Telescopic support frame for agricultural greenhouse

Abstract

The utility model discloses an agricultural greenhouse supporting telescopic frame, relates to the technical field of agricultural greenhouses, solves the problem that the height of a greenhouse is inconvenient to adjust, and comprises a base, the upper surface of the base is fixedly connected with a telescopic mechanism, and the outer surface of the base is slidably connected with a positioning mechanism. According to the device, the outer surface of a rotating drum can be held by hands, then one end of a rotating shaft is inserted into a sliding groove, one hand keeps still, the rotating drum is rotated by the other hand, the rotating shaft drives a first bevel gear to rotate, the first bevel gear rotates to drive a transmission bevel gear to rotate, and the transmission bevel gear rotates to drive two sets of transmission rods to rotate in the direction; the right-hand threaded column and the left-hand threaded column are rotated, then the right-hand threaded column slides along the outer surface of the first inner threaded block, the left-hand threaded column can slide along the outer surface of the rotary drum, the height of the greenhouse is adjusted conveniently, and the greenhouse is suitable for different growth cycles of crops.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural greenhouses, in particular to an agricultural greenhouse supporting telescopic frame. Background Art

[0002] The agricultural greenhouse support telescopic frame is a device used to build and support the greenhouse frame. It is usually made of metal material, is retractable and adjustable, and can be flexibly adjusted according to the needs of the greenhouse. This structure is mainly used to adjust the height and width of the greenhouse to meet the needs of different crop growth. At the same time, it can also provide support and stability during the greenhouse erection process.

[0003] After the existing agricultural greenhouse support telescopic frame is installed, it can only support the frame of the greenhouse, and cannot adjust the height of the greenhouse in time according to the growth of crops. Therefore, there is a problem of inconvenience in adjusting the height of the greenhouse. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the above problems existing in the prior art, the utility model provides an agricultural greenhouse support telescopic frame.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: an agricultural greenhouse support telescopic frame, comprising a base, the upper surface of the base is fixedly connected with a telescopic mechanism, and the outer surface of the base is slidably connected with a positioning mechanism, the telescopic mechanism comprises a first telescopic frame and a second telescopic frame fixedly connected to the upper surface of the base, the inner wall of the first telescopic frame is fixedly connected with a first internal thread block, the outer surface of the first internal thread block is threaded with a positive thread column, and the inner wall of the second telescopic frame is fixedly connected with a second internal thread block, the outer surface of the second internal thread block is threaded with a reverse thread column, the upper ends of the reverse thread column and the positive thread column are fixedly connected with a second bevel gear, the outer surfaces of the second bevel gear are meshed with a transmission bevel gear, and the positioning mechanism comprises a fixed column slidably connected to the outer surface of the base, and the upper end of the fixed column is fixedly connected to a connecting plate.

[0008] As a preferred solution of the agricultural greenhouse support telescopic frame described in the utility model, the telescopic mechanism also includes a lifting frame, and the lower surface of the lifting frame is fixedly connected to multiple groups of fixed blocks, the outer surfaces of the fixed blocks are rotatably connected to the outer surfaces of the positive thread column and the reverse thread column respectively, and the upper ends of the positive thread column and the reverse thread column pass through the outer surface of the fixed block and are rotatably connected to the inner side surface of the lifting frame, and the lower ends of the positive thread column and the reverse thread column are fixedly connected to the limiting block.

[0009] By adopting the above technical solution, the lifting frame can be limited by the fixed block to prevent the lifting frame from rotating together with the positive thread column and the reverse thread column. The second telescopic frame can prevent the first internal thread block and the positive thread column from separating, and can also prevent the reverse thread column and the rotating drum from separating.

[0010] As a preferred solution of the agricultural greenhouse support telescopic frame described in the utility model, the outer surface of the transmission bevel gear is fixedly connected with a transmission rod, both ends of the transmission rod are fixedly connected to the outer surface of the transmission bevel gear, and another group of the transmission bevel gears are meshed and connected with a first bevel gear, and the lower surface of the first bevel gear passes through the lower surface of the fixed block to open a sliding groove.

[0011] By adopting the above technical solution, the lower surfaces of the first bevel gear and the second bevel gear can be supported by the fixing block.

[0012] As a preferred solution of the agricultural greenhouse support telescopic frame of the utility model, the outer surface of the transmission rod is rotatably connected to a support block, and the outer surface of the support block is fixedly connected to the inner side surface of the lifting frame.

[0013] By adopting the above technical solution, the outer surface of the transmission rod can be supported by the support block to prevent the transmission rod and the lifting frame from separating.

[0014] As a preferred solution of the agricultural greenhouse support telescopic frame of the utility model, the outer surface of the slide groove is slidably connected with a rotating shaft, and the outer surface of the rotating shaft is rotatably connected with two groups of rotating drums.

[0015] By adopting the above technical solution, by rotating the rotating shaft, the first bevel gear drives the transmission bevel gear to rotate, and the rotation of the transmission bevel gear drives the transmission rod to rotate, so that the positive thread column and the reverse thread column rotate, so that the positive thread column and the reverse thread column can slide upward, thereby facilitating the adjustment of the height of the greenhouse.

[0016] As a preferred solution of the agricultural greenhouse support telescopic frame described in the utility model, the positioning mechanism also includes a support plate fixedly connected to the upper surface of the lifting frame, and the outer surface of the support plate is fixedly connected to multiple groups of support rods, and the other end of the support rod is fixedly connected to the upper surface of the lifting frame.

[0017] By adopting the above technical solution, the supporting strength of the support plate can be increased by using the support rod.

[0018] (III) Beneficial effects

[0019] The utility model provides an agricultural greenhouse support telescopic frame, which has the following beneficial effects:

[0020] 1. Hold the outer surface of the rotating drum, then insert one end of the rotating shaft into the sliding groove, keep one hand still, and rotate the rotating drum with the other hand, so that the rotating shaft drives the first bevel gear to rotate, and the rotation of the first bevel gear drives the transmission bevel gear to rotate, and the rotation of the transmission bevel gear drives the two sets of transmission rods to rotate in the direction, so that the positive thread column and the reverse thread column rotate, and then the positive thread column slides along the outer surface of the first internal thread block, and the reverse thread column can slide along the outer surface of the rotating drum, so as to facilitate the adjustment of the height of the greenhouse to suit different growth cycles of crops.

[0021] 2. Insert the fixing column through the outer surface of the base into the ground, and then apply pressure to the upper surface of the connecting plate so that the lower surface of the connecting plate fits with the upper surface of the base, thereby facilitating fixing the base to the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0024] Figure 2 It is a front cross-sectional structural schematic diagram of the entire utility model.

[0025] Figure 3 yes Figure 2 Schematic diagram of the enlarged structure of A.

[0026] Figure 4 It is a schematic diagram of the side sectional structure of the utility model as a whole.

[0027] In the figure, 1, base; 2, telescopic mechanism; 201, first internal thread block; 202, positive thread column; 203, reverse thread column; 204, second internal thread block; 205, rotating drum; 206, rotating shaft; 207, lifting frame; 208, transmission rod; 209, fixed block; 210, first telescopic frame; 211, limit block; 212, second telescopic frame; 213, support block; 214, first bevel gear; 215, slide groove; 216, second bevel gear; 217, transmission bevel gear; 3, positioning mechanism; 301, support rod; 302, connecting plate; 303, fixed column; 304, support plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0029] Example 1

[0030] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 , is the first embodiment of the utility model, which provides an agricultural greenhouse support telescopic frame, including a base 1, a telescopic mechanism 2 is fixedly connected to the upper surface of the base 1, and a positioning mechanism 3 is slidably connected to the outer surface of the base 1, the telescopic mechanism 2 includes a first telescopic frame 210 and a second telescopic frame 212 fixedly connected to the upper surface of the base 1, the inner wall of the first telescopic frame 210 is fixedly connected to the first internal thread block 201, the outer surface of the first internal thread block 201 is threadedly connected to the positive thread column 202, and the inner wall of the second telescopic frame 212 is fixedly connected to the second internal thread block 204, the outer surface of the second internal thread block 204 is threadedly connected to the reverse thread column 203, the upper ends of the reverse thread column 203 and the positive thread column 202 are fixedly connected to the second bevel gear 216, and the outer surface of the second bevel gear 216 is meshedly connected to the transmission bevel gear 217.

[0031] The specific telescopic mechanism 2 also includes a lifting frame 207, and the lower surface of the lifting frame 207 is fixedly connected to a plurality of fixed blocks 209, and the outer surfaces of the fixed blocks 209 are rotatably connected to the outer surfaces of the positive thread column 202 and the reverse thread column 203, and the upper ends of the positive thread column 202 and the reverse thread column 203 pass through the outer surface of the fixed block 209 and are rotatably connected to the inner side surface of the lifting frame 207, and the lower ends of the positive thread column 202 and the reverse thread column 203 are fixedly connected to the limiting block 211, wherein the outer surface of the transmission bevel gear 217 is fixedly connected to the transmission rod 208, and both ends of the transmission rod 208 are connected to the transmission bevel gear 217. The outer surface of the bevel gear 217 is fixedly connected, and another set of transmission bevel gears 217 is meshedly connected with the first bevel gear 214. The lower surface of the first bevel gear 214 passes through the lower surface of the fixed block 209 and is provided with a slide groove 215, wherein the outer surface of the transmission rod 208 is rotatably connected with the support block 213, and the outer surface of the support block 213 is fixedly connected to the inner side surface of the lifting frame 207, wherein the outer surface of the slide groove 215 is slidably connected with the rotating shaft 206, and the outer surface of the rotating shaft 206 is rotatably connected with two sets of rotating drums 205, wherein the upper surface of the fixed block 209 is rotatably connected with the lower surface of the second bevel gear 216.

[0032] Further hold the outer surface of the rotating drum 205, then insert one end of the rotating shaft 206 into the sliding groove 215, keep one hand still, and rotate the rotating drum 205 with the other hand, so that the rotating shaft 206 drives the first bevel gear 214 to rotate, and the rotation of the first bevel gear 214 drives the transmission bevel gear 217 to rotate, and the rotation of the transmission bevel gear 217 drives the two sets of transmission rods 208 to rotate in different directions, so that the positive thread column 202 and the reverse thread column 203 rotate, and then the positive thread column 202 slides along the outer surface of the first internal thread block 201, and the reverse thread column 203 can slide along the outer surface of the rotating drum 205, so as to facilitate the adjustment of the height of the greenhouse to adapt to different growth cycles of crops.

[0033] Example 2

[0034] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment. The positioning mechanism 3 includes a fixed column 303 slidably connected to the outer surface of the base 1, and the upper end of the fixed column 303 is fixedly connected to the connecting plate 302.

[0035] The specific positioning mechanism 3 also includes a support plate 304 fixedly connected to the upper surface of the lifting frame 207 , and a plurality of support rods 301 are fixedly connected to the outer surface of the support plate 304 , and the other end of the support rod 301 is fixedly connected to the upper surface of the lifting frame 207 .

[0036] The fixing column 303 is further inserted into the ground through the outer surface of the base 1, and then pressure is applied to the upper surface of the connecting plate 302, so that the lower surface of the connecting plate 302 fits with the upper surface of the base 1, thereby facilitating fixing the base 1 to the ground.

[0037] Working principle: When in use, the fixing column 303 is inserted into the ground through the outer surface of the base 1, and then pressure is applied to the upper surface of the connecting plate 302, so that the lower surface of the connecting plate 302 fits with the upper surface of the base 1, which facilitates fixing the base 1 on the ground, and then the outer surface of the rotating drum 205 is held, and then one end of the rotating shaft 206 is inserted into the sliding groove 215, one hand remains still, and the other hand rotates the rotating drum 205, so that the rotating shaft 206 drives the first bevel gear 214 to rotate, and the first bevel gear 214 rotates to drive the transmission bevel gear 217 to rotate, and the transmission bevel gear 217 rotates to drive the two sets of transmission rods 208 to rotate in the direction, so that the positive thread column 202 and the reverse thread column 203 rotate, so that the positive thread column 202 slides along the outer surface of the first internal thread block 201, and the reverse thread column 203 can slide along the outer surface of the rotating drum 205, which facilitates the adjustment of the height of the greenhouse to suit different growth cycles of crops.

[0038] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. An agricultural greenhouse support telescopic frame, comprising a base (1), characterized in that: The upper surface of the base (1) is fixedly connected to a telescopic mechanism (2), and the outer surface of the base (1) is slidably connected to a positioning mechanism (3); The telescopic mechanism (2) comprises a first telescopic frame (210) and a second telescopic frame (212) fixedly connected to the upper surface of the base (1), wherein the inner wall of the first telescopic frame (210) is fixedly connected to a first internal thread block (201), the outer surface of the first internal thread block (201) is threadedly connected to a positive thread column (202), and the inner wall of the second telescopic frame (212) is fixedly connected to a second internal thread block (204), the outer surface of the second internal thread block (204) is threadedly connected to a reverse thread column (203), the upper ends of the reverse thread column (203) and the positive thread column (202) are fixedly connected to a second bevel gear (216), and the outer surface of the second bevel gear (216) is meshedly connected to a transmission bevel gear (217); The positioning mechanism (3) comprises a fixing column (303) slidably connected to the outer surface of the base (1), and the upper end of the fixing column (303) is fixedly connected to a connecting plate (302).

2. The agricultural greenhouse support telescopic frame according to claim 1, characterized in that: The telescopic mechanism (2) also includes a lifting frame (207), the lower surface of the lifting frame (207) is fixedly connected to a plurality of fixed blocks (209), the outer surfaces of the fixed blocks (209) are rotatably connected to the outer surfaces of the positive thread column (202) and the reverse thread column (203), respectively, and the upper ends of the positive thread column (202) and the reverse thread column (203) pass through the outer surface of the fixed block (209) and are rotatably connected to the inner side surface of the lifting frame (207), and the lower ends of the positive thread column (202) and the reverse thread column (203) are both fixedly connected to the limiting block (211).

3. The agricultural greenhouse support telescopic frame according to claim 2, characterized in that: The outer surface of the transmission bevel gear (217) is fixedly connected to a transmission rod (208), and both ends of the transmission rod (208) are fixedly connected to the outer surface of the transmission bevel gear (217). Another group of the transmission bevel gears (217) is meshingly connected to a first bevel gear (214), and a lower surface of the first bevel gear (214) passes through the lower surface of the fixed block (209) and is provided with a sliding groove (215).

4. The agricultural greenhouse support telescopic frame according to claim 3, characterized in that: The outer surface of the transmission rod (208) is rotatably connected to a support block (213), and the outer surface of the support block (213) is fixedly connected to the inner side surface of the lifting frame (207).

5. The agricultural greenhouse support telescopic frame according to claim 3, characterized in that: The outer surface of the slide groove (215) is slidably connected to a rotating shaft (206), and the outer surface of the rotating shaft (206) is rotatably connected to two groups of rotating drums (205).

6. The agricultural greenhouse support telescopic frame according to claim 5, characterized in that: The positioning mechanism (3) further comprises a support plate (304) fixedly connected to the upper surface of the lifting frame (207), a plurality of groups of support rods (301) being fixedly connected to the outer surface of the support plate (304), and the other end of the support rod (301) being fixedly connected to the upper surface of the lifting frame (207).

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