CN212616785U - Detachable hollow mound concrete pump line fixing device of bridge - Google Patents
Detachable hollow mound concrete pump line fixing device of bridge Download PDFInfo
- Publication number
- CN212616785U CN212616785U CN202020885656.7U CN202020885656U CN212616785U CN 212616785 U CN212616785 U CN 212616785U CN 202020885656 U CN202020885656 U CN 202020885656U CN 212616785 U CN212616785 U CN 212616785U
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- pull rod
- stay cord
- baffle
- hollow
- rear end
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Abstract
The utility model relates to a detachable concrete pump pipe fixing device for a hollow bridge pier, which comprises a pull rod, a baffle plate and a pull rope, wherein the rear end of the pull rod is provided with threads, a pump pipe clamp is inserted on the pull rod, and the rear end of the pull rod is screwed with a nut; the baffle is the rectangle, and its length is greater than the height in hollow mound ventilation hole, and its width is less than the width in hollow mound ventilation hole, and the well upper portion of front end and the baffle of pull rod is connected through the round pin hub rotation, vertically is equipped with two at least stay cord lantern rings on the pull rod along vertically being equipped with, and baffle one side lower extreme is equipped with a stay cord solid fixed ring, and the stay cord passes the stay cord lantern ring on the pull rod, and the solid fixed ring fixed connection of stay cord on one end and the baffle, and the other end articulates on the stay cord lantern. The utility model discloses utilize hollow mound pier existing ventilation hole on one's body to fix, the installation, dismantle conveniently, need not to repair the pier shaft after demolising, be favorable to protecting pier shaft structure and outward appearance.
Description
Technical Field
The utility model belongs to the technical field of the hollow mound construction of bridge, a when the hollow mound of bridge was pour and is constructed, carry out the device fixed to the concrete pump line.
Background
Because the hollow bridge pier is higher in height, the pier body concrete is usually poured from bottom to top in sections. When the upper section is poured, the concrete pump pipe is fixed through a fixture arranged on the lower poured section. The existing pump pipe fixing mode is that an embedded part used for fixing a pump pipe fixture is generally installed in a pier body, a part of the embedded part leaks out of the pier body, and when concrete of an upper section of the pier body is poured, the pump pipe fixture is welded or screwed with the embedded part on a lower section of the pier body; and after pouring of the pier body concrete is completed, cutting off the leakage part of the pier body embedded part. The existing method has the following defects:
1. the embedded parts cannot be recycled, so that material waste is caused, and a corrosion channel can be formed to influence the pier body structure;
2. after the embedded part is cut off, in order not to influence the appearance of the pier body, concrete on the surface of the pier body needs to be repaired, and the workload is increased.
Disclosure of Invention
The utility model aims at providing a hollow mound concrete pump line fixing device of detachable bridge does not need the built-in fitting to fix the pump line to protection pier shaft structure and outward appearance, and improve the efficiency of construction.
The technical scheme of the utility model as follows:
the utility model provides a hollow mound concrete pump line fixing device of detachable bridge, includes a pump line fixture, the pump line fixture includes square pipe and a splint that a level set up, square pipe and splint have a determining deviation, and the screw rod that sets up through two levels between a lateral wall and the splint of square pipe is connected, has the interval that is greater than concrete pump line diameter between two screw rods, its characterized in that: the pull rod is provided with threads at the rear end, the other side of the square tube is inserted in the rear end of the pull rod in a penetrating manner, and the rear end of the pull rod is connected with a nut in a threaded manner; the baffle is the rectangle, and its length is greater than the height in hollow mound ventilation hole, and its width is less than the width in hollow mound ventilation hole, the front end of pull rod is connected through the round pin hub rotation with the well upper portion of baffle, vertically be equipped with two at least stay cord lantern rings along the pull rod on the pull rod, one of them stay cord lantern ring is close to the pull rod rear end, baffle one side lower extreme is equipped with a solid fixed ring of stay cord, the length of stay cord is greater than the length of pull rod, the stay cord pass the stay cord lantern ring on the pull rod, and the solid fixed ring fixed connection of stay cord on one end and the baffle, the other end articulates on the.
The utility model discloses utilize hollow mound pier body to go up existing ventilation hole and fix, the installation, dismantle conveniently, circulated use after the dismantlement saves the consumptive material, and it is pre-buried to reduce pier body metal simultaneously, is favorable to protecting pier body structure and outward appearance, need not to repair the pier body after demolising, has practiced thrift man-hour, has improved the efficiency of construction.
Drawings
Fig. 1 is a schematic elevation structure of the present invention;
fig. 2 is a schematic plan view of the present invention;
FIG. 3 is a schematic view of the installation mode of the present invention, showing the state of the device pushing into the ventilation hole of the hollow pier;
FIG. 4 shows the state when the front end of the device is pushed inside the hollow pier;
FIG. 5 shows the front end of the device with the flap rotated to be perpendicular to the pull rod;
FIG. 6 shows the baffle clamped against the inner wall of the hollow pier;
fig. 7 shows the state of the present invention fixed on the hollow pier.
Detailed Description
As shown in fig. 1 and 2, the utility model comprises a pump pipe clamp, which comprises a horizontally arranged square pipe 1 and a clamp plate 2, wherein a certain distance is formed between the square pipe 1 and the clamp plate 2, a side wall of the square pipe is connected with the clamp plate through two horizontally arranged screws 3, and a distance larger than the diameter of the concrete pump pipe is formed between the two screws 3; the length of the pull rod 4 is larger than the wall thickness of the hollow pier, threads are arranged at the rear end of the pull rod 4, the middle of the other side wall of the square tube 1 is inserted at the rear end of the pull rod, a nut is arranged at the rear end of the pull rod, and the square tube is limited on the pull rod; baffle 5 is the rectangle, and its length is greater than the height in hollow mound ventilation hole, and its width is less than the width in hollow mound ventilation hole, the front end of pull rod 4 rotates through round pin axle 7 with the well upper portion of baffle 5 to be connected, vertically be equipped with two at least stay cord lantern rings 8 along the pull rod on the pull rod 4, and one of them stay cord lantern ring 8 is close to the pull rod rear end, 5 a side lower extreme of baffle is equipped with a stay cord solid fixed ring 9, the length of stay cord 6 is greater than the length of pull rod 4, stay cord 6 pass all stay cord lantern rings 8 on the pull rod, the solid fixed ring 9 fixed connection of stay cord on 6 one end and the baffle 5, the other end is temporarily hooked on the stay cord lantern ring 8 that.
The utility model discloses during the concrete implementation, can two and baffle vertically connecting plate 10 of upper portion welding in baffle 5, two connecting plates are equipped with the pinhole to wearing about 10, two connecting plates, the link of pull rod 4 and baffle 5 also is equipped with the pinhole and lies in between two connecting plates 10, wears bolt axle 7 in connecting plate pinhole and pull rod pinhole, realizes pull rod 4 and baffle 5 pivoted and is connected.
When the pull rope 6 is implemented, an iron wire can be adopted, one end of the pull rope 6 is wound and fixed on the pull rope fixing ring 9 on the baffle, the other end of the pull rope is bent into a hook, and the temporary hook is hung on the pull rope limiting ring 8 close to the rear end of the pull rod.
All be equipped with the ventilation hole that link up pier shaft inside and outside wall on the hollow mound of bridge usually, the utility model discloses when using, utilize the ventilation hole to install, concrete mode is as follows:
as shown in fig. 3, the pump tube fixture is detached from the pull rod, and is connected with the pull rod 4 by an extension bar 11, wherein one end of the extension bar 11 is provided with an internal thread sleeve 12, and is in threaded connection with the thread at the rear end of the pull rod through the thread sleeve to extend the pull rod; tensioning the pull rope 6 towards the rear end of the pull rod, enabling the baffle 5 to rotate around the axial direction of the pin in the direction parallel to the pull rod, and inserting the front end of the pull rod 4 and the baffle 5 into the hollow pier vent 14 from the outer side of the pier body 13;
as shown in fig. 4 and 5, when the pull rod 4 is pushed forward until the front end of the pull rod 4 and the baffle 5 are positioned at the inner side of the hollow pier, the pull rope 6 is loosened, and the baffle 5 rotates around the pin shaft to be vertical to the pull rod 4 under the action of gravity;
as shown in fig. 6, the pull rod 4 is pulled to the outer side of the hollow pier until the baffle 5 is tightly attached to the inner wall of the hollow pier and the pull rod is not pulled;
as shown in fig. 7, the rear end of the pull rope 6 is hooked on the lantern ring close to the rear end of the pull rod in a bending way; the extension bar is disassembled, the square tube 1 of the pump tube clamp is inserted on the pull rod 4, and the rear end of the pull rod 4 is screwed with the nut 16 to tightly press the square tube 1 on the outer wall of the pier body 13; the concrete pump pipe 15 is vertically inserted among the square pipe 1, the clamping plate 2 and the two screw rods 3 of the clamp, and nuts are installed at the end parts of the screw rods 3 and screwed down, so that the clamping plate 2 and the square pipe 1 clamp and fix the pump pipe 15.
After concrete pouring of the hollow pier is completed, the pump pipe is detached, the pump pipe clamp is detached from the pull rod, the pull rod and the baffle plate are taken out of the vent hole by adopting the extension rod according to the sequence opposite to the mounting sequence, and the pump pipe fixing device can be recycled.
Claims (2)
1. The utility model provides a hollow mound concrete pump line fixing device of detachable bridge, includes a pump line fixture, the pump line fixture includes square pipe and a splint that a level set up, square pipe and splint have a determining deviation, and the screw rod that sets up through two levels between a lateral wall and the splint of square pipe is connected, has the interval that is greater than concrete pump line diameter between two screw rods, its characterized in that: the pull rod is provided with threads at the rear end, the other side of the square tube is inserted in the rear end of the pull rod in a penetrating manner, and the rear end of the pull rod is connected with a nut in a threaded manner; the baffle is the rectangle, and its length is greater than the height in hollow mound ventilation hole, and its width is less than the width in hollow mound ventilation hole, the front end of pull rod is connected through the round pin hub rotation with the well upper portion of baffle, vertically be equipped with two at least stay cord lantern rings along the pull rod on the pull rod, one of them stay cord lantern ring is close to the pull rod rear end, baffle one side lower extreme is equipped with a solid fixed ring of stay cord, the length of stay cord is greater than the length of pull rod, the stay cord pass the stay cord lantern ring on the pull rod, and the solid fixed ring fixed connection of stay cord on one end and the baffle, the other end articulates on the.
2. The detachable fixing device for the pump pipe of the concrete with the bridge hollow pier, according to claim 1, is characterized in that: two connecting plates perpendicular to the baffle are welded on the middle upper portion of the baffle, the two connecting plates are arranged at a certain distance from each other and are provided with through pin holes, pin holes are also formed in the front end of the pull rod and are located between the two connecting plates, and bolt shafts are arranged in the connecting plate pin holes and the pull rod pin holes in a penetrating mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020885656.7U CN212616785U (en) | 2020-05-23 | 2020-05-23 | Detachable hollow mound concrete pump line fixing device of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020885656.7U CN212616785U (en) | 2020-05-23 | 2020-05-23 | Detachable hollow mound concrete pump line fixing device of bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212616785U true CN212616785U (en) | 2021-02-26 |
Family
ID=74751887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020885656.7U Active CN212616785U (en) | 2020-05-23 | 2020-05-23 | Detachable hollow mound concrete pump line fixing device of bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212616785U (en) |
-
2020
- 2020-05-23 CN CN202020885656.7U patent/CN212616785U/en active Active
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