Liftable supporting assembly for concrete spreader

Abstract

The utility model discloses a lifting type supporting assembly for a concrete spreader, belongs to the technical field of concrete spreader, and can adjust the device to a corresponding height according to different working requirements in the subsequent working process so as to improve the overall practicability of the device. The lifting type supporting assembly for the concrete spreader comprises a first supporting frame, a bottom frame is installed at the bottom of the first supporting frame, a second supporting frame is installed on the first supporting frame in an inserted mode, and a top frame is rotatably installed at the top of the second supporting frame; the first supporting frame and the second supporting frame are of a long-column-shaped frame structure, supporting strips are symmetrically and vertically fixed to the second supporting frame, sliding grooves are formed in the outer side edges of the supporting strips, adjusting lead screws are rotationally arranged in the sliding grooves, first protruding blocks are arranged at the middle sections of the inner side edges of the first supporting frame in a protruding mode, and the first protruding blocks are arranged in the sliding grooves in a sliding mode. The adjusting lead screw is installed in the first protruding block in a penetrating mode, and an adjusting motor is installed at the top of the second supporting frame.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete placing booms, and in particular relates to a liftable supporting assembly for a concrete placing boom. Background Art

[0002] Concrete placing boom is the terminal equipment for pumping concrete. Its function is to deliver the pumped concrete to the formwork of the component to be cast through the pipe. The traditional concrete placing boom is a fixed structure. Generally, legs are installed on the base frame to support the entire concrete placing boom. When it is necessary to transfer and transport, external equipment is often required to achieve the position movement, which increases the difficulty of application.

[0003] The overall height of the existing concrete placing boom is mostly fixed, and it is not convenient to adjust the overall height of the device after installation. In the subsequent use, it is easy to cause problems such as overall limitation of the use of the device, affecting the smooth distribution of concrete. Therefore, a liftable support assembly for a concrete placing boom is needed to help solve this problem. Utility Model Content

[0004] (1) Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a liftable support assembly for a concrete placing boom, which can adjust the device to a corresponding height according to different work requirements during subsequent work, thereby improving the overall practicality of the device.

[0006] (2) Technical solution

[0007] In order to solve the above technical problems, the utility model provides such a liftable support assembly for a concrete placing boom, the liftable support assembly for a concrete placing boom comprises a first support frame, a bottom frame for auxiliary support is installed at the bottom of the first support frame, a second support frame is plugged and installed on the first support frame, a top frame is rotatably installed at the top of the second support frame, an extension frame is installed on the top frame, a counterweight is installed at one end of the extension frame, a conducting pipe is installed on the extension frame, and a placing pipe is installed at one end of the conducting pipe away from the top frame;

[0008] The first support frame and the second support frame are in the form of long columnar frame structures, support bars are symmetrically and vertically fixed on the second support frame, a sliding groove is provided on the outer side edge of the support bar, an adjusting screw rod is rotatably arranged in the sliding groove, a first protruding block is protrudingly arranged at the middle section on the inner side edge of the first support frame, the first protruding block is slidably arranged in the sliding groove, the adjusting screw rod is penetrated and installed in the first protruding block, the adjusting screw rod and the first protruding block are threadedly matched, and an adjusting motor for driving the adjusting screw rod to rotate is installed at the top of the second support frame.

[0009] Furthermore, a sliding groove is vertically opened on the outer side edge of the first support frame, a positioning hole is opened in the sliding groove, a second protruding block is protrudingly provided on the inner side edge of the first support frame, the second protruding block slides in cooperation with the sliding groove, and a positioning component is installed on the outer side edge of the first support frame to cooperate with the positioning hole for positioning.

[0010] Furthermore, the positioning assembly includes a positioning rod fixed on the first support frame, a sliding cavity is opened inside the positioning rod, a positioning rod is slidably arranged in the sliding cavity, the positioning rod and the positioning hole are matched for positioning, a positioning motor is installed in the sliding cavity, a machine shaft rod is arranged at the front end of the machine shaft of the positioning motor, the machine shaft rod is passed through and installed on the positioning rod, and the machine shaft rod and the positioning rod are threadedly matched.

[0011] Furthermore, a plurality of positioning holes are provided, and the plurality of positioning holes are equidistantly arranged along the sliding cavity.

[0012] Furthermore, the base frame is in a cross shape, and a clamping groove for clamping the base frame is provided at the bottom of the first supporting frame. The base frame and the first supporting frame are positioned and fastened by bolts.

[0013] Furthermore, a fixing rod is horizontally fixed at the middle section of the outer side of the first supporting frame, and a supporting rod is obliquely hingedly installed between the base frame and the fixing rod.

[0014] Furthermore, auxiliary supporting members are installed at the four corners of the base frame, and the supporting members include a ring rotatably embedded in the base frame, an adjusting rod is installed on the ring, the ring is threadedly matched with the adjusting rod, and a support block is fixed at the bottom of the adjusting rod.

[0015] (3) Beneficial effects

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model starts the adjusting motor by the cooperation among the nested first supporting frame and the second supporting frame, the supporting strips arranged on the second supporting frame, the adjusting motor, the adjusting screw rod and the first protruding block on the first supporting frame, so that the adjusting motor drives the adjusting screw rod to rotate, and the adjusting screw rod and the first protruding block are threadedly matched, so that the adjusting screw rod climbs along the first protruding block as a whole, and the overall height of the second supporting frame is adjusted, so that the device can be adjusted to a corresponding height according to different working requirements in the subsequent working process;

[0018] The utility model starts the positioning motor by cooperating between the positioning assembly and the positioning hole arranged on the outer side of the first support frame, and the positioning motor drives the machine shaft rod to rotate as a whole, and the machine shaft rod and the positioning plug rod are threadedly matched, so that the positioning plug rod is extended from the positioning rod as a whole, and the positioning plug rod is inserted and positioned and installed in the corresponding positioning hole, thereby completing the auxiliary positioning and fastening processing of the first support frame and the second support frame, and can perform auxiliary positioning processing on the first support frame and the second support frame after the overall height of the device is adjusted, and try to avoid supporting the entire device by a single adjusting screw rod and the first protruding block, so as to ensure the overall stability of the first support frame and the second support frame after support;

[0019] The utility model arranges a support on the base frame. Before work, the collar is rotated, and the collar is threadedly engaged with the adjusting rod, so that the overall position of the support block can be adjusted, thereby ensuring the overall balance of the base frame, thereby avoiding the overall shaking of the device as much as possible during subsequent work. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application 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 present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 3 It is a longitudinal cross-sectional view of the positioning assembly of the utility model;

[0024] Figure 4 For this utility model Figure 1 Schematic diagram of the enlarged structure at point B in the middle.

[0025] The markings in the accompanying drawings are: 1. base frame; 2. support rod; 3. first support frame; 31. first protruding block; 32. second protruding block; 4. second support frame; 41. support bar; 5. positioning hole; 6. adjusting motor; 7. adjusting screw rod; 8. top frame; 9. extension frame; 10. counterweight block; 11. conducting tube; 12. fabric tube; 13. positioning assembly; 14. positioning rod; 15. positioning motor; 16. machine shaft rod; 17. positioning plug rod; 18. support member; 19. support block; 20. collar; 21. adjusting rod. DETAILED DESCRIPTION

[0026] 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.

[0027] This specific embodiment is a liftable support assembly for a concrete placing boom, such as Figure 1 and Figure 2 As shown, the liftable support assembly for the concrete placing boom includes a first support frame 3, a second support frame 4 is plugged and installed on the first support frame 3, a top frame 8 is rotatably installed on the top of the second support frame 4, an extension frame 9 is installed on the top frame 8, a counterweight 10 is installed at one end of the extension frame 9, a conducting pipe 11 is installed on the extension frame 9, the conducting pipe 11 is formed by fixing sections of iron pipes by bolts, a distribution pipe 12 is installed at one end of the conducting pipe 11 away from the top frame 8, and the distribution pipe 12 is a hose. The first support frame 3 and the second support frame 4 are connected to each other. The support frame 4 is a long columnar frame structure, and support bars 41 are symmetrically and vertically fixed on the second support frame 4. A sliding groove is opened on the outer side of the support bar 41, and an adjusting screw 7 is rotatably arranged in the sliding groove. A first protruding block 31 is protrudingly arranged in the middle section of the inner side of the first support frame 3, and the first protruding block 31 is slidably arranged in the sliding groove. The adjusting screw 7 is penetrated and installed in the first protruding block 31, and the adjusting screw 7 and the first protruding block 31 are threadedly matched. An adjusting motor 6 that drives the adjusting screw 7 to rotate is installed at the top of the second support frame 4.

[0028] By means of the cooperation among the nested first support frame 3 and the second support frame 4, the support bar 41 arranged on the second support frame 4, the adjusting motor 6, the adjusting screw rod 7 and the first protruding block 31 on the first support frame 3, etc., the adjusting motor 6 is started, and the adjusting motor 6 drives the adjusting screw rod 7 to rotate. The adjusting screw rod 7 and the first protruding block 31 are threadedly cooperated, so that the adjusting screw rod 7 climbs along the first protruding block 31 as a whole, and the overall height of the second support frame 4 is adjusted, so that in the subsequent work process, the device can be adjusted to the corresponding height according to different work requirements.

[0029] A base frame 1 for auxiliary support is installed at the bottom of the above-mentioned first support frame 3. A fixing rod is horizontally fixed at the middle section of the outer side of the first support frame 3. The base frame 1 is cross-shaped. A clamping groove for the base frame 1 is opened at the bottom of the first support frame 3. The base frame 1 and the first support frame 3 are positioned and fastened by bolts. The base frame 1 is cross-shaped, which can ensure the stability of the first support frame 3 after overall fixation.

[0030] A fixing rod is horizontally fixed at the middle section of the outer side of the first supporting frame 3, and a supporting rod 2 is obliquely hingedly installed between the base frame 1 and the fixing rod. The setting of the supporting rod 2 can ensure the overall stability of the first supporting frame 3 after installation.

[0031] Reference 1. Figure 2 and Figure 3 As shown, a sliding groove is vertically opened on the outer side edge of the first support frame 3, a positioning hole 5 is opened in the sliding groove, a second protruding block 32 is protrudingly arranged on the inner side edge of the first support frame 3, the second protruding block 32 slides in cooperation with the sliding groove, a positioning component 13 is installed on the outer side edge of the first support frame 3 for positioning in cooperation with the positioning hole 5, the positioning component 13 includes a positioning rod 14 fixed on the first support frame 3, a sliding cavity is opened inside the positioning rod 14, a positioning plug 17 is slidingly arranged in the sliding cavity, the positioning plug 17 is positioned in cooperation with the positioning hole 5, a positioning motor 15 is installed in the sliding cavity, a machine shaft rod 16 is arranged at the front end of the machine shaft of the positioning motor 15, the machine shaft rod 16 is penetrated and installed on the positioning plug 17, and the machine shaft rod 16 and the positioning plug 17 are threadedly engaged.

[0032] By cooperating between the positioning assembly 13 and the positioning hole 5 arranged on the outer side of the first support frame 3, the positioning motor 15 is started, and the positioning motor 15 drives the machine shaft rod 16 to rotate as a whole. The machine shaft rod 16 and the positioning plug rod 17 are threadedly matched, so that the positioning plug rod 17 is extended as a whole from the positioning rod 14, and the positioning plug rod 17 is inserted and positioned and installed in the corresponding positioning hole 5, thereby completing the auxiliary positioning and fastening processing of the first support frame 3 and the second support frame 4, and can perform auxiliary positioning processing on the first support frame 3 and the second support frame 4 after the overall height of the device is adjusted, and try to avoid supporting the entire device by a single adjusting screw rod 7 and the first protruding block 31, so as to ensure the overall stability of the first support frame 3 and the second support frame 4 after support.

[0033] There are a plurality of positioning holes 5 equidistantly arranged along the slide cavity. The equidistantly arranged positioning holes 5 ensure that the second support frame 4 can be effectively fixed when adjusted to any position during operation.

[0034] Reference Figure 1 and Figure 4 Auxiliary support members 18 are installed at the four corners of the base frame 1. The support member 18 includes a ring 20 rotatably embedded in the base frame 1, and an adjusting rod 21 is installed on the ring 20. The ring 20 and the adjusting rod 21 are threadedly matched, and a support block 19 is fixed at the bottom of the adjusting rod 21.

[0035] By setting the support member 18 on the base frame 1, before work, the ring 20 is rotated, and the ring 20 and the adjusting rod 21 are threadedly matched, so that the overall position of the support block 19 is adjusted, thereby ensuring the overall balance of the base frame 1, so as to avoid the overall shaking of the device as much as possible during the subsequent work process.

[0036] Working principle:

[0037] When it is necessary to adjust the overall levelness of the base frame 1, the collar 20 is rotated, and the collar 20 and the adjusting rod 21 are threadedly matched, so that the overall position of the support block 19 is adjusted, so that each position of the base frame 1 is adjusted to the corresponding position and the overall balance of the base frame 1 is ensured. When working, when it is necessary to adjust the overall height of the device, the adjusting motor 6 is started, and the adjusting motor 6 drives the adjusting screw rod 7 to rotate, and the adjusting screw rod 7 and the first protruding block 31 are threadedly matched, so that the adjusting screw rod 7 climbs along the first protruding block 31 as a whole, and the second protruding block 31 is adjusted. The overall height of the support frame 4 is adjusted. After the height adjustment is completed, the positioning motor 15 is started, and the positioning motor 15 drives the machine shaft rod 16 to rotate as a whole. The machine shaft rod 16 and the positioning plug rod 17 are threadedly matched, so that the positioning plug rod 17 is extended as a whole from the positioning rod 14, and the positioning plug rod 17 is inserted and positioned in the corresponding positioning hole 5, thereby completing the auxiliary positioning and fastening processing of the first support frame 3 and the second support frame 4. When laying, concrete is discharged through the conducting pipe 11 and the laying pipe 12, so that the concrete is delivered to the corresponding position.

[0038] All technical features in this embodiment can be freely combined according to actual needs.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A liftable support assembly for a concrete placing boom, the liftable support assembly for a concrete placing boom comprising a first support frame (3), characterized in that: A bottom frame (1) for auxiliary support is installed at the bottom of the first support frame (3); a second support frame (4) is plugged and installed on the first support frame (3); a top frame (8) is rotatably installed on the top of the second support frame (4); an extension frame (9) is installed on the top frame (8); a counterweight (10) is installed at one end of the extension frame (9); a conducting pipe (11) is installed on the extension frame (9); a fabric pipe (12) is installed at one end of the conducting pipe (11) away from the top frame (8); The first support frame (3) and the second support frame (4) are in the form of long columnar frame structures. A support bar (41) is symmetrically and vertically fixed on the second support frame (4). A sliding groove is provided on the outer side of the support bar (41). An adjusting screw rod (7) is rotatably arranged in the sliding groove. A first protruding block (31) is protrudingly arranged at the middle section of the inner side of the first support frame (3). The first protruding block (31) is slidably arranged in the sliding groove. The adjusting screw rod (7) is inserted and installed in the first protruding block (31). The adjusting screw rod (7) and the first protruding block (31) are threadedly matched. An adjusting motor (6) for driving the adjusting screw rod (7) to rotate is installed at the top of the second support frame (4).

2. The escalable support assembly for a concrete placing boom according to claim 1, characterized in that: A sliding groove is vertically provided on the outer side of the first support frame (3), a positioning hole (5) is provided in the sliding groove, a second protruding block (32) is protrudingly provided on the inner side of the first support frame (3), the second protruding block (32) slides in cooperation with the sliding groove, and a positioning component (13) is installed on the outer side of the first support frame (3) and is positioned in cooperation with the positioning hole (5).

3. The escalable support assembly for a concrete placing boom according to claim 2, characterized in that: The positioning assembly (13) includes a positioning rod (14) fixed on the first support frame (3), a sliding cavity is opened inside the positioning rod (14), a positioning rod (17) is slidably arranged in the sliding cavity, the positioning rod (17) and the positioning hole (5) are matched for positioning, a positioning motor (15) is installed in the sliding cavity, a machine shaft rod (16) is arranged at the front end of the machine shaft of the positioning motor (15), the machine shaft rod (16) is passed through and installed on the positioning rod (17), and the machine shaft rod (16) and the positioning rod (17) are threadedly matched.

4. The escalable support assembly for a concrete placing boom according to claim 2, characterized in that: A plurality of positioning holes (5) are provided, and the plurality of positioning holes (5) are arranged at equal distances along the sliding cavity.

5. The escalable support assembly for a concrete placing boom according to claim 1, characterized in that: The base frame (1) is in a cross shape, and a clamping groove for clamping the base frame (1) is provided at the bottom of the first support frame (3). The base frame (1) and the first support frame (3) are positioned and fastened by bolts.

6. The escalable support assembly for a concrete placing boom according to claim 5, characterized in that: A fixing rod is horizontally fixed at the middle section of the outer side of the first supporting frame (3), and a supporting rod (2) is obliquely hingedly installed between the base frame (1) and the fixing rod.

7. The escalable support assembly for a concrete placing boom according to claim 1, characterized in that: Auxiliary supporting members (18) are installed at the four corners of the base frame (1), and the supporting member (18) comprises a collar (20) rotatably embedded in the base frame (1), an adjusting rod (21) is installed on the collar (20), the collar (20) and the adjusting rod (21) are threadedly matched, and a supporting block (19) is fixed at the bottom of the adjusting rod (21).

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