounting plate 1 when the first mounting plate 1 is in a balanced state, the pressure values detected by the respective first pressure detection surfaces should be equal (a certain range of errors is allowed here); therefore, whether the bridge support is in a normal range can be judged according to the numerical values fed back by the inner side detection balls 3; meanwhile, the plurality of inner detection balls 3 are arranged, so that the first mounting plate 1 can be supported in multiple directions, and the detection accuracy is higher and wider when the detection error is generated due to the influence of one inner detection ball 3 under the environmental factors without disturbing the data feedback of the whole tool.
In the embodiment of the utility model, the plurality of outer detection balls 4 are arranged around the plurality of inner detection balls 3, and the plurality of outer detection balls 4 are exposed out of the installation channel, so that the first installation plate 1 is not abutted against the outer detection balls 4 when the bridge support is in a balanced state; of course, the plurality of outside detection balls 4 provided around can improve the detection accuracy in the horizontal direction, that is: when the bridge support is displaced greatly in the horizontal direction, the upper steel plate drives the first mounting plate 1 to move towards the corresponding outer detection ball 4, and the outer detection ball 4 is also provided with a second pressure detection surface (the second pressure detection surface is a pressure sensor), so that when the continuously moving first mounting plate 1 is abutted against the second pressure detection surface, the second pressure detection surface feeds back the detected pressure value, and the operation and maintenance detection personnel can timely master the displacement direction of the bridge support. The outside detects ball 4 is add, not only can realize diversified timely detection, improves the commonality of this instrument, can avoid influencing the feedback of single outside detection ball 4 because of the interference of environmental factor etc. under the cooperation of a plurality of outside detection balls 4 moreover, causes the condition that whole instrument detects the precision and reduces. It can be understood that, in this embodiment, under the cooperative cooperation of the inner detection ball 3 and the outer detection ball 4, the inclination condition of the bridge bearing can also be detected: when the bridge support is inclined, the value of the first pressure detection surface and/or the second pressure detection surface, which are/is in contact with the lower end of the bridge support, is increased, so that the inclination degree of the bridge support in each direction is reflected through the change of the pressure value. Of course, in other embodiments, in order to facilitate quick grasping of the fault direction, the circuit of the detecting ball may be connected to an alarm circuit and/or a buzzer, which will not be described in detail herein because of the prior art.
According to the utility model, the inner detection ball 3 provides data feedback in the balanced state of the first mounting plate 1, and the outer detection ball 4 provides data feedback in the displacement state of the first mounting plate 1 in the horizontal direction, so that the two data are matched in a cooperative manner; and adopt a plurality of, the mode that the multiple spot was laid, improve the detection accuracy, the commonality of this instrument is strong, is applicable to the short-term test of bridge beam supports displacement.
As shown in fig. 4, in an embodiment, the second mounting plate 2 has a plurality of avoidance ports 201 disposed in an up-down direction for avoiding the inner detection ball 3 and the outer detection ball 4. Specifically, in order to fix the inner detection ball 3 and the outer detection ball 4 on the upper surface of the second mounting plate 2, in this embodiment, a plurality of avoidance ports 201 are provided on the upper surface of the second mounting plate 2, and each avoidance port 201 is provided in one-to-one correspondence with the inner detection ball 3 and the outer detection ball 4 so as to accommodate and avoid the corresponding detection ball; meanwhile, the device plays a role in preliminary limiting on each detection ball so as to prevent each detection ball from following in the moving process of the first mounting plate 1; on the other hand, the height of the mounting channel can be reduced by arranging the avoiding port 201, so that the first mounting plate 1 contacts each pressure detection surface, and the detection precision is improved.
As shown in fig. 4, in an embodiment, the escape opening 201 is provided with a spring 5, and the spring 5 supports the inner detecting ball 3 or the outer detecting ball 4. Specifically, in order to reduce the impact force of the first mounting plate 1 on each detection ball, in this embodiment, by arranging the springs 5 along the vertical direction in the avoidance port 201, one end of each spring 5 is fixed at the bottom of the avoidance port 201, and the other end of each spring is connected to each detection ball, so as to reduce the shock of each detection ball, thereby avoiding the detection error caused by shock absorption.
In one embodiment, a third pressure detecting surface is formed at the bottom of the relief port 201. The third pressure detection surface is used for detecting the pressure value of each detection ball so as to perform early warning before each detection ball fails.
As shown in fig. 3 and 4, in an embodiment, the second mounting plate 2 is provided with a plurality of limiting rings 6, and each limiting ring 6 is sleeved outside each inner detecting ball 3 or each outer detecting ball 4 in a clearance manner. Specifically, in order to further limit the movement of each detection ball, in this embodiment, a plurality of limiting rings 6 are additionally arranged on the second mounting plate 2, and the limiting rings 6 are detachably fixed on the second mounting plate 2, so as to facilitate the assembly of each detection ball; meanwhile, the limiting rings 6 are sleeved outside the corresponding detection balls, and the limiting rings and the detection balls are in clearance fit, so that the detection balls can move within an allowable range, and the assembly is convenient.
As shown in fig. 3, in an embodiment, the second mounting plate 2 has an upper groove structure 7 and a lower groove structure 8 that are spliced to each other. Specifically, in order to facilitate the mounting of the second mounting plate 2 to the lower steel plate, the present embodiment separates the second mounting plate 2 into four independent blocks by a splice form, that is: an upper groove structure 7 and a lower groove structure 8 are respectively arranged at two ends of each block, and each block is spliced and enclosed in sequence from head to tail through the upper groove structure 7 and the lower groove structure 8 to form a second mounting plate 2; of course, in order to further fix the second mounting plate 2 to the lower steel plate, threaded holes may be provided in each block-shaped surface for screwing or anchoring of screws. It will be appreciated that the first mounting plate 1 may be assembled with reference to the above-mentioned splicing manner and then mounted on the upper steel plate, which will not be described in detail herein.
As shown in fig. 3, in an embodiment, the second mounting plate 2 is formed with a connection port 202 penetrating vertically, and the mounting channel covers the connection port 202. Specifically, since a member such as a movable rubber body is provided between the upper and lower steel plates, in order to avoid the member, the present embodiment is configured such that a connection port 202 is provided in the second mounting plate 2, the connection port 202 being capable of surrounding the member so as to smoothly mount the second mounting plate 2 to the upper surface of the lower steel plate; meanwhile, the area of the connection port 202 is smaller than that of the installation passage, that is: the mounting channel is required to cover the connection port 202, and each inner detection ball 3 is provided along the circumferential direction of the connection port 202.
Further, in an embodiment, as shown in fig. 3, the inner wall of the connection port 202 is provided with a plurality of support through holes 203. The supporting through holes 203 are used for connecting supporting rods, the supporting rods can compensate gaps between the movable rubber body components and the connecting ports 202, and the two are respectively abutted against the end parts of the supporting rods so as to further improve the stability of the second mounting plate 2; furthermore, the length of the supporting rod can be changed according to the width of the gap, so that the universality of the tool is improved. Of course, in order to facilitate insertion of the support rod through the support through-hole 203 and abutment against the second mounting plate 2, the end of the support through-hole 203 is chamfered.
As shown in fig. 1 and 2, in an embodiment, a plurality of mounting seats 9 are provided at an end of the first mounting plate 1 facing away from the second mounting plate 2, and each mounting seat 9 is provided with a plurality of threaded holes. Specifically, in order to fix the first mounting plate 1 to the upper steel plate, in this embodiment, four mounting seats 9 are fixed on the upper surface of the first mounting plate 1, the mounting seats 9 are dispersed at four top corners of the first mounting plate 1, and at the same time, threaded holes are formed in each mounting seat 9 for screwing in screws. The mounting bracket 9 is formed with a notch that can provide a proper mounting angle, preventing the formation of a mounting dead angle.
As shown in fig. 2, in an embodiment, the first mounting plate 1 is formed with a plurality of water guides 101. Specifically, in order to prevent the first mounting plate 1 from forming a water tank to accumulate rainwater, the present embodiment is provided with a water guide port 101 at the first mounting plate 1, the water guide port 101 being used for guiding out rainwater.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (10)
1. Bridge beam supports displacement detection instrument installs in bridge beam supports, bridge beam supports includes upper and lower steel sheet of relative motion, its characterized in that, detection instrument includes:
the first mounting plate is used for being connected with the upper steel plate;
the second mounting plates are arranged below the first mounting plates at intervals and are used for being connected with the lower steel plates; and
the detection balls comprise a plurality of inner detection balls which are arranged on the second mounting plate relative to the first mounting plate and a plurality of outer detection balls which are arranged around the inner detection balls, the inner detection balls are positioned in a mounting channel formed between the first mounting plate and the second mounting plate and are used for supporting the first mounting plate, and the outer detection balls are protruded out of the mounting channel so as to enable the first mounting plate to be abutted with part of the outer detection balls when the upper steel plate moves in a linkage manner with the first mounting plate;
the inner detection ball and the outer detection ball are respectively provided with a first pressure detection surface and a second pressure detection surface, and are used for being abutted with the first mounting plate.
2. A bridge beam displacement sensing tool according to claim 1, wherein the second mounting plate has a plurality of relief openings disposed vertically for relieving the inboard sense ball and/or the outboard sense ball.
3. A bridge abutment displacement sensing tool as claimed in claim 2, wherein the relief port is provided with a spring which supports either the inboard or outboard sensing ball.
4. A bridge bearing displacement sensing tool as claimed in claim 2, wherein the bottom of the relief port is formed with a third pressure sensing surface.
5. A bridge beam displacement sensing tool according to any one of claims 2 to 4, wherein the second mounting plate is provided with a plurality of stop rings, each stop ring being disposed in spaced relation to either the inner sensing ball or the outer sensing ball.
6. A bridge bearing displacement sensing tool as claimed in claim 1, wherein the first mounting plate and/or the second mounting plate has an upper groove structure and a lower groove structure which are mutually spliced.
7. A bridge beam displacement sensing tool according to claim 1, wherein the second mounting plate is formed with a connection port penetrating vertically, and the mounting channel covers the connection port.
8. The bridge beam carrier displacement detecting tool as claimed in claim 7, wherein the inner wall of the connection port is provided with a plurality of support through holes.
9. A bridge bearing displacement detection tool as claimed in claim 1 wherein the end of the first mounting plate facing away from the second mounting plate is provided with a plurality of mounting brackets, each mounting bracket being provided with a plurality of threaded holes.
10. A bridge bearing displacement detection tool as claimed in claim 1 or 9 wherein the first mounting plate is formed with a plurality of water guides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310765.2U CN220625233U (en) | 2023-08-28 | 2023-08-28 | Bridge beam supports displacement detects instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310765.2U CN220625233U (en) | 2023-08-28 | 2023-08-28 | Bridge beam supports displacement detects instrument |
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| Publication Number | Publication Date |
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| CN220625233U true CN220625233U (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322310765.2U Active CN220625233U (en) | 2023-08-28 | 2023-08-28 | Bridge beam supports displacement detects instrument |
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| CN (1) | CN220625233U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118500355A (en) * | 2024-07-17 | 2024-08-16 | 山东顺河路桥工程有限公司 | Bridge foundation settlement deformation detection equipment and method |
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2023
- 2023-08-28 CN CN202322310765.2U patent/CN220625233U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118500355A (en) * | 2024-07-17 | 2024-08-16 | 山东顺河路桥工程有限公司 | Bridge foundation settlement deformation detection equipment and method |
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