CN220117027U - Positioning device for beam pier top preformed hole of tenon type anti-falling beam of high-speed railway - Google Patents
Positioning device for beam pier top preformed hole of tenon type anti-falling beam of high-speed railway Download PDFInfo
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- CN220117027U CN220117027U CN202321505189.0U CN202321505189U CN220117027U CN 220117027 U CN220117027 U CN 220117027U CN 202321505189 U CN202321505189 U CN 202321505189U CN 220117027 U CN220117027 U CN 220117027U
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- speed railway
- positioning device
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- 230000007246 mechanism Effects 0.000 claims abstract description 51
- 230000002265 prevention Effects 0.000 claims abstract description 11
- 230000000670 limiting effect Effects 0.000 claims description 17
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 238000010276 construction Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013208 measuring procedure 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
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of tenon type beam falling prevention construction, in particular to a positioning device for a reserved hole on a pier top of a tenon type beam falling prevention pier of a high-speed railway, which comprises the following components: the clamp is arranged on the pier top die and is used for clamping the integral mechanism; the transverse adjusting mechanism is used for fixing the positioning die sleeve at a preset position; the power switching mechanism is fixedly connected to the clamp and comprises a supporting end and an adjusting end, the adjusting end is fixedly connected with the transverse adjusting mechanism, and the supporting end is fixedly connected to the clamp. The setting of this switching mechanism, switching mechanism can carry out adaptability according to the actual position of location die sleeve and adjust, can make the location die sleeve remove in the direction of height, can adjust the hole degree of depth, can switch to with transverse adjustment mechanism meshing, can make it adjust in the width direction, can adjust the distance between two holes like this, it is convenient to adjust like this.
Description
Technical Field
The utility model relates to the technical field of tenon type beam falling prevention construction, in particular to a positioning device for a pier top preformed hole of a tenon type beam falling prevention of a high-speed railway.
Background
The tenon-shaped anti-falling beam is arranged between the pier top and the beam bottom, and a certain gap is reserved between the longitudinal bridge direction and the transverse bridge direction of the device, and the structure and the action mechanism can be briefly described as follows: the steel cylinder is embedded in the position corresponding to the beam body and the pier top, a solid steel tenon is inserted into the steel cylinder, the diameter of the steel tenon is smaller than the inner diameter of the steel cylinder, when the beam body and the pier body are subjected to relative displacement exceeding a preset level, the upper end and the lower end of the steel tenon are in contact with the inner wall of the steel cylinder, the steel cylinder starts to be stressed to generate elastic deformation, and then the steel cylinder is subjected to plastic deformation, so that the damping, shock insulation and limiting effects with the buffering effect are realized.
In modern high-speed railway bridge construction, the construction pier top of the tenon type anti-falling beam is provided with a large number of reserved hole sites, and the requirement on the position accuracy of the reserved hole is high. The prior art usually comprises the steps of pre-burying a PVC sleeve or an iron sleeve for forming holes before concrete pouring, wherein the pre-burying PVC sleeve or the iron sleeve is mainly bound and fixed by binding wires and filler steel bars, the pre-burying efficiency is low, and the pre-burying efficiency is easily influenced by lateral pressure of concrete and vibration to generate deflection, so that hole position errors are large, and the post-burying PVC sleeve or the iron sleeve is difficult to treat, wastes time and labor and takes time and labor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a positioning device for a reserved hole on the pier top of a tenon type beam falling prevention pier of a high-speed railway.
The technical scheme of the utility model is realized as follows:
a high-speed railway tenon type beam falling prevention pier top preformed hole positioning device comprises:
the clamp is arranged on the pier top die and is used for clamping the integral mechanism;
the transverse adjusting mechanism is used for fixing the positioning die sleeve at a preset position;
the power switching mechanism is fixedly connected to the clamp and comprises a supporting end and an adjusting end, the adjusting end is fixedly connected with the transverse adjusting mechanism, and the supporting end is fixedly connected to the clamp;
the adjusting end comprises a transverse adjusting mechanism used for fixing, the adjusting end is connected with the supporting end, and a switching mechanism is arranged in the adjusting end.
Further, a fastening bolt is arranged on the clamp, and the clamp is clamped on one side of the pier top die by the fastening bolt.
Further, a threaded hole is formed in the bottom of the inner wall of the positioning die sleeve, and an exhaust bolt is arranged in the threaded hole.
Further, the horizontal adjustment mechanism comprises a horizontal beam, an adjusting screw is arranged in the horizontal beam, a slide way is arranged on the outer side of the horizontal beam, a displacement nut on the adjusting screw moves in the slide way, two sides of the mounting ring are fixedly connected with a rotating sleeve on the displacement nut on two sides, and one end of the adjusting screw, which is located at the adjusting end, is fixedly connected with a first bevel gear.
Further, the supporting end comprises a supporting seat, an adjusting support is connected to the top of the supporting end through threads, and a second bevel gear is fixedly connected to the top end of the adjusting support.
Further, the adjusting end comprises a shell, an adjusting rod is rotatably arranged in the shell, and two limiting strips are arranged on the adjusting rod.
Further, the switching mechanism is arranged between the first bevel gear and the second bevel gear, and the switching mechanism is used for enabling the adjusting end to adjust the transverse adjusting mechanism in the height direction and the width direction during adjustment.
Further, the switching mechanism comprises two installation shaft sleeves, a third bevel gear is rotatably arranged in the installation shaft sleeves, a through channel is arranged on the third bevel gear, and limiting openings are formed in positions, corresponding to the limiting strips, on two sides of the inner wall of the through channel.
The utility model has the following beneficial effects:
1. the utility model discloses a transverse adjustment mechanism's setting can be adjusted the location die sleeve in width direction, can improve the convenience of adjusting like this, need not manual measurement operation.
2. The setting of switching mechanism, switching mechanism can carry out adaptability according to the actual position of location die sleeve and adjust, can make the location die sleeve remove in the direction of height, can adjust the hole degree of depth, can switch to with transverse adjustment mechanism meshing, can make it adjust in the width direction, can adjust the distance between two holes like this, it is convenient to adjust like this.
Drawings
FIG. 1 is a top view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is a side view of the present utility model;
FIG. 4 is a schematic diagram of a switching mechanism of the present utility model;
FIG. 5 is a side view of the switching structure of the present utility model;
FIG. 6 is a partial exploded view of the switching mechanism of the present utility model;
fig. 7 is a schematic view of the lateral adjustment mechanism of the present utility model.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. 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.
Referring to fig. 1 to 7, the positioning device for the reserved hole on the pier top of the tenon type beam falling prevention beam of the high-speed railway provided by the utility model comprises:
the clamp 2 is arranged on the pier top die 1, the clamp 2 is used for clamping the whole mechanism, a fastening bolt is arranged on the clamp 2, and the clamp 2 is clamped on one side of the pier top die 1 by the fastening bolt;
when the positioning device is used, the positioning device is placed in the width direction of the pier top die 1, the fastening bolts on the clamps 2 on the two sides are screwed down, one end of each bolt penetrating through the clamp 2 is in contact with the surface of the clamp 2, the bolts in the width direction are synchronously operated, the installation can be completed, the disassembly type design is realized, and the positioning device is convenient to use repeatedly during construction.
The power switching mechanism 6 is fixedly connected to the clamp 2, the power switching mechanism 6 comprises a supporting end and an adjusting end, the adjusting end is fixedly connected with the transverse adjusting mechanism 3, and the supporting end is fixedly connected to the clamp 2; the adjusting end comprises a shell, an adjusting rod 6.1 is rotatably arranged in the shell, and two limiting strips 6.4 are arranged on the adjusting rod 6.1. The supporting end comprises a supporting seat 6.2, an adjusting support is connected to the top thread of the supporting end 6.2, a second bevel gear 6.3 is fixedly connected to the top end of the adjusting support, a switching mechanism is arranged between the first bevel gear 3.4 and the second bevel gear 6.3, and the switching mechanism is used for enabling the adjusting end to adjust in the height direction and the width direction when the adjusting end is adjusted. The switching mechanism comprises two mounting shaft sleeves 6.5, a third bevel gear 6.6 is rotationally arranged in the mounting shaft sleeves 6.5, a through channel is arranged on the third bevel gear 6.6, and limiting ports 6.7 are arranged at positions, corresponding to limiting strips 6.4, on two sides of the inner wall of the through channel.
The following description is made of the present embodiment when the adjustment lever 6.1 is operated:
the adjusting lever 6.1 comprises two first stations and a second station when specifically rotating:
at the first station: before operation, the adjusting rod 6.1 needs to be pulled outwards, so that after the adjusting rod 6.1 is kept at the outermost position, the limiting rod 6.4 is rotated to the position of the limiting opening 6.7 after the adjusting rod 6.1 is slowly rotated, then the limiting rod 6.4 is clamped into the limiting opening 6.7, after the adjusting rod 6.1 is rotated, the adjusting rod 6.1 can drive the first bevel gear 3.4 to rotate, and thus the transverse adjusting mechanism 3 can be adjusted in the width direction.
At the second station: at this time, the adjusting rod 6.1 moves to the innermost position, the limiting strip 6.4 is clamped into the limiting opening 6.7 on the other third bevel gear 6.6, and thus the third bevel gear 6.6 drives the second bevel gear 6.3 to rotate, and further adjustment in the height direction can be achieved.
In one embodiment, the transverse adjusting mechanism 3 is used for fixing the positioning die sleeve 5 at a preset position; wherein, the adjustment end is used for fixed horizontal adjustment mechanism 3, and horizontal adjustment mechanism 3 includes horizontal beam 3.1, is provided with adjusting screw 3.2 in the horizontal beam 3.1, and the outside of horizontal beam 3.1 is provided with the slide, and displacement nut 3.3 on the adjusting screw 3.2 removes in the slide, and the change cover fixed connection on the displacement nut 3.3 of both sides and the both sides of collar 4, adjusting screw 3.2 are located the one end fixedly connected with first bevel gear 3.4 of adjustment end.
In order to ensure that the positioning die sleeve 5 is placed at a proper position, when the power switching mechanism 6 rotates, the transverse adjusting mechanism 3 can be operated in a linkage mode, so that the first bevel gear 3.4 can drive the adjusting screw 3.2 to rotate, and then the displacement nut 3.3 on the adjusting screw 3.2 moves in the slideway, and at the moment, the mounting ring 4 drives the positioning die sleeve 5 fixed on the mounting ring to move, so that the adjustment operation can be facilitated.
Wherein the horizontal beam 3.1 is provided with scales for observing the adjusted position of the positioning die sleeve 5, and the measuring procedure is reduced.
The screw hole is offered to location die sleeve 5 inner wall bottom, and the screw hole is provided with exhaust bolt 7.
In the cement molding process, after the positioning die sleeve 5 is rotated out through the exhaust bolt 7, the hole on the positioning die sleeve 5 is exposed, so that the positioning die sleeve 5 can be conveniently taken out from the air after internal negative pressure enters gas.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a high-speed railway tenon formula prevents roof beam mound top preformed hole positioner that falls which characterized in that includes:
the fixture (2) is arranged on the pier top die (1), and the fixture (2) is used for clamping the integral mechanism;
the transverse adjusting mechanism (3) is used for fixing the positioning die sleeve (5) at a preset position;
the power switching mechanism (6), the power switching mechanism (6) is fixedly connected to the clamp (2), the power switching mechanism (6) comprises a supporting end and an adjusting end, the adjusting end is fixedly connected with the transverse adjusting mechanism (3), and the supporting end is fixedly connected to the clamp (2);
the adjusting end comprises a transverse adjusting mechanism (3) which is used for fixing, the adjusting end is connected with the supporting end, and a switching mechanism is arranged in the adjusting end.
2. The positioning device for the pier top preformed hole of the tenon type beam falling prevention of the high-speed railway according to claim 1 is characterized in that a fastening bolt is arranged on the clamp (2), and the clamp (2) is clamped on one side of the pier top die (1) by the fastening bolt.
3. The positioning device for the reserved hole on the pier top of the tenon type beam falling prevention of the high-speed railway according to claim 1 is characterized in that a threaded hole is formed in the bottom of the inner wall of the positioning die sleeve (5), and an exhaust bolt (7) is arranged in the threaded hole.
4. The positioning device for the reserved hole on the pier top of the high-speed railway tenon type beam falling prevention pier according to claim 1 is characterized in that the transverse adjusting mechanism (3) comprises a horizontal beam (3.1), an adjusting screw (3.2) is arranged in the horizontal beam (3.1), a slideway is arranged on the outer side of the horizontal beam (3.1), a displacement nut (3.3) on the adjusting screw (3.2) moves in the slideway, two sides of the mounting ring (4) are fixedly connected with rotating sleeves on the displacement nuts (3.3) on two sides, and one end of the adjusting screw (3.2) located at an adjusting end is fixedly connected with a first bevel gear (3.4).
5. The positioning device for the reserved hole on the pier top of the tenon type beam falling prevention of the high-speed railway according to claim 1 is characterized in that the supporting end comprises a supporting seat (6.2), an adjusting support is connected with the top of the supporting end (6.2) through threads, and a second bevel gear (6.3) is fixedly connected with the top end of the adjusting support.
6. The positioning device for the beam pier top preformed hole for the tenon type anti-falling beam of the high-speed railway according to claim 5, wherein the adjusting end comprises a shell, an adjusting rod (6.1) is rotationally arranged in the shell, and two limiting strips (6.4) are arranged on the adjusting rod (6.1).
7. The positioning device for the beam pier top preformed hole of the tenon type anti-falling beam of the high-speed railway according to claim 3 or 5, wherein the switching mechanism is arranged between the first bevel gear (3.4) and the second bevel gear (6.3) and is used for enabling the adjusting end to adjust the transverse adjusting mechanism (3) in the height direction and the width direction when the adjusting end is adjusted.
8. The positioning device for the beam pier top preformed hole for the tenon type anti-falling beam of the high-speed railway according to claim 5 or 7, wherein the switching mechanism comprises two mounting shaft sleeves (6.5), a third bevel gear (6.6) is rotationally arranged in the mounting shaft sleeves (6.5), a through channel is arranged on the third bevel gear (6.6), and limiting ports (6.7) are arranged at positions, corresponding to the limiting strips (6.4), on two sides of the inner wall of the through channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321505189.0U CN220117027U (en) | 2023-06-13 | 2023-06-13 | Positioning device for beam pier top preformed hole of tenon type anti-falling beam of high-speed railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321505189.0U CN220117027U (en) | 2023-06-13 | 2023-06-13 | Positioning device for beam pier top preformed hole of tenon type anti-falling beam of high-speed railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220117027U true CN220117027U (en) | 2023-12-01 |
Family
ID=88892992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321505189.0U Active CN220117027U (en) | 2023-06-13 | 2023-06-13 | Positioning device for beam pier top preformed hole of tenon type anti-falling beam of high-speed railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220117027U (en) |
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2023
- 2023-06-13 CN CN202321505189.0U patent/CN220117027U/en active Active
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