Vibration testing device for road roller

Abstract

The utility model relates to the technical field of road rollers, and discloses a road roller vibration testing device which comprises a bottom plate, two telescopic rods are fixedly connected to the top of the bottom plate, a detector is fixedly connected to the other ends of the two telescopic rods, a spring is fixedly connected to the top of the bottom plate, and the other end of the spring is fixed to the detector. The top of the bottom plate is fixedly connected with a laser, and the bottom of the bottom plate is rotationally connected with a powerful magnetic block. According to the vibration testing device, the strong magnetic block is attracted to the top road roller, the vibration testing device is fixed, the testing accuracy is greatly improved, one side of the strong magnetic block is jacked up through the matched use of the threaded rod, the jacking block, the ball and the fixing frame, and the vibration testing device is convenient to use. Therefore, the problem that the strong magnetic block is difficult to take down due to too tight adsorption with the road roller is avoided, and the vibration testing device is further conveniently taken down from the road roller.

Description

TECHNICAL FIELD

[0001] The utility model relates to road roller technical field more specifically relates to road roller vibration testing device. BACKGROUND

[0002] Through vibration test, the vibration of the road roller during operation can be evaluated to ensure that it meets the design requirements and avoid machine damage or operator discomfort caused by excessive vibration.

[0003] According to the search, the Chinese patent with the publication number CN216815748U discloses a vibration testing device, which includes a laser, a detector and a spring. The laser is installed on a base and can be installed at any position of a mechanical device, which is beneficial to engineering and has low cost. However, there are still the following defects: the vibration testing device is directly placed on the surface of the road roller for detection. Since the road roller will cause the position of the testing device to deviate during vibration, the measurement accuracy is reduced and the test result is unreliable. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a road roller vibration testing device to solve the problems existing in the above background art.

[0005] The utility model provides the following technical scheme: a road roller vibration testing device, which comprises a bottom plate, two telescopic rods fixedly connected to the top of the bottom plate, a detector fixedly connected to the other end of the two telescopic rods, a spring fixedly connected to the top of the bottom plate, the other end of the spring being fixed with the detector, a laser fixedly connected to the top of the bottom plate, a strong magnetic block rotatably connected to the bottom of the bottom plate, two slide rods fixedly connected to the top of the strong magnetic block and slidably connected to the bottom plate, a first insertion hole and a second insertion hole being formed on one side of each of the two slide rods, a sliding groove being formed on each side of the bottom plate, an insertion rod slidably connected to each of the two sliding grooves, and a magnetic plate fixedly connected to the other end of each of the two insertion rods.

[0006] As a further scheme of the utility model, a fixing frame is fixedly connected between the inner walls of the two sides of the strong magnetic block, a threaded rod is threadedly connected to the top of the fixing frame, a ball is fixedly connected to the threaded rod and passes through the fixing frame, and a top block is rotatably connected to the circumferential outer side of the ball.

[0007] As a further scheme of the utility model, a protective cover is arranged on the top of the bottom plate, a sealing ring is fixedly connected to the bottom of the protective cover, and the sealing ring is in contact with the bottom plate.

[0008] As a further scheme of the utility model, L-shaped plates are uniformly arranged on the top of the bottom plate, two protrusions are fixedly connected to the inner walls of the two sides of the protective cover, and the protrusions are inserted into the L-shaped plates.

[0009] As a further scheme of the utility model, the plurality of protruding blocks are magnets.

[0010] As a further scheme of the utility model, the strong magnetic block is fixedly connected with an anti-skid pad at the bottom, and the anti-skid pad is uniformly provided with anti-skid lines at the bottom.

[0011] As a further scheme of the utility model, the protective cover is made of transparent acrylic plates spliced together.

[0012] As a further scheme of the utility model, the other end of the threaded rod is fixedly connected with a knob, and the circumferential outer side of the knob is fixedly connected with a sponge pad.

[0013] The utility model discloses technical effects and advantages:

[0014] 1. The utility model discloses a strong magnetic block and the top road roller adsorption are set up, realize and look at the vibration testing arrangement and fix, greatly increase the test accuracy, and through the strong magnetic block rotation to the vertical angle, thereby the vibration testing arrangement is fixed on the side of road roller conveniently, greatly increase the use range of vibration testing arrangement.

[0015] 2. The utility model discloses a threaded rod, top block, ball, the cooperation of fixed bolster makes one side of strong magnetic block and top, thereby avoided the problem that strong magnetic block and road roller adsorption are too tight and difficult to take down, further facilitated vibration testing arrangement and took down from road roller.

[0016] 3. The utility model discloses a protective cover, thereby to vibration testing arrangement and protect, avoided dust and rainwater and enter vibration testing arrangement, lead to the problem of vibration testing arrangement damage, thereby greatly increased the service life of vibration testing arrangement. DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0018] Figure 2 It is the enlarged structure schematic diagram of A of the utility model.

[0019] Figure 3 It is the local enlarged structure schematic diagram of the utility model.

[0020] Figure 4 It is the bottom plate cross section structure schematic diagram of the utility model.

[0021] The reference signs are: 1, protective cover; 2, sealing ring; 3, bottom plate; 4, strong magnetic block; 5, sliding rod; 6, protruding block; 7, L-shaped plate; 8, laser; 9, detector; 10, spring; 11, telescopic rod; 12, fixing frame; 13, ball; 14, top block; 15, threaded rod; 16, first insertion hole; 17, second insertion hole; 18, insertion rod; 19, magnetic plate; 20, sliding groove. DETAILED DESCRIPTION

[0022] The technical solutions in the utility model will be clearly and completely described below in combination with the drawings in the utility model, and the forms of the structures recorded in the following embodiments are only examples, and the utility model is not limited to the structures recorded in the following embodiments, and all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] With reference to Figures 1-4 The utility model provides road roller vibration testing arrangement, including bottom plate 3, the top of bottom plate 3 is fixed with two telescopic rods 11 through bolt, the other end of two telescopic rods 11 is fixed with detector 9 through bolt, the top of bottom plate 3 is fixed with spring 10 through bolt, the other end of spring 10 is fixed with detector 9, the top of bottom plate 3 is fixed with laser 8 through bolt, the bottom of bottom plate 3 is rotatably connected with strong magnetic block 4 through hinge, the bottom of strong magnetic block 4 is bonded with antiskid pad, the bottom of antiskid pad is evenly provided with antiskid line, greatly increase the friction between strong magnetic block 4 and road roller through antiskid pad, thereby avoid the vibration testing arrangement to move due to vibration, the top of strong magnetic block 4 is fixed with two sliding rods 5, and two sliding rods 5 are slidably connected with bottom plate 3, and the side of two sliding rods 5 is provided with first insertion hole 16 and second insertion hole 17, and the both sides of bottom plate 3 are provided with sliding groove 20, and insertion rod 18 is slidably connected in two sliding grooves 20, and the other end of two insertion rods 18 is fixed with magnetic plate 19 through bolt, and the vibration testing arrangement is fixed through the adsorption of strong magnetic block 4 and road roller, greatly increases the test accuracy, when needing to carry out the vibration detection of the side of road roller, first pull insertion rod 18, make insertion rod 18 and second insertion hole 17 disengage, then rotate strong magnetic block 4, make strong magnetic block 4 rotate to perpendicular angle, then push insertion rod 18, make insertion rod 18 insert into first insertion hole 16, and the strong magnetic block 4 is fixed, and the side of road roller is adsorbed, thereby realizing that the vibration testing arrangement is fixed on the side of road roller, and the side of road roller is tested, greatly increases the use range of vibration testing arrangement, and the insertion rod 18 is blocked from sliding through the adsorption of magnetic plate 19 and bottom plate 3.

[0024] The utility model discloses, the both sides inner wall between strong magnetic block 4 is fixed with the fixed frame 12 through bolt, and the top of fixed frame 12 is connected with threaded rod 15 through screw thread, and the other end of threaded rod 15 is fixed with knob through bolt, and the circumferential outside of knob is bonded with sponge pad, and knob can more conveniently rotate threaded rod 15, and threaded rod 15 passes through fixed frame 12 and is welded with ball bearing 13, and the circumferential outside of ball bearing 13 is rotatably connected with the top block 14, and by counterclockwise rotation threaded rod 15, threaded rod 15 drives the top block 14 to move down, makes one side of strong magnetic block 4 to rise, thereby conveniently taking down vibration testing arrangement from road roller.

[0025] In the utility model, the top of bottom plate 3 is equipped with the protective cover 1, and the protective cover 1 is made of transparent acrylic plate splicing, so that the situation in vibration testing device can be observed, the bottom of protective cover 1 is bonded with sealing ring 2, and sealing ring 2 contacts with bottom plate 3, the vibration testing device is protected through protective cover 1, so that the dust and rain are prevented from entering the vibration testing device, thereby greatly increasing the service life of vibration testing device The top of bottom plate 3 is uniformly provided with L-shaped plate 7, and the both sides inner walls of protective cover 1 are bonded with two protrusions 6, and the plurality of protrusions 6 are magnets, the protective cover 1 is quickly fixed through the adsorption of protrusion 6 and L-shaped plate 7, and the protrusion 6 is inserted with L-shaped plate 7, and the protective cover 1 is positioned through the cooperation of protrusion 6 and L-shaped plate 7.

[0026] The utility model discloses a working principle: through strong magnetic block 4 and the surface of road roller adsorption, from the vibration testing device is fixed, through the cooperation of detector 9, laser 8, spring 10, thereby the surface vibration of road roller is tested, then counterclockwise rotation threaded rod 15, threaded rod 15 drives the top block 14 to move down, makes one side of strong magnetic block 4 to rise, thereby conveniently taking down vibration testing arrangement from road roller, then pulls and inserts the rod 18, makes the rod 18 and second insertion hole 17 separate and insert, then rotates strong magnetic block 4, makes strong magnetic block 4 rotate to perpendicular angle, then pushes the rod 18, makes the rod 18 insert into first insertion hole 16, and the strong magnetic block 4 is fixed, and the strong magnetic block 4 is adsorbed with one side of road roller, thereby vibration testing device is fixed on the side of road roller, through the cooperation of detector 9, laser 8, spring 10, thereby the surface vibration of road roller is tested.

[0027] Finally, several points should be noted that in the description of the present application, it should be pointed out that, unless otherwise specified and limited, the term "installation", "connection", "connection" should be understood broadly, can be mechanical connection or electrical connection, can be the communication of two elements inside, can be directly connected, "up", "down", "left", "right" and so on are only used to express relative position relation, when the absolute position of the object described changes, the relative position relation can change;

[0028] The utility model discloses the embodiment of the drawings, only relate to the structure of the embodiment of the utility model, other structures can refer to the usual design, under the condition of not conflict, the same embodiment and different embodiment of the utility model can be combined with each other.

Claims

1. A vibration testing device for a road roller, comprising a base plate (3), two telescopic rods (11) fixedly connected to the top of the base plate (3), a detector (9) fixedly connected to the other end of the two telescopic rods (11), a spring (10) fixedly connected to the top of the base plate (3), the other end of the spring (10) being fixed to the detector (9), and a laser (8) fixedly connected to the top of the base plate (3), characterized in that: A powerful magnetic block (4) is rotatably connected to the bottom of the base plate (3). Two sliding rods (5) are fixedly connected to the top of the powerful magnetic block (4), and the two sliding rods (5) are slidably connected to the base plate (3). A first insertion hole (16) and a second insertion hole (17) are provided on one side of each of the two sliding rods (5). Sliding grooves (20) are provided on both sides of the base plate (3). Insert rods (18) are slidably connected in both sliding grooves (20), and magnetic plates (19) are fixedly connected to the other end of each of the two insert rods (18).

2. The roller vibration testing device according to claim 1, characterized in that: A fixing frame (12) is fixedly connected between the inner walls of the two sides of the powerful magnetic block (4). A threaded rod (15) is threadedly connected to the top of the fixing frame (12), and a ball (13) is fixedly connected through the fixing frame (12). A top block (14) is rotatably connected to the outer circumference of the ball (13).

3. The roller vibration testing device according to claim 1, characterized in that: The top of the base plate (3) is provided with a protective cover (1), and a sealing ring (2) is fixedly connected to the bottom of the protective cover (1), and the sealing ring (2) is in contact with the base plate (3).

4. The vibration testing device for a road roller according to claim 3, characterized in that: The top of the base plate (3) is uniformly provided with L-shaped plates (7), and the inner walls of both sides of the protective cover (1) are fixedly connected with two protrusions (6), and the protrusions (6) are inserted into the L-shaped plates (7).

5. The roller vibration testing device according to claim 4, characterized in that: The plurality of the bumps (6) are magnets.

6. The vibration testing device for a road roller according to claim 2, characterized in that: The bottom of the powerful magnetic block (4) is fixedly connected to an anti-slip pad, and the bottom of the anti-slip pad is evenly provided with anti-slip patterns.

7. The roller vibration testing device according to claim 4, characterized in that: The protective cover (1) is made of transparent acrylic panels.

8. The vibration testing device for a road roller according to claim 2, characterized in that: A knob is fixedly connected to the other end of the threaded rod (15), and a sponge pad is fixedly connected to the outer circumference of the knob.

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