Movable flushing support

Abstract

According to the movable flushing support, a center pipe is nested in a sleeve, a rear gear frame is of a triangular structure and is parallel to a front gear frame at intervals, a gear is rotatably arranged between the front gear frame and the rear gear frame, and the gear is provided with a gear center rod connected with the sleeve and a circular ring. A groove and a threaded hole are formed in one side of the gear center rod; the gear is meshed with the rack through the notch; one end of the gear rocker is provided with a protruding clamping key and a bolt hole so that the gear rocker can be embedded into a groove for assembling the gear center rod, the bolt hole of the gear rocker and a threaded hole of the gear center rod are fixed through bolts, and the gear rocker drives the gear to rotate so that the rack can move relative to the center pipe support. One end of the fixed interface is provided with threads to be in threaded connection with the threads at the other end of the elbow, and the other end is a quick connection bayonet for mounting a fire hose quick interface; the supporting legs are detachably installed at the bottom of the center pipe support, and the height and the included angle between the supporting legs and the ground can be adjusted. The height of the movable flushing support can be freely adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of oil refining and chemical industry technology, especially to a movable flushing support. BACKGROUND

[0002] At present, air cooling heat exchangers are commonly used in the oil refining and chemical industry, and after long time use, dust is often accumulated on the fins of the heat exchange tubes, which reduces the heat exchange effect of the heat exchanger, especially in summer, so it is necessary for the practitioners to flush to remove the dust, and the flushing water is usually fire-fighting water, and the fire-fighting hose is connected to the designated position for operation. However, there is no special equipment for installing the fire-fighting hose to flush the air cooler at present, and the practitioners need to carry and hold the fire-fighting hose for flushing, which is labor-intensive and inconvenient for operation. Therefore, a movable support suitable for installing the fire-fighting hose and the fire-fighting water cannon is needed, which is convenient for the practitioners to use, does not need to carry and hold the fire-fighting hose, and reduces the labor intensity.

[0003] The above information disclosed in the background section is only used to enhance the understanding of the background of the utility model, and therefore can contain information which does not constitute prior art known to those skilled in the art. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide a movable flushing support, which can be operated by installing the fire-fighting water cannon and the fire-fighting hose, can be freely adjusted in height and freely moved, is simple and practical to operate, reduces the labor intensity of the practitioners in the oil refining and chemical industry when flushing the air cooling heat exchanger and other equipment, and is convenient for the practitioners to flush and operate.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] The movable flushing support of the utility model comprises:

[0007] A center pipe support, which is a sleeve with a notch extending in the axial direction, is provided with a gear frame platform on the outer side of the upper part;

[0008] A center pipe, which is nested in the sleeve, is provided with a flange surface for installing the fire-fighting water cannon on the top, and a flat surface with a protrusion is provided on one side of the outer pipe wall, and a gear rack is provided on the other side in symmetry;

[0009] A front gear frame, which is a triangular structure, is provided with a bolt hole connected to the gear frame platform on the bottom, and a sleeve for installing a gear center rod is provided on the top, and a hole disc is provided on the outer side of the sleeve;

[0010] A rear gear frame, which is a triangular structure and is arranged in parallel and at intervals with the front gear frame, is provided with a bolt hole connected to the gear frame platform on the bottom, and a circular ring for installing a gear center rod is provided on the top;

[0011] a gear rotatably arranged between the front gear frame and the rear gear frame, the gear being provided with a gear center rod connected with the sleeve and the ring, one side of the gear center rod being provided with a groove and a threaded hole, and the gear being engaged with the rack through the notch;

[0012] a gear rocker, one end of which is provided with a protruding clamping key and a bolt hole to be embedded into the groove of the gear center rod and fixed with the bolt hole of the gear rocker and the threaded hole of the gear center rod by a bolt, the gear rocker driving the gear to rotate so as to move the rack relative to the center tube support;

[0013] an elbow, both ends of which are provided with threads, one end of which is threadedly fitted to the lower part of the center tube;

[0014] a fixed interface, one end of which is provided with threads to be threadedly connected with the threads of the other end of the elbow, and the other end of which is a quick-connection socket for mounting a fire hose quick connector;

[0015] a supporting leg, which is detachably mounted to the bottom of the center tube support and the height and the included angle of which relative to the ground can be adjusted.

[0016] In the mobile washing support, a roller sleeve is further included, which is fitted to one side of the upper part of the center tube support and matches the flat surface of the protrusion, when the flat surface of the protrusion moves up and down with the center tube, the roller sleeve rotates accordingly, and a sleeve between the roller sleeve and the flat surface of the protrusion is provided with another notch extending in the axial direction.

[0017] In the mobile washing support, the lower part of the center tube is provided with threads.

[0018] In the mobile washing support, further including,

[0019] a rocker bolt, which is mounted in the bolt hole of the gear rocker to fix the gear rocker and the gear center rod;

[0020] a rocker handle, which is in a cylindrical structure, one end of which is provided with a flat cylinder with a larger diameter than the cylindrical structure, and the other end of which is connected with the gear rocker via a handle bolt.

[0021] In the mobile washing support, the hole-disc is provided with a plurality of circumferentially distributed positioning holes with a larger diameter than the flat cylinder, and the rocker handle passes through the positioning holes.

[0022] In the mobile washing support, the supporting leg includes,

[0023] an upper supporting leg, which is a quadrangular prism and hollow inside, one end of which is rotatably mounted to the lower part of the center tube support,

[0024] A lower supporting leg is a quadrangular prism with bolt holes on the side surface, and the top and bottom dimensions are smaller than the inner cavity of the upper supporting leg to be nested in the central cavity of the upper supporting leg.

[0025] The supporting leg further comprises,

[0026] A supporting leg pad is a quadrangular structure with bolt holes on the four corners, and the supporting leg pad has a hole groove on the upper surface for bolt mounting of the lower supporting leg and the first telescopic rod,

[0027] The first telescopic rod is a quadrangular prism structure with bolt holes on the two sides, and the first telescopic rod is rotatably mounted in the hole groove and is nested in the cavity of the second telescopic rod to adjust the telescopic length and is bolted,

[0028] The second telescopic rod is a quadrangular prism structure with a quadrangular cavity passing through the top and bottom in the center,

[0029] The third telescopic rod is a quadrangular prism structure with a quadrangular cavity passing through the top and bottom in the center to accommodate the second telescopic rod, and the other end of the third telescopic rod is connected to the telescopic rod center piece,

[0030] The telescopic rod center piece is provided with a universal ball.

[0031] The movable washing support further comprises a universal wheel arranged on the supporting leg pad.

[0032] The movable washing support further comprises a universal wheel arranged on the supporting leg pad.

[0033] The movable washing support further comprises a universal wheel arranged on the supporting leg pad.

[0034] In the above technical solution, the movable washing support has the following beneficial effects: the flange at the top of the central pipe of the movable washing support can be mounted with a fire water cannon, the fixed interface can be mounted with a fire hose, the height of the central pipe can be freely adjusted and fixed, the height and angle of the supporting leg can be adjusted according to the working space, and the universal wheel with the brake function mounted at the bottom of the support can be freely moved and fixed. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments or prior art, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings described below are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0036] Figure 1 It is a structural schematic view of the movable washing support of the present application.

[0037] Figure 2 The utility model discloses a movable washing support's center tube support, roller cover, bolt nut structure explosion schematic diagram;

[0038] Figure 3 The utility model discloses a movable washing support's center tube support, front gear frame, rear gear frame, gear, bolt nut structure explosion schematic diagram;

[0039] Figure 4 The utility model discloses a movable washing support's center tube support, front gear frame, rear gear frame, gear, gear rocker, rocker handle, rocker bolt, handle bolt structure explosion schematic diagram;

[0040] Figure 5 The utility model discloses a movable washing support's center tube, center tube support, bolt structure explosion diagram;

[0041] Figure 6 The utility model discloses a movable washing support's center tube, elbow, fixed interface structure explosion diagram;

[0042] Figure 7 The utility model discloses a movable washing support's lower support leg, first telescopic rod, support leg pad, universal wheel structure explosion diagram;

[0043] Figure 8 The utility model discloses a movable washing support's third telescopic rod, telescopic rod center piece, universal ball structure explosion diagram.

[0044] The reference signs in the drawing are as follows: center tube 1, center tube support 2, front gear frame 3, rear gear frame 4, gear 5, gear rocker 6, rocker handle 7, rocker bolt 8, handle bolt 9, roller cover 10, elbow 11, fixed interface 12, upper support leg 13, lower support leg 14, support leg pad 15, universal wheel 16, first telescopic rod 17, second telescopic rod 18, third telescopic rod 19, telescopic rod center piece 20, universal ball 21. DETAILED DESCRIPTION

[0045] To make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0046] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents the preferred application of the application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0047] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0048] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0049] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0050] In the present application, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0051] In the utility model, unless another definite provision and limitation, the first feature is in the second feature "on" or "under" can include that the first and second features are in direct contact, also can include that the first and second features are not in direct contact but are in contact through other features between them.Moreover, the first feature is "on", "above" and "on" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than the second feature.The first feature is "under", "below" and "under" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than the second feature.

[0052] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in conjunction with the drawings.

[0053] As Figures 1-8 Indicated, in one embodiment, a movable washing support of the utility model includes,

[0054] The center tube 1 is flange face at the top, the lower part has a thread, and the outer tube wall one side has a protruding plane, and the other side of symmetry has a rack;

[0055] The center tube support 2 is sleeve with threaded hole, the upper part of sleeve is used for installing the roller cover on one side, and the platform of symmetry is used for installing the gear frame on the other side, and the lower part of sleeve can install the upper support leg, and the sleeve is provided with a pair of notches extending along the axial direction;

[0056] The front gear frame 3 is triangular structure, and the bottom has a bolt hole, and the top is sleeve for installing gear center rod, and the outside of sleeve is hole disc;

[0057] The rear gear frame 4 is triangular structure, and the bottom has a bolt hole, and the top is ring for installing gear center;

[0058] Gear 5 has gear center rod, and the side of gear center rod has recess and threaded hole;

[0059] Gear rocker 6 has protruding key and bolt hole at one end, can be embedded in the recess of gear center rod and fixed with bolt, and the other end is ring;

[0060] Rocker handle 7, the handle main part is cylindrical, one end has flat cylinder with diameter greater than the main body cylinder, and the other end has threaded hole, for installing handle bolt 9;

[0061] Rocker bolt 8 is installed in rocker bolt hole, and the rocker and gear center rod that are matched together are fixed;

[0062] Handle bolt 9 is installed in the end of rocker with threaded hole;

[0063] Roller sleeve 10, hollow cylinder, with a bolt through the center hole, fitted on one side of the upper part of the center tube support;

[0064] Elbow 11, both ends with threads, one end can be installed in the lower part of the center tube with threaded connection, the other end of the thread can be used to install the fixed interface;

[0065] Fixed interface 12, one end with threads, can be installed on the elbow, the other end is a quick release bayonet, which can be used to install the fire hose quick connector;

[0066] Upper support leg 13, which is a four-pronged cylinder with an internal cavity, both ends have bolt holes, one end is installed in the clamping slot of the lower part of the center tube support and connected with a bolt, which can be adjusted in rotation, the other end can be connected to the lower support leg;

[0067] Lower support leg 14, which is a four-pronged cylinder with a through bolt hole on the side, the top and bottom ends of which are smaller than the internal cavity of the upper support leg, and can be nested in the center cavity of the upper support leg;

[0068] Support leg pad 15, which is a quadrilateral with four bolt holes on the corners, and has two hole grooves on the top, which can be used to install the lower support leg and the first telescopic rod with a bolt;

[0069] Universal wheel 16, which has a brake function, can be turned, moved or fixed in position at will;

[0070] First telescopic rod 17, which is a four-pronged cylinder with bolt holes on both sides, one end is fixed in the groove of the support leg pad with a bolt, which can rotate in the groove, the other end is nested in the cavity of the second telescopic rod, which can be adjusted in length and fixed with a bolt;

[0071] Second telescopic rod 18, which is a four-pronged cylinder with a four-pronged cavity through the top and bottom in the center, which can accommodate the first telescopic rod, and has bolt holes on both sides, which can be nested in the cavity of the first telescopic rod and moved in the cavity of the first telescopic rod to be fixed with a bolt;

[0072] Third telescopic rod 19, which is a four-pronged cylinder with a four-pronged cavity through the top and bottom in the center, which can accommodate the second telescopic rod, and has bolt holes on both sides, one end for fixing the second telescopic rod, the other end for connecting the telescopic rod center piece;

[0073] Telescopic rod center piece 20, which connects the three third telescopic rods together with a bolt, has a threaded hole in the center for installing the universal ball;

[0074] Universal ball 21, one end of which is spherical and can rotate freely, the other end is a bolt installed in the threaded hole of the telescopic rod center piece.

[0075] In the preferred example of the movable irrigation support, the lower part of the central tube support has three grooves with bolt holes for mounting three upper support legs 13; the flat surface of the protrusion on one side of the central tube 1 is in contact with the roller sleeve 10, which can rotate when the flat surface moves up and down with the central tube 1.

[0076] In the preferred example of the movable irrigation support, the gear 5 and the rack on the central tube 1 cooperate to move the central tube 1 up and down when the gear 5 rotates; the disc on the front gear frame 3 has eight circumferentially distributed positioning holes with a diameter larger than the flat cylinder at one end of the rocker handle 7, which can pass through the disc positioning holes; the ring at one end of the gear rocker is used to mount the rocker handle 7, with an inner diameter larger than the main cylinder of the rocker handle 7 but smaller than the flat cylinder on the rocker handle 7 and also smaller than the head diameter of the handle bolt 9.

[0077] In the preferred example of the movable irrigation support, the three upper support legs 13 are evenly distributed circumferentially, and the three lower support legs 14 are installed in the cavities of the upper support legs 13 respectively; the first telescopic rod 17, the second telescopic rod 18, and the third telescopic rod 19 are nested together, each with three, connected with the three support leg pads 15, the universal wheels 16, and the lower support legs 14; the three third telescopic rods 19 are connected together by the telescopic rod center piece 20.

[0078] In the preferred example of the movable irrigation support, the three connection grooves on the telescopic rod center piece 20 are evenly distributed circumferentially, with an included angle of 120°.

[0079] In one embodiment, the movable irrigation support includes a center tube 1, a center tube support 2, a front gear support 3, a rear gear support 4, a gear 5, a gear rocker 6, a rocker handle 7, a rocker bolt 8, a handle bolt 9, a roller sleeve 10, an elbow 11, a fixed interface 12, an upper support leg 13, a lower support leg 14, a support leg pad 15, a universal wheel 16, a first telescopic rod 17, a second telescopic rod 18, a third telescopic rod 19, a telescopic rod center piece 20, a universal ball 21. The flange face of the center tube 1 is upward, one end of the center tube support 2 with a support leg groove is downward, the center tube 1 is nested into the center tube support 2 from top to bottom, and the side of the center tube 1 with a protruding flat surface is matched with the roller sleeve 10. The front gear support 3 is installed on the gear support platform at the upper part of the center tube support 2, and the installation position is on the side of the center tube support 2 without a threaded hole, and is fixed by a bolt and a nut. The center rod with a groove on one side of the gear 5 is installed into the sleeve of the front gear support 3, and the gear 5 is engaged with the side rack of the center tube 1. The circular ring at the top of the rear gear support 4 is sleeved on the end of the gear center rod without a groove, and the rear gear support 4 is fixed together with the gear support platform at the upper part of the center tube support 2 by a bolt and a nut. The protruding clamping key on one side of the gear rocker 6 is assembled with the groove of the gear center rod, and is fixed by the rocker bolt 8. The circular ring at one end of the gear rocker 6 is aligned with the positioning hole at the edge of the disc of the front gear support 3, then the threaded hole on one side of the rocker handle 7 is sequentially inserted through the disc positioning hole and the circular ring of the gear rocker 6, and the handle bolt 9 is installed into the threaded hole of the rocker handle 7. Since the flat cylinder of the rocker handle 7 is larger than the inner diameter of the circular ring of the gear rocker 6 and smaller than the disc positioning hole, when the rocker handle 7 is rotated, it is pulled out of the disc positioning hole, and the flat cylinder of the rocker handle 6 can be clamped on one side of the circular ring of the gear rocker 6 to prevent it from falling out. When the rocker handle 7 is rotated to the appropriate position and needs to be fixed, the rocker handle 7 is inserted through the disc positioning hole to be fixed. Since the head of the handle bolt 9 is larger in diameter than the inner diameter of the circular ring of the gear rocker 6, the rocker handle 6 will not fall out. When the rocker handle 7 is held and rotated, the gear rocker 6 will rotate with the gear 5, and the center tube 1 will move up and down driven by the gear 5. When the height of the center tube 1 reaches the appropriate position, the rocker handle 7 is inserted into the positioning hole of the disc of the front gear support 3 to be fixed. The threaded hole on the sleeve of the center tube support 2 is installed with a bolt, and the bolt is tightened against the center tube 1 to make the positioning more firm.

[0080] The top of the upper support leg 13 is circular arc shape, one end of the circular arc shape is nested with the groove at the bottom of the central pipe support 2, and is fixed by bolt and nut, the upper support leg 13 can rotate freely within a certain range. After the installation of the three upper support legs 13, the three lower support legs 14 are respectively inserted into the central cavities of the three upper support legs 13. There are multiple bolt holes on the side of the lower support leg 13, after the extension and retraction of the lower support leg 14 to the appropriate position in the central cavity of the upper support leg 13, the lower support leg 14 is fixed by bolt and nut. The universal wheel 16 with brake pad is assembled with the support leg pad 15, and is fixed by bolt and nut on the four corners of the support leg pad 15. One end of the first extension rod 17 is assembled into the side recess of the support leg pad, and is fixed by bolt and nut. The first extension rod 17 is inserted into the central cavity of the second extension rod 18, and the side of the first extension rod 17 and the second extension rod 18 are provided with multiple bolt holes, and are fixed by bolt and nut after the extension and retraction adjustment to the appropriate position. The second extension rod 18 is assembled into the central cavity of the third extension rod 19, and is fixed by bolt and nut after the extension to the appropriate position. After the installation of the three first extension rods 17, the three second extension rods 18 and the three third extension rods 19, the three third extension rods 19 are connected by the extension rod center piece 20, and are fixed by bolt and nut. The universal ball 21 is assembled into the threaded hole of the extension rod center piece 20. During use, the extension height of the support leg and the extension length of the extension rod can be adjusted according to the size of the operation space, so as to achieve the purpose of convenient operation. The three universal wheels 16 with brake function and the universal ball 21 can make the washing support freely move, and when it is necessary to fix the position, the brake pad of the universal wheel 16 is stepped down, and the positioning is realized.

[0081] Finally, it should be noted that: the described embodiments are only part of the embodiments of the present application, not all the embodiments, based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the present application.

[0082] The above only describes some exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without deviating from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above drawings and description are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A movable irrigation support, characterized in that, It comprises, a center tube support, which is a sleeve with an axially extending notch, a gear carrier platform is arranged on the outer side of the upper part of the sleeve; a center tube, which is nested in the sleeve, a flange surface for mounting a fire monitor is arranged on the top of the center tube, a protruding plane is arranged on one side of the outer tube wall, and a rack is arranged on the other side symmetrically; a front gear carrier, which is a triangular structure, a bolt hole for connecting the gear carrier platform is arranged on the bottom of the front gear carrier, a sleeve for mounting a gear center rod is arranged on the top of the front gear carrier, and a hole disc is arranged on the outer side of the sleeve; a rear gear carrier, which is a triangular structure and is arranged in parallel and spaced apart with the front gear carrier, a bolt hole for connecting the gear carrier platform is arranged on the bottom of the rear gear carrier, and a circular ring for mounting a gear center rod is arranged on the top of the rear gear carrier; a gear, which is rotatably arranged between the front gear carrier and the rear gear carrier, the gear is provided with a gear center rod for connecting the sleeve and the circular ring, one side of the gear center rod is provided with a groove and a threaded hole, and the gear engages the rack through the notch; a gear rocker, which is provided with a protruding key and a bolt hole at one end to fit into the groove of the gear center rod and fix the bolt hole of the gear rocker and the threaded hole of the gear center rod with a bolt, the gear rocker drives the gear to rotate so that the rack moves relative to the center tube support; an elbow, which is provided with threads at both ends, one end of which is threadedly connected to the lower part of the center tube; a fixed interface, which is provided with threads at one end to threadedly connect the threads of the other end of the elbow, and the other end is a quick connector socket for mounting a fire hose quick connector; a support leg, which is detachably mounted on the bottom of the center tube support, and the height and included angle of the support leg relative to the ground can be adjusted.

2. The movable irrigation support according to claim 1, characterized in that It also includes a roller sleeve, which is fitted on one side of the upper part of the center tube support and matches the protruding plane, when the protruding plane moves up and down with the center tube, the roller sleeve rotates accordingly, and the sleeve between the roller sleeve and the protruding plane is provided with another axially extending notch.

3. The movable irrigation support of claim 1, wherein, The lower part of the center tube is provided with threads.

4. The movable irrigation support of claim 1, wherein, It also includes, a rocker bolt, which is mounted in the bolt hole of the gear rocker to fix the gear rocker and the gear center rod; a rocker handle, which is a cylindrical structure, one end of the rocker handle is provided with a flat cylinder with a larger diameter than the cylindrical structure, and the other end is connected to the gear rocker through a handle bolt.

5. A movable irrigation support according to claim 4, characterized in that The hole disc is provided with a plurality of circumferentially distributed positioning holes with a diameter larger than the flat cylinder, and the rocker handle passes through the positioning holes.

6. The movable irrigation support of claim 1, wherein, The support leg comprises, an upper support leg, which is a four-prism structure and hollow inside, one end of which is rotatably mounted on the lower part of the center tube support, a lower support leg, which is a four-prism structure with a through bolt hole on the side, and the top and bottom dimensions of which are smaller than the internal cavity of the upper support leg to be nested in the central cavity of the upper support leg.

7. A movable irrigation support according to claim 6, characterized in that The support leg further comprises, a support leg pad, which is a quadrilateral structure and is provided with bolt holes at four corners, and the upper surface of the support leg pad is provided with a bolt-mounted hole recess for mounting the lower support leg and the first telescopic rod, a first telescopic rod, which is a four-prism structure and is provided with bolt holes on both sides, the first telescopic rod is rotatably mounted in the hole recess, and the other end is nested in the cavity of the second telescopic rod to adjust the telescopic length and be fixed with a bolt, a second telescopic rod, which is a four-prism structure and is provided with a four-prism cavity with a top and bottom through hole in the center. A third telescopic rod is in quadrangular prism structure, with a quadrangular prism cavity in the center for accommodating the second telescopic rod, and the other end of the third telescopic rod is connected to the telescopic rod center piece; The telescopic rod center piece is provided with a universal ball.

8. A movable irrigation support according to claim 7, characterized in that Further comprising a universal wheel arranged on the support leg pad.

9. A movable irrigation support according to claim 8, characterized in that The universal wheel is provided with a brake pad.

10. The movable irrigation support of claim 7, wherein, The plurality of first telescopic rods, second telescopic rods and third telescopic rods are in the same horizontal plane.

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