CN217845568U

CN217845568U - Bridge static displacement detector

Info

Publication number: CN217845568U
Application number: CN202222163413.4U
Authority: CN
Inventors: 李恒; 苏鹏; 陈启权
Original assignee: Guangdong Zongheng Engineering Testing Co ltd
Current assignee: Guangdong Zongheng Engineering Testing Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2022-11-18
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a static displacement detector of bridge, concretely relates to bridge detection technology field, which comprises a mounting bas, the mount pad top is provided with the percentage table that is used for detecting the bridge amount of deflection, the percentage table bottom is provided with the fixed subassembly that is used for stabilizing self, the percentage table top is provided with the pressure components that is used for the fixed self of fixed subassembly of cooperation, the utility model discloses in be provided with fixed subassembly and pressure components, backup pad top and solid fixed ring fixed connection, gu fixed ring inner wall fixedly connected with is used for protecting the cushion sleeve of percentage table, the motion headgear connects in the cushion sleeve, cushion sleeve and percentage table axis coincidence, lead screw and connecting plate threaded connection, lead screw top fixedly connected with person of facilitating the use pivoted of being convenient for twist the wheel, the lead screw bottom is rotated through the bearing and is connected with the pressure plate that is used for extruding the percentage table, and the pressure plate sets up at the percentage table top, and installation convenient to use can carry out one-man's operation, has made things convenient for the detection of measurement personnel to the static amount of deflection of bridge body.

Description

Bridge static displacement detector

Technical Field

The utility model relates to a bridge detects technical field, specifically is a static displacement detector of bridge.

Background

During the bridge load test, the measurement is slow by using the level gauge, and the influence factors of the data accuracy are many, so the detection is carried out by adopting a hoisting dial indicator mode.

The following problems exist in the prior art:

in the prior art, the cost of a traditional detection mode is high, and detection personnel are required to be matched more, so that a bridge static displacement detector is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does:

the utility model provides a static displacement detector of bridge, includes the mount pad, a plurality of fixed orificess that are used for connecting the bridge are seted up on the mount pad surface, the mount pad top is provided with the percentage table that is used for detecting the bridge amount of deflection, the percentage table bottom is provided with the fixed subassembly that is used for stabilizing self, fixed subassembly bottom and mount pad fixed connection, the percentage table top is provided with the pressurization subassembly that is used for cooperating fixed subassembly fixed self, the pressurization subassembly is including the connecting seat that is used for connecting the mount pad.

Preferably, a plurality of the fixed orifices is around mount pad axis evenly distributed, the mounting groove that is used for installing fixed subassembly is seted up at the mount pad top, fixed subassembly includes a plurality of backup pads that are used for supporting solid fixed ring.

Preferably, it is a plurality of the backup pad is around mounting groove axis evenly distributed, backup pad bottom and mounting groove tank bottom fixed connection, the backup pad top with solid fixed ring fixed connection, gu fixed ring inner wall fixedly connected with is used for protecting the buffer sleeve of percentage table.

Preferably, the bottom of the dial indicator is connected with a movable movement head, the movement head is sleeved in a buffer sleeve, the movement head is connected with the inner wall of the buffer sleeve in a sliding mode, and the axis of the buffer sleeve is overlapped with that of the dial indicator.

Preferably, the connecting seat is fixedly connected with one side of the top of the mounting seat, the connecting plate used for mounting the screw rod is fixedly connected with the top of the connecting seat, and a threaded hole used for connecting the screw rod is formed in one end, far away from the connecting seat, of the connecting plate.

Preferably, the thread on the inner wall of the threaded hole is matched with the thread of a screw rod, the screw rod is in threaded connection with a connecting plate, the axis of the screw rod is superposed with the axis of a dial indicator, and the screw rod penetrates through the connecting plate.

Preferably, the top of the screw rod is fixedly connected with a twisting wheel convenient for a user to rotate, the bottom of the screw rod is rotatably connected with a pressure plate used for extruding a dial indicator through a bearing, and the pressure plate is arranged at the top of the dial indicator.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

the utility model discloses in be provided with fixed subassembly and pressure components, backup pad bottom and mounting groove tank bottom fixed connection, backup pad top and solid fixed ring fixed connection, gu fixed ring inner wall fixedly connected with is used for protecting the cushion sleeve of percentage table, the percentage table bottom is connected with the motion head that has the liveliness, the motion head cup joints in the cushion sleeve, motion head and cushion sleeve inner wall sliding connection, cushion sleeve and percentage table axis coincidence, lead screw and connecting plate threaded connection, the lead screw axis coincides with the percentage table axis, the lead screw runs through the connecting plate, lead screw top fixedly connected with person of facilitating the use pivoted is twisted the wheel, the lead screw bottom is rotated through the bearing and is connected with the pressure plate that is used for extrudeing the percentage table, the pressure plate sets up at the percentage table top, installation convenient to use, can carry out one-man operation, the detection of detector to the static amount of deflection of bridge has been made things convenient for.

Drawings

Fig. 1 is a schematic view of the whole structure of the present invention.

Fig. 2 is an enlarged schematic structural view of fig. 1A according to the present invention.

Fig. 3 is a schematic view of the fixing assembly of the present invention.

Fig. 4 is a schematic structural view of the pressurizing assembly of the present invention.

In the figure: 1. a mounting seat; 11. a fixing hole; 12. mounting grooves; 2. a fixing assembly; 21. a support plate; 22. a fixing ring; 23. a buffer sleeve; 3. a pressurizing assembly; 31. a connecting seat; 32. a connecting plate; 33. a threaded hole; 34. a screw rod; 35. screwing the wheel; 36. a pressure plate; 4. a dial indicator; 41. and (6) moving the head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-4, the utility model provides a static displacement detector of bridge, including mount pad 1, a plurality of fixed orificess 11 that are used for connecting the bridge are seted up on 1 surface of mount pad, 1 top of mount pad is provided with the percentage table 4 that is used for detecting the bridge amount of deflection, when the bridge position changes, mount pad 1 connected with it also can produce the change, percentage table 4 just has data, 4 bottoms of percentage table are provided with the fixed subassembly 2 that is used for stabilizing self, 2 bottoms of fixed subassembly and 1 fixed connection of mount pad, 4 tops of percentage table are provided with the pressurization subassembly 3 that is used for cooperating fixed subassembly 2 to fix self, be used for making percentage table 4 more stable.

Further, a plurality of fixed orificess 11 are around 1 axis evenly distributed of mount pad, place mount pad 1 in the roof beam on the bottom, utilize 11 connecting bolt in fixed orificess all around to fix at the bottom of the roof beam, mounting groove 12 that is used for installing fixed subassembly 2 is offered at 1 top of mount pad, fixed subassembly 2 includes a plurality of backup pads 21 that are used for supporting fixed ring 22, a plurality of backup pads 21 are around 12 axis evenly distributed of mounting groove, backup pad 21 bottom and 12 tank bottoms fixed connection of mounting groove, backup pad 21 top and fixed ring 22 fixed connection, fixed ring 22 inner wall fixedly connected with is used for protecting the cushion sleeve 23 of percentage table 4, utilize backup pad 21 and mount pad 1 to be connected together, percentage table 4 bottom is connected with the motion head 41 that has the activity, motion head 41 cup joints in cushion sleeve 23, motion head 41 and cushion sleeve 23 inner wall sliding connection, cushion sleeve 23 and percentage table 4 axis coincidence, insert the motion head 41 of percentage table 4 bottom in the cushion sleeve 23 of fixed subassembly 2.

Further, connecting

seat

31 and 1 top one side fixed connection of mount pad, connecting seat 31 top fixedly connected with is used for installing connecting plate 32 of lead screw 34, connecting plate 32 keeps away from the one end of connecting seat 31 and offers the screw hole 33 that is used for connecting lead screw 34, screw hole 33 inner wall screw thread and lead screw 34 screw thread phase-match, lead screw 34 and connecting plate 32 threaded connection, lead screw 34 axis and percentage table 4 axis coincidence, lead screw 34 runs through connecting plate 32, lead screw 34 top fixedly connected with user's pivoted tightening wheel 35 of being convenient for, twist and move tightening wheel 35, tightening wheel 35 rotates and drives the lead screw 34 of bottom and rotate around self axis, lead screw 34 bottom is connected with the pressure plate 36 that is used for extrudeing percentage table 4 through bearing rotation, lead screw 34 rotates and drives the pressure plate 36 of bottom and moves along self axis, pressure plate 36 sets up at percentage table 4 top, make pressure plate 36 be close to percentage table 4, pressure plate 36 extrudes percentage table 4 makes the motion head 41 and the whole device in bottom laminate inseparabler, and percentage table 4 is also more stable.

The working principle is as follows: when the device starts to work, the mounting base 1 is placed at a pier or at the bottom of a bridge, the mounting base 1 is fixed on the pier or on the ground through connecting bolts of the surrounding fixing holes 11, the moving head 41 at the bottom of the dial indicator 4 is inserted into the buffer sleeve 23 of the fixing component 2, the mounting base 1 is connected through the support plate 21, the screwing wheel 35 is screwed, the screwing wheel 35 rotates and drives the screw rod 34 at the bottom to rotate around the axis of the screwing wheel, the screw rod 34 rotates and drives the pressure plate 36 at the bottom to move along the axis of the screwing wheel, so that the pressure plate 36 is close to the dial indicator 4, the pressure plate 36 presses the dial indicator 4, the moving head 41 at the bottom is attached to the whole device at the bottom more closely, the dial indicator 4 is more stable, the bottom of a hanging hammer used for detecting the bridge is in contact with the moving head 41 at the bottom of the dial indicator 4, when a load is applied to the bridge, the beam is deformed and displaced, the moving head 41 of the hanging hammer in contact connection deflects, the dial indicator 4 has data, and the static deflection of the bridge is detected through the change of the bridge transmission in this way.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a static displacement detector of bridge which characterized in that, includes mount pad (1), a plurality of fixed orificess (11) that are used for connecting the bridge are seted up on mount pad (1) surface, mount pad (1) top is provided with percentage table (4) that are used for detecting the bridge amount of deflection, percentage table (4) bottom is provided with fixed subassembly (2) that are used for stabilizing self, fixed subassembly (2) bottom and mount pad (1) fixed connection, percentage table (4) top is provided with pressurization subassembly (3) that are used for cooperating fixed subassembly (2) to fix self, pressurization subassembly (3) are including connecting seat (31) that are used for connecting mount pad (1).

2. The bridge static displacement detector according to claim 1, wherein the plurality of fixing holes (11) are uniformly distributed around the axis of the installation seat (1), the installation seat (1) is provided with an installation groove (12) at the top for installing the fixing component (2), and the fixing component (2) comprises a plurality of support plates (21) for supporting the fixing ring (22).

3. The bridge static displacement detector according to claim 2, characterized in that a plurality of the supporting plates (21) are uniformly distributed around the axis of the installation groove (12), the bottom of the supporting plate (21) is fixedly connected with the bottom of the installation groove (12), the top of the supporting plate (21) is fixedly connected with a fixing ring (22), and a buffer sleeve (23) for protecting the dial indicator (4) is fixedly connected with the inner wall of the fixing ring (22).

4. The bridge static displacement detector according to claim 3, characterized in that a movable moving head (41) is connected to the bottom of the dial indicator (4), the moving head (41) is sleeved in the buffer sleeve (23), the moving head (41) is connected with the inner wall of the buffer sleeve (23) in a sliding manner, and the buffer sleeve (23) is overlapped with the axis of the dial indicator (4).

5. The bridge static displacement detector according to claim 1, wherein the connecting seat (31) is fixedly connected with one side of the top of the mounting seat (1), a connecting plate (32) for mounting a screw rod (34) is fixedly connected with the top of the connecting seat (31), and a threaded hole (33) for connecting the screw rod (34) is formed in one end of the connecting plate (32) far away from the connecting seat (31).

6. The bridge static displacement detector according to claim 5, characterized in that the thread on the inner wall of the threaded hole (33) is matched with the thread of a screw rod (34), the screw rod (34) is in threaded connection with the connecting plate (32), the axis of the screw rod (34) is coincident with the axis of the dial indicator (4), and the screw rod (34) penetrates through the connecting plate (32).

7. The bridge static displacement detector according to claim 6, wherein a screwing wheel (35) convenient for a user to rotate is fixedly connected to the top of the screw rod (34), a pressure plate (36) used for pressing the dial indicator (4) is rotatably connected to the bottom of the screw rod (34) through a bearing, and the pressure plate (36) is arranged at the top of the dial indicator (4).