CN217601387U

CN217601387U - Road bearing capacity test detection device

Info

Publication number: CN217601387U
Application number: CN202220940276.8U
Authority: CN
Inventors: 赵强
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-10-18
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a highway bearing capacity test detection device, which comprises a base, the middle part of base bottom alternates and is connected with the measuring pole, the equal fixedly connected with extension board in both sides of base bottom, two there is the activity post at the middle part of extension board through activity groove sliding connection, one side swing joint that the activity post is close to the measuring pole has the support ring, the bottom of base is equipped with drive assembly, the drive assembly drive is two the activity post slides in opposite directions, and driving motor drives two belt pulleys through the rotating band and rotates in step, and meshing through second gear and third gear changes the rotation direction for two first gears turn to opposite, make two first gears drive two activity post opposite directions, make the support ring hug closely with the measuring pole through the spring, can be spacing by the support ring when making the measuring pole insert the ground for the measuring pole remains vertical state throughout, thereby more accurate obtains the testing data, records the bearing capacity of highway ground.

Description

Road bearing capacity test detection device

Technical Field

The utility model relates to a highway detects technical field, concretely relates to experimental detection device of highway bearing capacity.

Background

The bearing capacity is a concept in the field of engineering geology, and refers to the ability of the strength of a foundation to bear the weight of a building, the bearing capacity of the road foundation needs to be tested and detected in the construction process of a road, an in-situ test method is generally adopted, a bearing capacity detection device is used for testing on site, the contact depth and the impact of a probe are measured, and data are processed to obtain the bearing capacity of the road.

For example, the name of application number "CN 214362744U" is: the Chinese patent of 'a highway bearing capacity test detection device' discloses a highway bearing capacity test detection device, including supporting platform and mainframe box, one side fixedly connected with fixed block of mainframe box, be equipped with elevating system on the fixed block, be equipped with detection mechanism on the fixed block, elevating system uses with the detection mechanism cooperation, two logical grooves have been seted up to one side of supporting platform, lead to the groove and run through supporting platform, two logical inslots are equipped with two sets of auxiliary stay mechanisms, a plurality of supporting legs of supporting platform bottom fixedly connected with. The utility model discloses can adjust the high distance between test probe and the road surface, solve traditional bearing capacity detection device and meetting highway section and slope and the horizontal road surface juncture of the difference of road surface height, can't carry out the problem that detects to it, improved this detection device's suitability effectively to through rotating first supporting leg and second supporting leg, provide an auxiliary stay's effect for this detection device, the effectual stability that improves this detection device.

The conventional detection device for the highway bearing capacity test can not accurately enable the detection rod to be vertically inserted into the foundation, when the detection device for the highway bearing capacity is used for detecting the foundation, the detection rod of the foundation is generally held by a hand, then the detection rod is hammered by a standard heavy hammer and inserted into the foundation, the mode of holding the detection rod can not ensure that the detection rod is always kept vertical, the detection result can be influenced, and the mode of holding the detection rod can also have potential safety hazards.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a highway bearing capacity test detection device to solve the above-mentioned weak point among the prior art.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a highway bearing capacity test detection device, includes the base, the middle part of base bottom alternates and is connected with the measuring rod, the equal fixedly connected with extension board in both sides of base bottom, two there is the activity post at the middle part of extension board through activity groove sliding connection, one side swing joint that the activity post is close to the measuring rod has the support ring, the bottom of base is equipped with drive assembly, drive assembly drives two the activity post slides in opposite directions.

As a preferred technical scheme of the utility model, the fixed fixing base that is equipped with in one side of base bottom, drive assembly is located the inside of fixing base, drive assembly is including rotating band and two first gears, two the activity post drives the top and inlays and have the rack, first gear and rack meshing is connected, first gear is located the top in activity groove.

As a preferred technical scheme of the utility model, the both ends of rotating the area inner wall are all rotated and are connected with belt pulley, one of them the fixed axle that is equipped with in front of belt pulley, the one end of fixed axle stretches into the inside of extension board, just the belt pulley passes through the fixed axle and one of them first gear fixed connection, another the belt pulley passes through gear structure and another first gear drive connects.

As an optimal technical scheme of the utility model, gear structure includes the second gear, another the front of belt pulley is through mounting and second gear fixed connection, one side meshing of second gear is connected with the third gear, the front of third gear is through pivot and another first gear fixed connection.

As an optimal technical scheme of the utility model, the fixed motor cabinet that is equipped with in one side at the fixing base back, the inside fixed mounting of motor cabinet has driving motor, driving motor's output shaft stretches into the inside of fixing base, just driving motor's output shaft and one of them belt pulley fixed connection.

As a preferred technical scheme of the utility model, two the activity post is close to the one end fixedly connected with fixed plate of test bar, two the fixed block that is equipped with of the other end of activity post, one side that the fixed plate is close to the test bar alternates and is connected with the movable rod, the one end and the support ring fixed connection of movable rod, the support ring is connected with the test bar contact.

As a preferred technical scheme of the utility model, the outside cover of movable rod is equipped with the spring, the one end and the fixed plate fixed connection of spring, the other end and the support ring fixed connection of spring.

As a preferred technical scheme of the utility model, the spout has been seted up at the middle part of base bottom, the both sides inner wall sliding connection of test rod and spout, the top interlude of spout is connected with the hydraulic stem, the bottom mounting of hydraulic stem is equipped with the weight.

In the technical scheme, the utility model provides a pair of experimental detection device of highway bearing capacity possesses beneficial effect:

the driving motor drives the two belt pulleys to synchronously rotate through the rotating belt, the rotating direction is changed through the meshing of the second gear and the third gear, the two first gears are opposite in rotating direction, the two first gears drive the two movable columns to move in opposite directions, the support ring is tightly attached to the detection rod through the spring, the detection rod can be limited by the support ring when being inserted into the foundation, the detection rod is always kept in a vertical state, more accurate detection data are obtained, and the bearing capacity of the road foundation is measured.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments or the prior art of the present application, the drawings required for the embodiments will be briefly described below

It is to be understood that the drawings in the following description are merely exemplary of the invention, and that other drawings may be derived by those skilled in the art.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention;

fig. 2 is a schematic view of a pulley structure provided in an embodiment of the present invention;

fig. 3 is a schematic view of a fixing base structure provided in an embodiment of the present invention;

fig. 4 is a schematic view of a chute structure provided in the embodiment of the present invention.

Description of reference numerals:

1. a base; 2. a support plate; 3. a fixed seat; 4. a movable post; 5. a fixed block; 6. a fixing plate; 7. a movable rod; 8. a spring; 9. a support ring; 10. a detection lever; 11. a rack; 12. a rotating belt; 13. a belt pulley; 14. a fixed shaft; 15. a first gear; 16. a second gear; 17. a third gear; 18. a rotating shaft; 19. a motor base; 20. a chute; 21. a hydraulic rod; 22. and (4) a heavy hammer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "including" or "comprising" and the like in this disclosure is intended to mean that the elements or items listed before that word, and equivalents thereof, are included without exclusion of other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used only to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Referring to fig. 1-4, a road bearing capacity test detection device comprises a base 1, a detection rod 10 is inserted and connected in the middle of the bottom of the base 1, support plates 2 are fixedly connected to both sides of the bottom of the base 1, movable columns 4 are slidably connected in the middle of the two support plates 2 through movable grooves, a support ring 9 is movably connected to one side, close to the detection rod 10, of each movable column 4, a transmission assembly is arranged at the bottom of the base 1, and the transmission assembly drives the two movable columns 4 to slide oppositely.

Specifically, in this embodiment, a sensor is disposed inside the top of the detection rod 10, the impact speed of the weight 22 can be measured, the bearing capacity of the ground can be measured by the energy penetrating through the impact speed calculation part and the contact depth of the probe, the cross section of the support ring 9 is shaped as a circular ring, the insertion of the detection rod 10 is limited by the support ring 9 in a vertical state, in use, the weight 22 is driven by the hydraulic rod 21 to move downward and impact on the detection rod 10, so that the detection rod 10 is inserted into the ground, the driving motor inside the motor base 19 is started, so that the driving motor drives the belt pulley 13 to rotate, the rotation of one belt pulley 13 causes the other belt pulley 13 to rotate synchronously by the rotating belt 12, one first gear 15 is fixed with the belt pulley 13 by the fixing shaft 14, the rotation direction is the same as that of the belt pulley 13, the other first gear 15 is fixedly connected with the third gear 17 by the rotating shaft 18, the engagement of the second gear 16 and the third gear 17 causes the rotation directions of the third gear 17 to be opposite, so that the rotation directions of the two first gears 15 are opposite, the direction of the two gears 15 are opposite, so that the movable columns 11 move towards the outer side of the support ring 10, so that the detection rod 10 can be inserted into the detection rod 10, and the detection rod 10 can be accurately compressed, and the detection rod can be inserted into the detection rod 10.

The utility model provides an in the embodiment, the fixed fixing base 3 that is equipped with in one side of 1 bottom of base, drive assembly is located fixing base 3's inside, drive assembly includes rotating band 12 and two first gears 15, two movable post 4 drive tops are inlayed and are had rack 11, first gear 15 is connected with the meshing of rack 11, first gear 15 is located the top in activity groove, meshing through first gear 15 and rack 11, make the rotation of first gear 15, can drive rack 11 and slide thereupon, make and slide in the activity inslot with rack 11 fixed movable post 4 thereupon.

Furthermore, both ends of the inner wall of the rotating belt 12 are rotatably connected with belt pulleys 13, a fixing shaft 14 is fixedly arranged on the front face of one belt pulley 13, one end of the fixing shaft 14 extends into the support plate 2, the belt pulley 13 is fixedly connected with one first gear 15 through the fixing shaft 14, the other belt pulley 13 is in transmission connection with the other first gear 15 through a gear structure, and through the gear structure, the steering of the other first gear 15 is changed, so that the directions in which the two first gears 15 drive the movable column 4 to move are different, the movable column 4 can synchronously move towards the detection rod 10, the detection rod 10 is fixed at the central position of the bottom of the base 1, and the detection rod 10 is prevented from deviating.

Furthermore, the gear structure comprises a second gear 16, the front surface of the other belt pulley 13 is fixedly connected with the second gear 16 through a fixing piece, one side of the second gear 16 is in meshed connection with a third gear 17, the front surface of the third gear 17 is fixedly connected with the other first gear 15 through a rotating shaft 18, the third gear 17 is opposite to the belt pulley 13 in rotation direction through the meshing of the second gear 16 and the third gear 17, and the first gear 15 fixed with the third gear 17 through the rotating shaft 18 is opposite to the other first gear 15 in rotation direction, so that the two movable columns 4 can move towards each other.

The utility model discloses in the embodiment that further provides, fixed motor cabinet 19 that is equipped with in one side at the 3 backs of fixing base, the inside fixed mounting of motor cabinet 19 has driving motor, and driving motor's output shaft stretches into fixing base 3's inside, and driving motor's output shaft and one of them belt pulley 13 fixed connection, can drive through the inside driving motor of motor cabinet 19 and rotate rotating band 12 and belt pulley 13, provide power for the removal of activity post 4.

The utility model provides an in the embodiment, two movable columns 4 are close to the one end fixedly connected with fixed plate 6 of measuring rod 10, and two movable columns 4's the fixed block 5 that is equipped with of the other end, and one side that fixed plate 6 is close to measuring rod 10 alternates and is connected with movable rod 7, and the one end and the support ring 9 fixed connection of movable rod 7, support ring 9 and measuring rod 10 contact are connected.

Specifically, the movable column 4 moves to drive the support ring 9 to move towards the detection rod 10, so that the support ring 9 is attached to the outer side of the detection rod 10, the movement of the detection rod 10 is limited, and the detection rod 10 is prevented from deviating.

The utility model discloses in the scheme that further provides, the outside cover of movable rod 7 is equipped with spring 8, spring 8's one end and 6 fixed connection of fixed plate, spring 8's the other end and support ring 9 fixed connection, after support ring 9 and test bar 10 contact, movable column 4 continues to remove, the spring 8 in the movable rod 7 outside compresses thereupon, compression state's spring 8 drives support ring 9 and hugs closely with test bar 10 for test bar 10 can be better carry on spacingly to test bar 10.

The utility model discloses in, spout 20 has been seted up at the middle part of 1 bottom of base, and the both sides inner wall sliding connection of test rod 10 and spout 20, and the top of spout 20 alternates and is connected with hydraulic stem 21, and the bottom mounting of hydraulic stem 21 is equipped with weight 22, through the flexible of hydraulic stem 21, drives weight 22 and carries out the hammering to test rod 10 for test rod 10 inserts in the ground.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a highway bearing capacity test detection device, includes base (1), its characterized in that: the middle part of base (1) bottom alternates and is connected with measuring rod (10), the equal fixedly connected with extension board (2) in both sides of base (1) bottom, two there is movable post (4) at the middle part of extension board (2) through activity groove sliding connection, one side swing joint that activity post (4) are close to measuring rod (10) has support ring (9), the bottom of base (1) is equipped with drive assembly, drive assembly drives two activity post (4) is the sideslip.

2. The road bearing capacity test detection device according to claim 1, wherein a fixed seat (3) is fixedly arranged on one side of the bottom of the base (1), the transmission assembly is located inside the fixed seat (3), the transmission assembly comprises a rotating belt (12) and two first gears (15), the two movable columns (4) drive the top ends to be embedded with racks (11), the first gears (15) are meshed with the racks (11), and the first gears (15) are located at the tops of the movable grooves.

3. The road bearing capacity test detection device according to claim 2, wherein two ends of the inner wall of the rotating belt (12) are rotatably connected with belt pulleys (13), a fixed shaft (14) is fixedly arranged on the front surface of one of the belt pulleys (13), one end of the fixed shaft (14) extends into the support plate (2), the belt pulley (13) is fixedly connected with one of the first gears (15) through the fixed shaft (14), and the other belt pulley (13) is in transmission connection with the other first gear (15) through a gear structure.

4. The road bearing capacity test detection device according to claim 3, wherein the gear structure comprises a second gear (16), the front surface of the other belt pulley (13) is fixedly connected with the second gear (16) through a fixing member, one side of the second gear (16) is engaged with a third gear (17), and the front surface of the third gear (17) is fixedly connected with the other first gear (15) through a rotating shaft (18).

5. The road bearing capacity test detection device according to claim 3, wherein a motor base (19) is fixedly arranged on one side of the back surface of the fixed base (3), a driving motor is fixedly arranged inside the motor base (19), an output shaft of the driving motor extends into the fixed base (3), and the output shaft of the driving motor is fixedly connected with one of the belt pulleys (13).

6. The road bearing capacity test detection device according to claim 1, wherein a fixing plate (6) is fixedly connected to one end of each of the two movable columns (4) close to the detection rod (10), a fixing block (5) is fixedly arranged at the other end of each of the two movable columns (4), a movable rod (7) is inserted and connected to one side of the fixing plate (6) close to the detection rod (10), one end of the movable rod (7) is fixedly connected with a support ring (9), and the support ring (9) is in contact connection with the detection rod (10).

7. A road bearing capacity test detection device according to claim 6, characterized in that a spring (8) is sleeved on the outer side of the movable rod (7), one end of the spring (8) is fixedly connected with the fixed plate (6), and the other end of the spring (8) is fixedly connected with the support ring (9).

8. The road bearing capacity test detection device according to claim 1, wherein a sliding groove (20) is formed in the middle of the bottom end of the base (1), the detection rod (10) is slidably connected with inner walls of two sides of the sliding groove (20), a hydraulic rod (21) is inserted and connected to the top of the sliding groove (20), and a heavy hammer (22) is fixedly arranged at the bottom end of the hydraulic rod (21).