CN218917075U - Hydraulic loading device - Google Patents
Hydraulic loading device Download PDFInfo
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- CN218917075U CN218917075U CN202222890268.XU CN202222890268U CN218917075U CN 218917075 U CN218917075 U CN 218917075U CN 202222890268 U CN202222890268 U CN 202222890268U CN 218917075 U CN218917075 U CN 218917075U
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Abstract
The utility model discloses a hydraulic loading device, which belongs to the field of structural engineering test devices and comprises: the movable beam is arranged below the upper cross beam, the middle part of the top surface of the movable beam is fixedly connected with the movable end of the hydraulic machine, and the movable beam is connected with the upright post in an up-down sliding manner; one side of the hoop head disk is provided with a hoop head for installing a test column, and the other side of the hoop head disk is fixedly connected or detachably connected with the bottom surface of the movable beam. After the test piece is installed, axial force is downwards applied through the movable beam, the test piece is pressed to the ground or a platform surface and the like, axial pressure loading is achieved, and during a lateral impact test, the test piece after the axial force is applied is impacted by using a trolley and the like, so that the test condition of the lateral impact is met.
Description
Technical Field
The utility model belongs to the field of structural engineering test devices, and particularly relates to a hydraulic loading device.
Background
The pressure testing machine is a device for testing various physical and mechanical properties of a test piece, is generally used for loading small components at present and is used for reducing real components in a large scale through the test of the small components.
At present, the traditional pressure testing machine can basically meet the test requirement, but with the development of the structural engineering field, the requirements on the test performance and the like of a test piece are more, the traditional pressure testing machine can only realize the traditional axial loading, can not meet the requirement of a lateral impact test, and has certain limitation.
Disclosure of Invention
The utility model aims to provide a hydraulic loading device to solve the problem that the traditional pressure testing machine can only realize traditional axial loading and cannot meet the requirement of a lateral impact experiment.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a hydraulic loading device, comprising: the device comprises an upper cross beam, a hydraulic machine, a movable beam and a head hooping disc, wherein upright posts for supporting the upper cross beam are arranged on the periphery of the bottom surface of the upper cross beam; the hydraulic press comprises a fixed end and a movable end, and the fixed end is fixedly arranged in the middle of the bottom surface of the upper cross beam; the movable beam is arranged below the upper cross beam, the middle part of the top surface of the movable beam is fixedly connected with the movable end of the hydraulic press, and the movable beam is connected with the upright post in an up-down sliding way; one side of the hoop head disc is provided with a hoop head for installing a test column, and the other side of the hoop head disc is fixedly connected or detachably connected with the bottom surface of the movable beam.
Optionally, the hydraulic press further comprises a second hydraulic press, wherein the second hydraulic press comprises a fixed part and a movable part, the fixed part is fixedly arranged on the side surface of the upper cross beam, and the movable part is fixedly connected with a boss on the side surface of the movable beam.
Optionally, the fly beam middle part is opened there is the slot hole that is used for installing the bolt, the slot hole has a plurality ofly, is circumference distribution, it has the first bolt mounting hole that is used for installing the bolt to open all around to hoop the first bolt mounting hole with slot hole one-to-one, hoop the first dish with the fly beam passes through bolted connection, the bolt both ends are equipped with the screw thread, the bolt both ends insert respectively first bolt mounting hole with the slot hole, the nut that is used for fastening is installed at the bolt both ends.
Optionally, a second bolt mounting hole is formed in the middle of the movable beam, and the second bolt mounting hole is formed in the inner circumference or the outer circumference of the long hole.
Optionally, four upright posts are respectively arranged around the bottom surface of the upper cross beam.
Optionally, the hoop head is provided with a mounting groove corresponding to the shape of the test piece, and the top of the test column is mounted in the mounting groove.
Optionally, the hoop head disc is detachably connected with the bottom of the movable beam.
Optionally, the upper beam is a cuboid metal plate.
Optionally, the movable beam is a cuboid metal plate.
Optionally, holes are formed around the movable beam, and the upright posts pass through the holes and are connected with the movable beam in a sliding manner.
Optionally, a plurality of hoop head discs are respectively installed on the bottom surface of the movable beam.
The beneficial effects of the utility model are as follows:
the present utility model provides a hydraulic loading device, comprising: the movable beam is arranged below the upper cross beam, the middle part of the top surface of the movable beam is fixedly connected with the movable end of the hydraulic machine, and the movable beam is connected with the upright post in an up-down sliding manner; one side of the hoop head disk is provided with a hoop head for installing a test column, and the other side of the hoop head disk is fixedly connected or detachably connected with the bottom surface of the movable beam. After the test piece is installed, axial force is downwards applied through the movable beam, the test piece is pressed to the ground or a platform surface and the like, axial pressure loading is achieved, and during a lateral impact test, the test piece after the axial force is applied is impacted by using a trolley and the like, so that the test condition of the lateral impact is met.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic front view of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 2 is a schematic top view of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 3 is a detail view of the upper part of the middle platform of the hydraulic loading device according to the embodiment of the utility model.
Fig. 4 shows an example of a head clamping disk of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 5 is a schematic view of the use of a head clamping disk of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 6 shows an example of a head clamping disk of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 7 shows an example of a head clamping disk of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 8 shows an example of a head clamping disk of a hydraulic loading device according to an embodiment of the present utility model.
Fig. 9 is a bolt example of a hydraulic loading device according to an embodiment of the present utility model.
Wherein: the device comprises a 1-upper cross beam, a 2-movable beam, a 3-hydraulic machine, a 4-upright post, a 5-second hydraulic machine, a 6-hoop head disc, a 7-second bolt mounting hole, an 8-bolt, a 9-nut, a 10-hoop head, a 11-first bolt mounting hole and a 12-test column.
Detailed Description
The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
The following detailed description is exemplary and is intended to provide further details of the utility model. Unless defined otherwise, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the utility model.
As shown in fig. 1 and 2, an embodiment of the present utility model provides a hydraulic loading device, including: the hydraulic press comprises an upper cross beam 1, upright posts 4, a hydraulic press 3, a movable beam 2 and a head hooping disc 6, wherein the upright posts 4 for supporting the upper cross beam 1 are arranged on the periphery of the bottom surface of the upper cross beam 1; the hydraulic press 3 comprises a fixed end and a movable end, wherein the fixed end is fixedly arranged in the middle of the bottom surface of the upper transverse plane; the movable beam 2 is arranged below the upper cross beam 1, the middle part of the top surface of the movable beam 2 is fixedly connected with the movable end of the hydraulic machine 3, and the movable beam 2 is connected with the upright post 4 in an up-down sliding manner; one side of the hoop head disk 6 is provided with a hoop head 10 for installing a test column 12, and the other side is fixedly connected or detachably connected with the bottom surface of the movable beam 2.
When the hydraulic machine is used, the test column 12 is arranged below the movable beam 2, the hydraulic machine 3 drives the movable beam 2 to move downwards, the hoop head 10 on one side of the hoop head disk 6 hoops the top of the test column 12, the test column 12 is fixed, the hydraulic machine 3 continues to apply force, the test column 12 and the hoop head disk 6 are used as a whole, the application of load is controlled through the vertical displacement of the movable beam 2, and the constraint and stress conditions of the concrete column under the real condition are accurately simulated. After the test piece is installed, axial force is downwards applied through the movable beam, the test piece is pressed to the ground or a platform surface and the like, axial pressure loading is achieved, and during a lateral impact test, the test piece after the axial force is applied is impacted by using a trolley and the like, so that the test condition of the lateral impact is met. When the concrete column is impacted by side load, the concrete column and the concrete column form a whole, and the accuracy of test data is improved.
The shape of entablature 1 can be the cuboid, also can be square, cylinder etc. entablature 1 is hard material, can be the metal material, specifically is steel, and it has upper and lower bottom surface, can vertically install stand 4 and hydraulic press 3 can, stand 4 can be the metal material, and the shape can be cylindrical, also can be elliptic cylinder, prism etc. can satisfy movable beam 2 at stand 4 upper and lower slip can, stand 4 can have one, two, many, can support this device can. The hydraulic machine 3 can be installed on the bottom surface of the upper cross beam 1, and the power of the hydraulic machine 3 can be used for moving the movable beam 2 up and down and providing the required pressure for the used test column 12. The hydraulic press 3 is fixedly connected with the upper beam 1, and the connection mode is not limited. The movable end of the hydraulic machine 3 is fixedly connected with the movable beam 2, and the specific connection mode is not limited. The movable beam 2 can be in a cuboid shape, can also be in a cylinder shape and the like, has an upper bottom surface and a lower bottom surface, can be provided with a movable end of the hydraulic press 3, an upright post 4 and a head hooping disc 6, and is made of a hard material, a metal material, specifically a steel material, and the sliding connection mode of the movable beam 2 and the upright post 4 is not limited, so that the movable beam 2 can stably slide up and down along the upright post 4. The movable beam 2 and the hoop head disk 6 are fixedly connected or detachably connected, the specific connection mode is not limited, and the test column 12 is a concrete column.
As a specific embodiment, the hydraulic press further comprises a second hydraulic press 5, the second hydraulic press 5 comprises a fixed part and a movable part, the fixed part is fixedly arranged on the side surface of the upper beam 1, and the movable part is fixedly connected with a boss on the side surface of the movable beam 2.
The number of the second hydraulic machines 5 is not limited, as shown in fig. 1 and 2, two second hydraulic machines 5 are respectively installed at two sides of the upper beam 1, the model and the power of the second hydraulic machines 5 are not limited, and the second hydraulic machines 5 are used for assisting the hydraulic machines 3 to apply force to the movable beam 2, so that the movable beam 2 is uniformly stressed, and the movable beam 2 can slide up and down along the upright column 4 conveniently.
As a specific embodiment, as shown in fig. 3 and 9, the middle part of the movable beam 2 is provided with a plurality of long holes for installing the bolts 8, the long holes are distributed circumferentially, the periphery of the head-clamping disk 6 is provided with first bolt installing holes 11 for installing the bolts 8, the first bolt installing holes 11 are in one-to-one correspondence with the long holes, the head-clamping disk 6 is connected with the movable beam 2 through the bolts 8, two ends of the bolts 8 are provided with threads, two ends of the bolts 8 are respectively inserted into the first bolt installing holes 11 and the long holes, and two ends of the bolts 8 are provided with nuts 9 for fastening.
The hoop head disc 6 is connected to the bottom surface of the movable beam 2 through the bolts 8, the bolts 8 are long rods, threads are arranged at two ends of each bolt, the number of the first bolt mounting holes 11 and the number of the long holes are not limited, the diameters of the sections of the first bolt mounting holes 11 and the long holes are the same, the bolts 8 can be mounted, and the hoop head disc 6 can be fixedly mounted.
As an example, as shown in fig. 5, the ferrule 10 is in complete contact with the test column 12, satisfying the condition of distal consolidation, integrating the test column 12 with the device itself, improving the accuracy of the test. As illustrated by the connection of a square column 300mm x 300mm with a "doctor cap".
As an example, a second bolt mounting hole 7 is formed in the middle of the movable beam 2, and the second bolt mounting hole 7 is provided on the inner circumference or the outer circumference of the long hole.
The second bolt mounting holes 7 that the movable beam 2 set up, for reserving the hole, be convenient for change big size or small-size hoop head dish 6, the quantity of second bolt mounting holes 7 is the same with the quantity of the first bolt mounting hole 11 of hoop head dish 6, the cross-section diameter, the position one-to-one of both.
As an example, as shown in fig. 1 and 2, four upright posts 4 are respectively installed around the bottom surface of the upper beam 1.
As an example, as shown in fig. 4, the ferrule 10 is provided with a mounting groove corresponding to the shape of the test post 12, and the top of the test post 12 is mounted in the mounting groove at the time of the test.
As an example, as shown in fig. 6 to 8, respectively, there are listed: rectangular concrete columns, L-shaped concrete columns, hexagonal concrete columns, and cylindrical hoops 10. The device meets the replaceability of the test column 12 in different types, before the test, the hoop head 10 is manufactured in advance according to the size of the test column 12, the test is convenient to carry out smoothly, the adopted hoop head 10 is an assembled steel member, the member is prefabricated in a factory, the manufacturing quality is high, the size is changed according to the size of the test column 12, the field quick installation can be realized, and the construction period is saved.
As an example, as shown in fig. 1 and 2, the upper beam 1 is a rectangular parallelepiped metal material.
As an example, as shown in fig. 1 and 2, the movable beam 2 is a rectangular parallelepiped metal material.
As an example, as shown in fig. 1 and 2, holes are formed around the movable beam 2, and the upright posts 4 pass through the holes to be slidably connected with the movable beam 2.
As an example, there are a plurality of head hoops 6 each mounted on the bottom surface of the movable beam 2. The plurality of head hooping discs 6 can simultaneously fix a plurality of test columns 12 according to actual conditions for testing, and the position of the test columns 12 is not limited to the center of the movable beam 2 because the movable beam 2 applies force to the test columns 12 uniformly through the movable beam 2.
The working method of the utility model comprises the following steps:
taking the test column 12 as a concrete column as an example, arranging the test column 12 below the movable beam 2, driving the movable beam 2 to move downwards along the upright column 4 by the hydraulic machine 3 and the second hydraulic machine 5, hooping the top of the test column 12 by the hooping head 10 on one side of the hooping head disk 6, fixing the test column 12, continuing applying force by the hydraulic machine 3 and the second hydraulic machine 5, tightly attaching the test column 12 and the hooping head disk 6, and controlling the application of load by the vertical displacement of the movable beam 2. After the test piece is installed, axial force is downwards applied through the movable beam 2, the test piece is pressed to the ground or a platform surface and the like, axial pressure loading is realized, and during a lateral impact test, the test piece after the axial force is applied is impacted by using a trolley and the like, so that the test condition of the lateral impact is met. When the side load impacts, the utility model and the concrete column form a whole, and the accuracy of test data is improved.
It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Claims (10)
1. A hydraulic loading device is characterized by comprising,
the upper beam (1), install the pillar stand (4) used for supporting the said upper beam (1) around the bottom surface of the said upper beam (1);
the hydraulic machine (3), the hydraulic machine (3) comprises a fixed end and a movable end, and the fixed end of the hydraulic machine (3) is fixedly arranged in the middle of the bottom surface of the upper cross beam (1);
the movable beam (2) is arranged below the upper cross beam (1), the middle part of the top surface of the movable beam (2) is fixedly connected with the movable end of the hydraulic machine (3), and the movable beam (2) is connected with the upright post (4) in an up-down sliding manner;
and one side of the hoop head disk (6) is provided with a hoop head (10) for installing a test column (12), and the other side of the hoop head disk is connected with the bottom surface of the movable beam (2).
2. The hydraulic loading device according to claim 1, further comprising a second hydraulic machine (5), wherein the second hydraulic machine (5) comprises a fixed part and a movable part, the fixed part of the second hydraulic machine (5) is fixedly mounted on the side surface of the upper cross beam (1), a boss is arranged on the side surface of the movable beam (2), and the movable part of the second hydraulic machine (5) is fixedly connected with the boss.
3. The hydraulic loading device according to claim 1, wherein a long hole for installing the bolt (8) is formed in the middle of the movable beam (2), first bolt installing holes (11) for installing the bolt (8) are formed in the periphery of the head-clamping disc (6), the first bolt installing holes (11) are in one-to-one correspondence with the long holes, and the head-clamping disc (6) is connected with the movable beam (2) through the bolt (8).
4. A hydraulic loading device according to claim 3, wherein a second bolt mounting hole (7) is formed in the middle of the movable beam (2), and the second bolt mounting hole (7) is formed in the inner circumference or the outer circumference of the long hole.
5. A hydraulic loading device according to claim 1, wherein the ferrule head (10) is provided with a mounting groove corresponding to the shape of the top of the test column (12), the top of the test column (12) being mounted within the mounting groove.
6. A hydraulic loading device according to claim 1, characterized in that the head-clamping disc (6) is detachably connected to the bottom of the movable beam (2).
7. A hydraulic loading device according to claim 1, characterized in that the upper cross member (1) is a rectangular parallelepiped shaped metal plate.
8. A hydraulic loading device according to claim 1, characterized in that the movable beam (2) is a rectangular parallelepiped shaped metal plate.
9. A hydraulic loading device according to claim 1, characterized in that the movable beam (2) is provided with mounting channels at the periphery, through which the upright (4) is slidably connected with the movable beam (2).
10. A hydraulic loading device according to claim 1, wherein a plurality of said head-clamping discs (6) are respectively mounted to the bottom surface of said movable beam (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222890268.XU CN218917075U (en) | 2022-10-31 | 2022-10-31 | Hydraulic loading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222890268.XU CN218917075U (en) | 2022-10-31 | 2022-10-31 | Hydraulic loading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218917075U true CN218917075U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222890268.XU Active CN218917075U (en) | 2022-10-31 | 2022-10-31 | Hydraulic loading device |
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|---|---|
| CN (1) | CN218917075U (en) |
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- 2022-10-31 CN CN202222890268.XU patent/CN218917075U/en active Active
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