Highway engineering compression test device

Abstract

The utility model belongs to the technical field of highway engineering, and particularly relates to a highway engineering compression test device which comprises a machine body and a blocking device, the upper surface of the machine body is fixedly connected with a cushion plate, and the surface of the machine body is slidably connected with a hydraulic press; a blocking device is arranged on the surface of the machine body and comprises two supporting blocks and two protective covers, the bottom ends of the two supporting blocks are fixedly connected with the upper surface of the machine body, threaded rods are rotatably connected to the side walls of the supporting blocks, the two protective covers are arranged on the surface of the cushion disc in a sleeving mode, and extending devices are arranged on the inner walls of the protective covers and comprise sliding covers. The surface of the sliding cover is slidably connected with the inner wall of the protective cover, two sliding blocks are fixedly connected to the surface of the sliding cover, and the surfaces of the sliding blocks are slidably connected with the inner wall of the protective cover; the shield can block disintegrating slag, meanwhile, the accommodating groove is formed, so that the disintegrating slag can be conveniently collected, and the threaded rod is arranged, so that the shield can be conveniently moved, and a sample can be conveniently taken.

Description

Technical Field

[0001] The utility model relates to the technical field of highway engineering, in particular to a highway engineering compression test device. Background Art

[0002] Highway engineering refers to the survey, measurement, design, construction, maintenance, and management of highway structures. Highway engineering structures include: roadbed, pavement, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, as well as houses, workshops, and other service facilities used for construction, maintenance, and monitoring.

[0003] A Chinese patent application CN214703120U discloses a highway engineering compression test device, the key points of its technical solution are: by arranging measuring mechanisms on both sides of the protective box, the push plate drives the magnetic block when the pressure plate is pressed down, and the downward movement distance of the magnetic block can be measured by the scale line, so that the degree of deformation of the test block under a certain pressure can be measured by the measuring mechanism, and the measurement data can be obtained by comparing with the scale line, which effectively reduces the error and improves the accuracy of the compression test.

[0004] With respect to the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: when carrying out highway construction, it is necessary to survey the construction site, and during the survey, it is necessary to take samples of the soil and then conduct a compression test. Since the traditional tester lacks a blocking device, when the sample is squeezed and cracked, it is very likely that soil splashing will occur, which is inconvenient to clean and affects the test environment. Therefore, in view of the above problems, a highway engineering compression test device is proposed. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a highway engineering compression test device described in the utility model comprises a body and a blocking device, the upper surface of the body is fixedly connected with a pad, and the surface of the body is slidably connected with a hydraulic press; the surface of the body is provided with a blocking device, and the blocking device comprises two support blocks and two shields, the bottom ends of the two support blocks are fixedly connected to the upper surface of the body, the side walls of the support blocks are rotatably connected with threaded rods, the two shields are sleeved on the surface of the pad, the bottom end of the shield is fixedly connected with a moving block near the threaded rod, the inner wall of the moving block is threadedly connected to the surface of the threaded rod, the moving block drives the shield to slide, the shield fits the pad, and then the hydraulic press is used to hydraulically press the sample, and the provision of the shield can reduce the situation of soil cracking and splashing.

[0007] Preferably, a fixed block is fixedly connected to the upper surface of the body near the threaded rod, and the inner wall of the fixed block is rotatably connected to the surface of the threaded rod. When the threaded rod rotates, the threaded rod will rotate on the inner wall of the fixed block, and the fixed block can support the threaded rod to a certain extent.

[0008] Preferably, a knob is fixedly connected to the side wall of the threaded rod, a receiving groove is provided on the surface of the shield, and two opposite thread lines are provided on the surface of the threaded rod. When soil splashes, the soil will fall into the receiving groove of the shield, and the debris can be easily collected by providing the receiving groove.

[0009] Preferably, a threaded hole is provided on the surface of the moving block, and the inner wall of the threaded hole of the moving block is threadedly connected to the surface of the threaded rod. The bottom end of the guard is rotatably connected to a support wheel, and the support wheel is located on the upper surface of the machine body. The guard drives the support wheel to rotate, and the support wheel rolls on the surface of the machine body. By setting the support wheel, the guard can be assisted in supporting to a certain extent.

[0010] Preferably, the inner wall of the shield is provided with an extension device, which includes a sliding cover, the surface of the sliding cover is slidably connected to the inner wall of the shield, two sliders are fixedly connected to the surface of the sliding cover, the slider surface is slidably connected to the inner wall of the shield, and a driving spring is fixedly connected to the bottom end of the slider and the surface of the shield. When the sliding cover loses resistance, the driving spring will rebound, and the driving spring drives the slider and the sliding cover to slide. By setting the sliding cover, the blocking range of the shield can be increased, and the obstruction to the test can also be reduced.

[0011] Preferably, a slide groove is provided on the surface of the shield, and the inner wall of the slide groove of the shield is slidably connected to the surface of the sliding shield and the sliding block. A push block is fixedly connected to the surface of the sliding shield. When placing the sample, the push block is pushed to allow the sliding shield to slide. The sliding shield can be easily moved by setting the push block.

[0012] The utility model is beneficial in that:

[0013] 1. When the utility model needs to conduct a test, the sample is placed on the surface of the pad, and then the knob is turned to drive the threaded rod to rotate. The threaded rod rotates on the side wall of the support block and the inner wall of the fixed block. At the same time, the threaded rod also rotates on the inner wall of the threaded hole of the moving block. The threaded rod drives the moving block to slide, and the moving block drives the shield to slide. The shield drives the supporting wheel to roll on the surface of the machine body. The shield is sleeved on the surface of the pad. When the hydraulic pressure is active, the hydraulic pressure will squeeze the sample, and the broken debris will hit the surface of the shield, and then fall into the inner wall of the storage groove of the shield. The shield can block the debris, and the opening of the storage groove can facilitate the collection of debris, and the setting of the threaded rod can facilitate the movement of the shield, thereby facilitating the taking of the sample.

[0014] 2. In the utility model, when the hydraulic press moves, the hydraulic press will squeeze the sliding cover, and the sliding cover will drive the sliding block to slide. The sliding cover and the sliding block will slide on the inner wall of the slide groove of the protective cover. When the sliding block slides, it will drive the driving spring to contract. When the sliding cover loses resistance, the driving spring will rebound, and the driving spring will drive the sliding block to slide, and the sliding block will drive the sliding cover to slide. When placing the sample, the push block is pushed to allow the push block to drive the sliding cover and the sliding block to slide. By setting the sliding cover, the blocking range of the protective cover can be extended, and the driving spring can make the sliding cover fit the hydraulic press. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of a machine body in a highway engineering compression test device;

[0017] Figure 2 A highway engineering compression test device Figure 1 A schematic diagram of the structure at A;

[0018] Figure 3 It is a schematic diagram of the side structure of a machine body in a highway engineering compression test device;

[0019] Figure 4 A highway engineering compression test device Figure 3 Schematic diagram of the structure at point B.

[0020] In the figure: 1. body; 2. pad; 3. hydraulic press; 4. blocking device; 41. support block; 42. threaded rod; 43. moving block; 44. shield; 45. fixed block; 46. knob; 47. storage slot; 48. threaded hole; 49. support wheel; 5. extension device; 51. slide cover; 52. slider; 53. drive spring; 54. slide groove; 55. push block. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4As shown, a highway engineering compression test device comprises a body 1 and a blocking device 4, wherein a pad 2 is fixedly connected to the upper surface of the body 1, and a hydraulic press 3 is slidably connected to the surface of the body 1; a blocking device 4 is provided on the surface of the body 1, and the blocking device 4 comprises two support blocks 41 and two shields 44, wherein the bottom ends of the two support blocks 41 are fixedly connected to the upper surface of the body 1, and the side walls of the support blocks 41 are rotatably connected to threaded rods 42, and the two shields 44 are sleeved on the surface of the pad 2, and the shields 44 A moving block 43 is fixedly connected to a position near the bottom end of the threaded rod 42, and the inner wall of the moving block 43 is threadedly connected to the surface of the threaded rod 42; when working, the sample is placed on the surface of the pad 2, and then the threaded rod 42 is rotated to allow the threaded rod 42 to rotate on the surface of the support block 41 and the inner wall of the moving block 43, the threaded rod 42 will drive the moving block 43 to move, and the moving block 43 will drive the shield 44 to slide, the shield 44 fits the pad 2, and then the hydraulic press 3 is used to hydraulically press the sample. By setting the shield 44, the situation of soil cracking and splashing can be reduced.

[0023] A fixing block 45 is fixedly connected to a position near the threaded rod 42 on the upper surface of the body 1, and the inner wall of the fixing block 45 is rotatably connected to the surface of the threaded rod 42; during operation, the threaded rod 42 will rotate on the inner wall of the fixing block 45, and the fixing block 45 can support the threaded rod 42 to a certain extent.

[0024] A knob 46 is fixedly connected to the side wall of the threaded rod 42, a receiving groove 47 is provided on the surface of the shield 44, and two opposite thread lines are provided on the surface of the threaded rod 42; when working, the knob 46 is pushed to allow the knob 46 to drive the threaded rod 42 to rotate, and when soil splashes, the soil will fall into the receiving groove 47 of the shield 44, and the debris can be easily collected by providing the receiving groove 47.

[0025] A threaded hole 48 is provided on the surface of the moving block 43, and the inner wall of the threaded hole 48 of the moving block 43 is threadedly connected to the surface of the threaded rod 42. The bottom end of the shield 44 is rotatably connected to a support wheel 49, and the support wheel 49 is located on the upper surface of the body 1; when working, the threaded rod 42 rotates on the inner wall of the threaded hole 48 of the moving block 43. When the shield 44 moves, the shield 44 drives the support wheel 49 to rotate, and the support wheel 49 rolls on the surface of the body 1. By setting the support wheel 49, the shield 44 can be assisted in supporting to a certain extent.

[0026] The inner wall of the shield 44 is provided with an extension device 5, and the extension device 5 includes a sliding cover 51. The surface of the sliding cover 51 is slidably connected to the inner wall of the shield 44. Two sliders 52 are fixedly connected to the surface of the sliding cover 51. The surfaces of the sliders 52 are slidably connected to the inner wall of the shield 44. A driving spring 53 is fixedly connected to the bottom end of the slider 52 and the surface of the shield 44. When working, the sliding cover 51 will drive the slider 52 to slide, and the slider 52 and the sliding cover 51 slide on the inner wall of the shield 44. When the slider 52 slides, it will drive the driving spring 53 to contract. When the sliding cover 51 loses resistance, the driving spring 53 will rebound, and the driving spring 53 drives the slider 52 and the sliding cover 51 to slide. By setting the sliding cover 51, the blocking range of the shield 44 can be increased, and at the same time, the obstruction to the test can be reduced.

[0027] A slide groove 54 is provided on the surface of the shield 44, and the inner wall of the slide groove 54 of the shield 44 is slidably connected to the surfaces of the slide cover 51 and the slider 52, and a push block 55 is fixedly connected to the surface of the slide cover 51; when working, the push block 55 is pushed to allow the push block 55 to drive the slide cover 51 to slide, and the slide cover 51 slides on the inner wall of the slide groove 54 of the shield 44. By setting the push block 55, the slide cover 51 can be easily moved.

[0028] Working principle: when the test is needed, place the sample on the surface of the pad 2, and then turn the knob 46 to let the knob 46 drive the threaded rod 42 to rotate. The threaded rod 42 rotates on the side wall of the support block 41 and the inner wall of the fixed block 45. At the same time, the threaded rod 42 also rotates on the inner wall of the threaded hole 48 of the moving block 43. The threaded rod 42 drives the moving block 43 to slide, and the moving block 43 drives the shield 44 to slide. The shield 44 drives the support wheel 49 to roll on the surface of the machine body 1. The shield 44 is sleeved on the surface of the pad 2. When the hydraulic press 3 is active, the hydraulic press 3 will squeeze the sample, and the broken debris will hit the surface of the shield 44, and then fall into the inner wall of the storage groove 47 of the shield 44. The shield 44 can block the debris, and the opening of the storage groove 47 can facilitate Collect debris, and the setting of the threaded rod 42 can facilitate the movement of the position of the shield 44, so as to facilitate the taking of samples; when the hydraulic press 3 moves, the hydraulic press 3 will squeeze the sliding cover 51, and the sliding cover 51 drives the sliding block 52 to slide, and the sliding cover 51 and the sliding block 52 slide on the inner wall of the slide groove 54 of the shield 44, and the sliding block 52 will drive the driving spring 53 to contract when the sliding cover 51 loses resistance, and the driving spring 53 will rebound, and the driving spring 53 drives the sliding block 52 to slide, and the sliding block 52 drives the sliding cover 51 to slide. When placing the sample, push the push block 55 to allow the push block 55 to drive the sliding cover 51 and the sliding block 52 to slide. By setting the sliding cover 51, the blocking range of the shield 44 can be extended, and at the same time, the driving spring 53 can make the sliding cover 51 fit the hydraulic press 3.

[0029] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A highway engineering compression test device, comprising a body (1) and a blocking device (4), wherein a pad (2) is fixedly connected to the upper surface of the body (1), and a hydraulic press (3) is slidably connected to the surface of the body (1); characterized in that: The surface of the machine body (1) is provided with a blocking device (4), the blocking device (4) comprising two supporting blocks (41) and two shields (44), the bottom ends of the two supporting blocks (41) are fixedly connected to the upper surface of the machine body (1), the side walls of the supporting blocks (41) are rotatably connected to threaded rods (42), the two shields (44) are sleeved on the surface of the pad (2), the bottom ends of the shields (44) are fixedly connected to a moving block (43) near the threaded rod (42), and the inner wall of the moving block (43) is threadedly connected to the surface of the threaded rod (42).

2. A highway engineering compression test device according to claim 1, characterized in that: A fixing block (45) is fixedly connected to a position on the upper surface of the machine body (1) close to the threaded rod (42), and the inner wall of the fixing block (45) is rotatably connected to the surface of the threaded rod (42).

3. A highway engineering compression test device according to claim 2, characterized in that: A knob (46) is fixedly connected to the side wall of the threaded rod (42), a receiving groove (47) is provided on the surface of the shield (44), and two opposite thread lines are provided on the surface of the threaded rod (42).

4. A highway engineering compression test device according to claim 2, characterized in that: A threaded hole (48) is provided on the surface of the moving block (43); the inner wall of the threaded hole (48) of the moving block (43) is threadedly connected to the surface of the threaded rod (42); the bottom end of the shield (44) is rotatably connected to a support wheel (49); and the support wheel (49) is located on the upper surface of the machine body (1).

5. A highway engineering compression test device according to claim 1, characterized in that: The inner wall of the shield (44) is provided with an extension device (5), and the extension device (5) comprises a sliding shield (51), the surface of the sliding shield (51) is slidably connected to the inner wall of the shield (44), the surface of the sliding shield (51) is fixedly connected to two sliders (52), the surface of the sliders (52) is slidably connected to the inner wall of the shield (44), and the bottom end of the slider (52) and the surface of the shield (44) are fixedly connected to a driving spring (53).

6. A highway engineering compression test device according to claim 5, characterized in that: A sliding groove (54) is provided on the surface of the shield (44); the inner wall of the sliding groove (54) of the shield (44) is slidably connected to the surfaces of the sliding shield (51) and the sliding block (52); and a push block (55) is fixedly connected to the surface of the sliding shield (51).

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