Wheel type sand retaining wall

Abstract

The application relates to the field of engineering sand prevention, in particular to a wheeled sand retaining wall, which comprises upright columns, crossbars and impellers, the upright columns are at least provided with two, each upright column is vertically arranged and fixedly connected with the ground, a plurality of crossbars are arranged between the adjacent upright columns, each crossbar is perpendicular to the upright column, the two ends of the crossbar are fixedly connected with the two upright columns respectively, a plurality of impellers are arranged on each crossbar, each impeller is fixedly connected with a rotating shaft, the rotating shaft is rotationally connected with the crossbar, a restrictor is arranged on each impeller, the restrictor is installed on the rotating shaft and used for limiting the rotating direction of the impeller, the rotating directions of the impellers on the adjacent crossbars 2 are opposite, and the service life of the sand retaining wall is prolonged.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of engineering sand prevention, in particular to a wheeled sand retaining wall. BACKGROUND

[0002] At present, with the rapid development of economic construction in the western region of China, the construction of urban infrastructure such as railways and highways is widely carried out in the desert and gobi regions of northwest China. The local vegetation is sparse, and there is a lot of wind and sand. Since the opening of the Lanzhou-Xinjiang Railway and the Qinghai-Tibet Railway, wind and sand disasters have become an important hidden danger for the safe operation of trains. The train stoppage caused by wind and sand burying the railway has caused huge economic losses to people's travel and railway transportation.

[0003] The existing engineering sand prevention measures mainly include sand fixation and sand prevention. The sand prevention measures are more commonly used. Common sand prevention measures include concrete sleeper sand retaining walls, PE net high vertical sand barriers, and reed sand retaining fences. These engineering sand prevention measures have played a certain role in the prevention and control of wind and sand disasters in existing railways, highways and other projects.

[0004] The existing technical solutions in the above have the following defects: the existing sand prevention measures forcibly block the wind and sand by using their own performance when in use, which causes the sand prevention measures to be easily damaged. SUMMARY

[0005] The present application provides a wheeled sand retaining wall to improve the service life of the sand retaining wall.

[0006] The above technical purpose of the present application is achieved through the following technical solutions:

[0007] A wheeled sand retaining wall, comprising a stand, a crossbar and an impeller, the stand is provided with at least two, each stand is vertically arranged and fixedly connected with the ground, a plurality of crossbars are arranged between adjacent stands, each crossbar is perpendicular to the stand, the two ends of the crossbar are fixedly connected with two stands respectively, a plurality of impellers are arranged on each crossbar, each impeller is fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with the crossbar, a limiter is arranged on each impeller, the limiter is installed on the rotating shaft to limit the rotation direction of the impeller, and the rotation directions of the impellers on adjacent crossbars are opposite.

[0008] Further, the limiter is arranged at the end of the rotating shaft away from the impeller and passing through the crossbar, the limiter comprises a fixed ratchet, a sliding ratchet and an elastic member, the fixed ratchet is fixedly connected with the end of the rotating shaft away from the impeller, the sliding ratchet is arranged between the fixed ratchet and the crossbar, the sliding ratchet is sleeved on the outside of the rotating shaft, the sliding ratchet is slidably connected with the rotating shaft, the elastic member is arranged between the sliding ratchet and the crossbar, the elastic member is sleeved on the outside of the rotating shaft, and the two ends of the elastic member are fixedly connected with the sliding ratchet and the crossbar respectively.

[0009] Further, the elastic piece is sleeved with a telescopic sleeve, the telescopic sleeve comprises a fixed sleeve and a sliding sleeve, the fixed sleeve is fixedly connected with the horizontal rod, the sliding sleeve is fixedly connected with the sliding ratchet, one end of the sliding sleeve away from the sliding ratchet is inserted into the fixed sleeve, and the sliding sleeve and the fixed sleeve are in sliding connection.

[0010] Further, a limiting assembly is arranged between the sliding sleeve and the fixed sleeve, the limiting assembly comprises a limiting strip and a limiting groove, the limiting strip is fixedly connected with the sliding sleeve, the limiting groove is arranged on the inner wall of the fixed sleeve, the limiting strip is inserted into the limiting groove, and the limiting strip and the limiting groove are in sliding connection.

[0011] Further, a cleaning brush is arranged between the fixed sleeve and the sliding sleeve, the cleaning brush is fixedly connected with the fixed sleeve, and the cleaning brush is used for cleaning the sand and dust on the outer side wall of the sliding sleeve to prevent the sand and dust from entering the telescopic sleeve.

[0012] Further, an installation assembly is arranged between the horizontal rod and the stand, the installation assembly is used for fixedly connecting the horizontal rod and the stand, the installation assembly comprises an installation block and a locking bolt, a first clamping groove is arranged on the installation block, a second clamping groove is arranged on the stand, the first clamping groove is clamped and matched with the stand, the second clamping groove is clamped and matched with the installation block, and the locking bolt is threadedly connected with the stand through the side wall of the first clamping groove.

[0013] Further, an anti-loosening washer is arranged between the locking bolt and the stand, and the anti-loosening washer is used for preventing the locking bolt from loosening.

[0014] Further, the stand is provided with an installation rod, one end of the installation rod is fixedly connected with the stand, the other end of the installation rod is provided with a pointed end, and the pointed end is inserted into the ground.

[0015] Further, the stand is provided with a stabilizing device, the stabilizing device comprises a stabilizing block, a connecting ring and a pull rope, the stabilizing block is abutted with the ground, the connecting ring is fixedly connected with the stabilizing block, one end of the pull rope is fixedly connected with the connecting ring, and the other end of the pull rope is fixedly connected with the top end of the stand.

[0016] To sum up, the application has the following technical effects:

[0017] 1. By arranging the impeller and the restrictor, the wind blows the impeller to rotate, the airflow generated by the rotation of the impeller disturbs the wind, the speed of the wind sand is reduced, the ability of the wind sand to carry sand and dust is reduced, the rotation direction of the impeller is limited by the restrictor, the rotation directions of the impellers on the adjacent horizontal rods are opposite, the disturbance flow generated by the impellers is more chaotic, the wind speed of the wind sand is further reduced, the sand blocking performance is good, the wind sand is disturbed and slowed down in advance by the disturbance flow, the wind speed of the wind sand when contacting the sand blocking wall is reduced, and therefore the service life of the sand blocking wall is improved.

[0018] 2. By setting the telescopic sleeve, the normal use of each part in the limiter is protected, and the invasion of sand and dust is avoided, which leads to the failure to operate normally, further improving the service life of the sand retaining wall.

[0019] 3. By setting the mounting assembly, the mounting assembly is used for quick assembly during on-site construction, achieving the effect of quickly assembling the sand retaining wall on the construction site. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic diagram of a wheel type sand retaining wall of the present application;

[0021] Figure 2 is a structural schematic diagram of a limiter of the present application;

[0022] Figure 3 is a structural schematic diagram of the inside of the limiter of the present application;

[0023] Figure 4 is a structural schematic diagram of a mounting assembly of the present application.

[0024] In the figure, 1 is a stand column; 2 is a cross bar; 3 is an impeller; 4 is a rotating shaft; 5 is a limiter; 51 is a fixed ratchet; 52 is a sliding ratchet; 53 is an elastic member; 6 is a telescopic sleeve; 61 is a fixed sleeve; 62 is a sliding sleeve; 7 is a limiting assembly; 71 is a limiting strip; 72 is a limiting groove; 8 is a cleaning brush; 9 is a mounting assembly; 91 is a mounting block; 92 is a locking bolt; 93 is a lock washer; 10 is a mounting rod; 20 is a stabilizing device; 201 is a stabilizing block; 202 is a connecting ring; 203 is a pull rope. DETAILED DESCRIPTION

[0025] The present application will be further described in detail below with reference to the accompanying drawings.

[0026] Referring to Figure 1 and Figure 2 , the wheel type sand retaining wall provided by the embodiment comprises stand columns 1, cross bars 2 and impellers 3, the stand columns 1 are at least provided with two, each stand column 1 is vertically arranged and fixedly connected with the ground, a plurality of cross bars 2 are arranged between adjacent stand columns 1, each cross bar 2 is perpendicular to the stand columns 1, the two ends of the cross bar 2 are fixedly connected with two stand columns 1 respectively, a plurality of impellers 3 are arranged on each cross bar 2, each impeller 3 is fixedly connected with a rotating shaft 4, the rotating shaft 4 is rotatably connected with the cross bar 2, a limiter 5 is arranged on each impeller 3, the limiter 5 is installed on the rotating shaft 4 and used for limiting the rotating direction of the impeller 3, and the rotating directions of the impellers 3 on adjacent cross bars 2 are opposite.

[0027] Referring to Figure 2 and Figure 3The limiter 5 is arranged at the end of the rotating shaft 4 passing through the crossbar 2 away from the impeller 3, and the limiter 5 comprises a fixed ratchet 51, a sliding ratchet 52 and an elastic member 53. The fixed ratchet 51 is fixedly connected with the end of the rotating shaft 4 away from the impeller 3. The sliding ratchet 52 is arranged between the fixed ratchet 51 and the crossbar 2, and is sleeved on the outer side of the rotating shaft 4 and is in sliding connection with the rotating shaft 4. The elastic member 53 is arranged between the sliding ratchet 52 and the crossbar 2, and is sleeved on the outer side of the rotating shaft 4 and is fixedly connected with the sliding ratchet 52 and the crossbar 2 at two ends.

[0028] With reference to Figure 2 and Figure 3 , the outer side of the elastic member 53 is sleeved with a telescopic sleeve 6, and the telescopic sleeve 6 comprises a fixed sleeve 61 and a sliding sleeve 62. The fixed sleeve 61 is fixedly connected with the crossbar 2. The sliding sleeve 62 is fixedly connected with the sliding ratchet 52, and the end of the sliding sleeve 62 away from the sliding ratchet 52 is inserted into the fixed sleeve 61. The sliding sleeve 62 is in sliding connection with the fixed sleeve 61. A limiting assembly 7 is arranged between the sliding sleeve 62 and the fixed sleeve 61. The limiting assembly 7 comprises a limiting strip 71 and a limiting groove 72. The limiting strip 71 is fixedly connected with the sliding sleeve 62. The limiting groove 72 is formed in the inner wall of the fixed sleeve 61. The limiting strip 71 is inserted into the limiting groove 72 and is in sliding connection with the limiting groove 72. A cleaning brush 8 is arranged between the fixed sleeve 61 and the sliding sleeve 62. The cleaning brush 8 is fixedly connected with the fixed sleeve 61 and is used for cleaning the dust on the outer side wall of the sliding sleeve 62 to prevent the dust from entering the telescopic sleeve 6.

[0029] With reference to Figure 4 , the crossbar 2 and the stand 1 are provided with a mounting assembly 9 for fixedly connecting the crossbar 2 and the stand 1. The mounting assembly 9 comprises a mounting block 91 and a locking bolt 92. A first clamping groove is formed in the mounting block 91. A second clamping groove is formed in the stand 1. The first clamping groove is in clamping cooperation with the stand 1, and the second clamping groove is in clamping cooperation with the mounting block 91. The locking bolt 92 is in threaded connection with the stand 1 through the side wall of the first clamping groove. A lock washer 403 is arranged between the locking bolt 92 and the stand 1, and is used for preventing the locking bolt 92 from loosening. The stand 1 is provided with a mounting rod 10. One end of the mounting rod 10 is fixedly connected with the stand 1, and the other end is provided with a pointed end which is inserted into the ground.

[0030] With reference to Figure 1 , the stand 1 is provided with a stabilizing device 20. The stabilizing device 20 comprises a stabilizing block 201, a connecting ring 202 and a pull rope 203. The stabilizing block 201 is in abutment with the ground. The connecting ring 202 is fixedly connected with the stabilizing block 201. One end of the pull rope 203 is fixedly connected with the connecting ring 202, and the other end is fixedly connected with the top end of the stand 1.

[0031] The implementation principle of the embodiment name of the application is: when the sand retaining wall is used, first, one end of the mounting rod 10 is inserted into the ground, then the stand column 1 is fixedly connected with the mounting rod 10, then the cross bar 2 is moved to between the two stand columns 1, then the cross bar 2 drives the first clamping groove and the second clamping groove to be clamped and matched, then the locking bolt 92 is screwed through the side wall of the first clamping groove and the stand column 1, then the cross bar 2 is fixed with the stand column 1, a plurality of cross bars 2 are sequentially installed, then the impeller 3 is installed on the cross bar 2, the rotating shaft 4 of the impeller 3 is fixedly connected with the fixed ratchet wheel 51 of the limiter 5 through the cross bar 2, then one end of the pull rope 203 is fixed with the top end of the stand column 1, and the other end is fixedly connected with the connecting ring 202 of the stabilizing block 201, the stabilizing block 201 is placed on the two sides of the stand column 1, the two sides of the stand column 1 are side-pulled, and the stability of the stand column 1 when the wind and sand blows is realized.

[0032] When the wind passes through the impeller 3, the wind drives the impeller 3 to rotate, the impeller 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the fixed ratchet wheel 51 to rotate, the fixed ratchet wheel 51 drives the sliding ratchet wheel 52 to slide along the rotating shaft 4 when the fixed ratchet wheel 51 rotates, the sliding ratchet wheel 52 drives the elastic piece 53 to deform, so that the fixed ratchet wheel 51 can rotate, at the same time, the sliding ratchet wheel 52 drives the sliding sleeve 62 to slide in the fixed sleeve 61, the sliding sleeve 62 drives the limiting strip 71 to slide in the limiting groove 72, and the cleaning brush 8 is used to clean the wind and sand on the surface of the sliding sleeve 62; the airflow disturbance generated by the rotation of the impeller 3 blows the wind, reduces the speed of the wind and sand, reduces the ability of the wind and sand to carry sand dust, the limiter 5 is used to limit the rotation direction of the impeller 3, at the same time, the rotation directions of the impellers 3 on the adjacent cross bars 2 are opposite, so that the airflow disturbance generated by the impeller 3 is more chaotic, the wind speed of the wind and sand is further reduced, good sand blocking performance is achieved, at the same time, the airflow disturbance is used to disturb and slow down the wind and sand in advance, the wind speed of the wind and sand when contacting the sand retaining wall is reduced, so that the service life of the sand retaining wall is improved.

[0033] The specific embodiment is only an explanation of the application, and is not a limitation of the application, and those skilled in the art can make modifications to the embodiment without creative contribution according to the needs after reading the specification, but as long as the scope of the claims of the application is within the protection of the Patent Law.

Claims

1. A wheeled sand retaining wall, characterized in that: The system includes columns (1), crossbars (2), and impellers (3). At least two columns (1) are provided, each vertically mounted and fixedly connected to the ground. Several crossbars (2) are provided between adjacent columns (1), each crossbar (2) perpendicular to the column (1). The two ends of each crossbar (2) are fixedly connected to two columns (1). Several impellers (3) are provided on each crossbar (2), and each impeller (3) is fixedly connected to a rotating shaft (4). The rotating shaft (4) is rotatably connected to the crossbar (2). Each impeller (3) is equipped with a limiter (5), which is mounted on the rotating shaft (4) to limit the rotation direction of the impeller (3). Adjacent crossbars (2) The impeller (3) rotates in the opposite direction; the limiter (5) is located at the end of the shaft (4) that passes through the crossbar (2) away from the impeller (3). The limiter (5) includes a fixed ratchet (51), a sliding ratchet (52), and an elastic element (53). The fixed ratchet (51) is fixedly connected to the end of the shaft (4) away from the impeller (3). The sliding ratchet (52) is located between the fixed ratchet (51) and the crossbar (2). The sliding ratchet (52) is sleeved on the outside of the shaft (4) and is slidably connected to the shaft (4). The elastic element (53) is located between the sliding ratchet (52) and the crossbar (2). The elastic element (53) is sleeved on the outside of the shaft (4) and is slidably connected to the shaft (4). The two ends of the elastic element (53) are fixedly connected to the sliding ratchet (52) and the crossbar (2) respectively; a telescopic sleeve (6) is sleeved on the outside of the elastic element (53), the telescopic sleeve (6) includes a fixed sleeve (61) and a sliding sleeve (62), the fixed sleeve (61) is fixedly connected to the crossbar (2), the sliding sleeve (62) is fixedly connected to the sliding ratchet (52), one end of the sliding sleeve (62) away from the sliding ratchet (52) is inserted into the fixed sleeve (61), and the sliding sleeve (62) and the fixed sleeve (61) are slidably connected; a limit component (7) is provided between the sliding sleeve (62) and the fixed sleeve (61), the limit component (7) includes a limit strip (71) and a limit groove (72). The limiting strip (71) is fixedly connected to the sliding sleeve (62). The inner wall of the fixed sleeve (61) is provided with a limiting groove (72). The limiting strip (71) is inserted into the limiting groove (72). The limiting strip (71) and the limiting groove (72) are slidably connected. A cleaning brush (8) is provided between the fixed sleeve (61) and the sliding sleeve (62). The cleaning brush (8) is fixedly connected to the fixed sleeve (61). The cleaning brush (8) is used to clean the sand and dust on the outer wall of the sliding sleeve (62) to prevent sand and dust from entering the telescopic sleeve (6). When the fixed ratchet (51) rotates, it pushes the sliding ratchet (52) to slide along the rotating shaft (4). The sliding ratchet (52) pushes the elastic element (53) to deform.

2. A wheeled sand retaining wall according to claim 1, characterized in that: An installation assembly (9) is provided between the crossbar (2) and the column (1). The installation assembly (9) is used to fix the crossbar (2) and the column (1) in place. The installation assembly (9) includes an installation block (91) and a locking bolt (92). A first snap-fit ​​groove is provided on the installation block (91), and a second snap-fit ​​groove is provided on the column (1). The first snap-fit ​​groove is engaged with the column (1), and the second snap-fit ​​groove is engaged with the installation block (91). The locking bolt (92) passes through the side wall of the first snap-fit ​​groove and is threadedly connected to the column (1).

3. A wheeled sand retaining wall according to claim 2, characterized in that: A loosening washer is provided between the locking bolt (92) and the column (1), and an anti-loosening washer (93) is used to prevent the locking bolt (92) from loosening.

4. A wheeled sand retaining wall according to claim 1, characterized in that: The bottom end of the column (1) is provided with an installation rod (10), one end of which is fixedly connected to the column (1), and the other end is provided with a pointed tip that is inserted into the ground.

5. A wheeled sand retaining wall according to claim 1, characterized in that: The column (1) is equipped with a stabilizing device (20), which includes a stabilizing block (201), a connecting ring (202), and a pull rope (203). The stabilizing block (201) is in contact with the ground, the connecting ring (202) is fixedly connected to the stabilizing block (201), one end of the pull rope (203) is fixedly connected to the connecting ring (202), and the other end is fixedly connected to the top of the column (1).

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