Pneumatic sampling machine for granary

Abstract

The utility model relates to the technical field of grain storage, and discloses a pneumatic sampling machine for a granary, which comprises a bottom frame, a mounting rod, a pneumatic telescopic rod, an inserting rod and an air guide connector, the pneumatic telescopic rod is arranged to push the extension rod and the insertion rod to be quickly inserted into a grain layer, the equipment is supported and fixed through the bottom frame and the mounting rod, and the device is simple in structure, convenient to disassemble and assemble, light and portable, the sampling efficiency of the equipment can be effectively improved, and the labor intensity of workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of grain storage, in particular to a pneumatic sampling machine for a granary. Background Technique

[0002] A sampling machine is a device applied to the grain industry, which can take grain samples in a grain pile through a sampling rod to facilitate the subsequent physical and chemical property detection of the grain samples. Common types of sampling machines include cantilever rotating structures, gantry structures, and guide rail structures, etc.

[0003] In recent years, large-diameter silo reserve warehouses with large storage capacities have been successively built, and their designed grain loading height is as high as 40.5 meters. During the storage process, it is difficult to take samples from the deep layer of the grain pile. Therefore, there is an urgent need for a mechanical device that can reduce the labor intensity of workers during the deep grain sampling process, has a reasonable structure, is easy to use, is convenient to carry, and has a deep sampling depth to replace manual high-intensity physical labor. Content of the Utility Model

[0004] The purpose of the utility model is to provide a pneumatic sampling machine for a granary to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A pneumatic sampling machine for a granary includes a bottom frame, a mounting rod, a pneumatic telescopic rod, a sampling rod, and a gas guide connection head;

[0007] A connecting plug block is fixedly connected to the bottom frame, the bottom of the mounting rod is slidably connected to the connecting plug block, the top of the mounting rod is fixedly connected with a third connecting bolt, an installation seat is installed on the third connecting bolt, a second installation hole is arranged in the installation seat, a third installation bolt is installed in the second installation hole, the pneumatic telescopic rod is installed on the installation seat, and a connecting top head is rotatably connected to the output shaft of the pneumatic telescopic rod;

[0008] A connecting slot is arranged at the top of the gas guide connection head, the connecting slot is slidably connected to the connecting top head, a threaded connection head is rotatably connected to the bottom of the gas guide connection head, an airtight connection pipe is fixedly connected to the side wall of the gas guide connection head, the airtight connection pipe is communicated with the threaded connection head, an airtight insertion cylinder is slidably inserted on the airtight connection pipe, an air pump connection head is fixedly connected to the airtight insertion cylinder, and the air pump connection head is connected to an air suction pump through a connecting pipe;

[0009] A threaded connection seat is fixedly connected to the top of the sampling rod, the threaded connection seat is connected to the threaded connection head, and a plug is fixedly connected to the bottom of the sampling rod.

[0010] As a further scheme of the utility model: a rotating clamping groove is arranged in the connecting slot, a rotating clamping rod is fixedly connected to the connecting top head, and the rotating clamping groove is matched with the rotating clamping rod.

[0011] As a further solution of the present utility model: a first mounting hole is provided in the connecting plug block, a mounting groove is provided at the bottom of the mounting rod, and a second connecting bolt is slidably mounted between the mounting groove and the first mounting hole.

[0012] As a further solution of the present utility model: a plurality of bearing plates are fixedly mounted on both sides of the bottom frame through first connecting bolts, and a pedal is fixedly connected to the bottom frame.

[0013] As a further solution of the present utility model: a first air duct connecting head is mounted on the pneumatic telescopic rod, a sliding frame is slidably connected to the mounting rod, a controller is fixedly connected to the sliding frame, a second air duct connecting head is mounted on the controller, an air duct is connected between the first air duct connecting head and the second air duct connecting head, and a positioning bolt is threadedly connected in the sliding frame.

[0014] As a further solution of the present utility model: an extension rod is provided between the insertion rod and the air guide connecting head, a threaded connection seat is fixedly connected to the top of the extension rod, a threaded connection head is fixedly connected to the bottom of the extension rod, the threaded connection seat and the threaded connection head are connected to each other, an insertion frame is fixedly connected to the bottom frame, and the extension rod is inserted into the insertion frame.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: the present utility model pushes the extension rod and the insertion rod to quickly insert into the grain layer through the setting of the pneumatic telescopic rod, and supports and fixes the equipment through the settings of the bottom frame and the mounting rod. Moreover, the structure of the present utility model is simple, convenient for disassembly and assembly, light and portable, can effectively improve the sampling efficiency of the equipment, and reduce the labor intensity of the staff. Description of the Drawings

[0016] Figure 1 It is a schematic structural diagram of a pneumatic grain sampler in the present utility model.

[0017] Figure 2 It is a schematic structural diagram of the bottom frame of a pneumatic grain sampler in the present utility model.

[0018] Figure 3 It is a schematic structural diagram of the mounting rod of a pneumatic grain sampler in the present utility model.

[0019] Figure 4 It is a schematic structural diagram of the pneumatic telescopic rod of a pneumatic grain sampler in the present utility model.

[0020] Figure 5 It is a schematic structural diagram of the air guide connecting head of a pneumatic grain sampler in the present utility model.

[0021] Figure 6This is a schematic structural diagram of the insertion rod and the extension rod in a pneumatic sampling machine for a granary in the present utility model.

[0022] In the figure: 1 - bottom frame, 2 - first connecting bolt, 3 - bearing plate, 4 - pedal, 5 - insertion frame, 6 - connecting plug, 7 - mounting rod, 8 - mounting groove, 9 - first mounting hole, 10 - second connecting bolt, 11 - third connecting bolt, 12 - mounting seat, 13 - second mounting hole, 14 - pneumatic telescopic rod, 15 - first air duct connection head, 16 - sliding frame, 17 - controller, 18 - positioning bolt, 19 - second air duct connection head, 20 - connecting head, 21 - rotating clamping rod, 22 - air duct connection head, 23 - connecting slot, 24 - rotating clamping slot, 25 - threaded connection head, 26 - airtight connection pipe, 27 - airtight insertion cylinder, 28 - air pump connection head, 29 - insertion rod, 30 - plug, 31 - threaded connection seat, 32 - extension rod. Detailed implementation manners

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0024] Refer to Figures 1 to 6 , in the embodiment of the present utility model, a pneumatic sampling machine for a granary includes a bottom frame 1, a mounting rod 7, a pneumatic telescopic rod 14, an insertion rod 29, and an air duct connection head 22; a connecting plug 6 is fixedly connected to the bottom frame 1, the bottom of the mounting rod 7 is slidably connected to the connecting plug 6, the top of the mounting rod 7 is fixedly connected to a third connecting bolt 11, a mounting seat 12 is installed on the third connecting bolt 11, a second mounting hole 13 is provided in the mounting seat 12, and the third mounting bolt is installed in the second mounting hole 13. The pneumatic telescopic rod 14 is installed on the mounting seat 12, and a connecting head 20 is rotatably connected to the output shaft of the pneumatic telescopic rod 14. A connecting slot 23 is provided at the top of the air duct connection head 22, and the connecting slot 23 is slidably connected to the connecting head 20. A threaded connection head 25 is rotatably connected to the bottom of the air duct connection head 22. An airtight connection pipe 26 is fixedly connected to the side wall of the air duct connection head 22, and the airtight connection pipe 26 communicates with the threaded connection head 25. An airtight insertion cylinder 27 is slidably inserted into the airtight connection pipe 26, and an air pump connection head 28 is fixedly connected to the airtight insertion cylinder 27. The air pump connection head 28 is connected to an air suction pump through a connecting pipe. A threaded connection seat 31 is fixedly connected to the top of the insertion rod 29, the threaded connection seat 31 is connected to the threaded connection head 25, and a plug 30 is fixedly connected to the bottom of the insertion rod 29. An extension rod 32 is provided between the insertion rod 29 and the air duct connection head 22;

[0025] The utility model first places the bottom frame 1 on the top surface of the grain in the granary, installs the insertion rod 29 on the air guide connector 22 through the threaded connection between the threaded connection base 31 and the threaded connection head 25, and then installs the air guide connector 22 on the connection head 20 through the sliding connection between the connection slot 23 and the connection head 20. Then, the pneumatic telescopic rod 14 extends, and then drives the air guide connector 22 to press down through the connection head 20. The air guide connector 22 drives the insertion rod 29 to insert into the grain. And through the setting of installing the extension rod 32 between the air guide connector 22 and the insertion rod 29, the adjustment of the insertion depth of the insertion rod 29 is realized. When the insertion rod 29 is inserted into the preset depth, the airtight insertion cylinder 27 can be inserted onto the airtight connection pipe 26, so as to realize the mutual connection between the air guide connector 22 and the air pump. The air in the insertion rod 29 and the extension rod 32 is absorbed by the suction pump, and then the grain at the bottom of the insertion rod 29 is vacuum extracted through the air flow, and then the sampling of the grain is completed.

[0026] In one case of this embodiment, please refer to Figures 1 to 6 , a rotating slot 24 is arranged in the connection slot 23, and a rotating rod 21 is fixedly connected to the connection head 20. The rotating slot 24 and the rotating rod 21 cooperate with each other. The utility model vertically connects the connection head 20 and the air guide connector 22 through the cooperation of the rotating slot 24 and the rotating rod 21, and then drives the insertion rod 29 to be pulled up by the connection head 20.

[0027] In one case of this embodiment, please refer to Figures 1 to 6 , a first installation hole 9 is arranged in the connection block 6, and an installation groove 8 is arranged at the bottom of the installation rod 7. A second connection bolt 10 is slidably installed between the installation groove 8 and the first installation hole 9. The utility model installs and fixes the connection block 6 and the installation rod 7 through the setting of the second connection bolt 10.

[0028] In one case of this embodiment, please refer to Figures 1 to 6 , a plurality of bearing plates 3 are fixedly installed on both sides of the bottom frame 1 through the first connection bolts 2, and a pedal 4 is fixedly connected to the bottom frame 1. The utility model bears the staff through the setting of the pedal 4, and disperses the weight of the equipment and the staff through the bearing plates 3, so as to prevent the equipment from sinking into the grain.

[0029] In one case of this embodiment, please refer to Figures 1 to 6, a first air duct connector 15 is installed on the pneumatic telescopic rod 14, a sliding frame 16 is slidably connected to the mounting rod 7, a controller 17 is fixedly connected to the sliding frame 16, a second air duct connector 19 is installed on the controller 17, an air duct is connected between the first air duct connector 15 and the second air duct connector 19, a positioning bolt 18 is threadedly connected inside the sliding frame 16. The relative height of the controller 17 can be adjusted by the sliding connection between the sliding frame 16 and the mounting rod 7 in the present utility model, and the relative clamping and fixing between the mounting rod 7 and the sliding frame 16 can be realized by the threaded connection between the positioning bolt 18 and the sliding frame 16. At this time, the staff can control the telescopic movement of the pneumatic telescopic rod 14 through the settings of the controller 17 and the air duct.

[0030] In one case of this embodiment, please refer to Figures 1 to 6 , a threaded connection seat 31 is fixedly connected to the top of the extension rod 32, a threaded connection head 25 is fixedly connected to the bottom of the extension rod 32, the threaded connection seat 31 and the threaded connection head 25 are connected to each other, and an insertion frame 5 is fixedly connected to the bottom frame 1. The extension rod 32 is inserted into the insertion frame 5. First, the present utility model installs and fixes multiple extension rods 32 through the setting of the insertion frame 5, and then the extension rod 32 can be installed and fixed between the insertion rod 29 and the air guide connector 22 by connecting the threaded connection seat 31 and the threaded connection head 25 to each other, so as to push the insertion rod 29 into the granary.

[0031] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, in any aspect, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0032] The foregoing is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A pneumatic grain sampling machine for a granary, characterized in that, It includes a bottom frame, a mounting rod, a pneumatic telescopic rod, a plug rod, and a gas guide connector; A connecting plug block is fixedly connected to the bottom frame. The bottom of the mounting rod is slidably connected to the connecting plug block. The top of the mounting rod is fixedly connected with a third connecting bolt. An installation seat is installed on the third connecting bolt. A second installation hole is provided in the installation seat. The third installation bolt is installed in the second installation hole. The pneumatic telescopic rod is installed on the installation seat. A connecting top head is rotatably connected to the output shaft of the pneumatic telescopic rod; A connecting slot is provided at the top of the gas guide connector. The connecting slot is slidably connected to the connecting top head. A threaded connecting head is rotatably connected to the bottom of the gas guide connector. An airtight connecting pipe is fixedly connected to the side wall of the gas guide connector. The airtight connecting pipe is communicated with the threaded connecting head. An airtight insertion cylinder is slidably inserted on the airtight connecting pipe. An air pump connecting head is fixedly connected to the airtight insertion cylinder. The air pump connecting head is connected to an air suction pump through a connecting pipe; A threaded connecting seat is fixedly connected to the top of the plug rod. The threaded connecting seat is connected to the threaded connecting head. A plug is fixedly connected to the bottom of the plug rod.

2. The pneumatic sampling machine for grain silos according to claim 1, characterized in that, A rotation card slot is provided in the connecting slot. A rotation card rod is fixedly connected to the connecting top head. The rotation card slot and the rotation card rod cooperate with each other.

3. The pneumatic sampling machine for grain storage according to claim 1, wherein A first installation hole is provided in the connecting plug block. An installation groove is provided at the bottom of the mounting rod. A second connecting bolt is slidably installed between the installation groove and the first installation hole.

4. The pneumatic sampling machine for grain storage according to claim 1, characterized in that, Multiple groups of bearing plates are fixedly installed on both sides of the bottom frame through first connecting bolts. A pedal is fixedly connected to the bottom frame.

5. The pneumatic grain sampler for grain storage bins according to claim 1, wherein, A first air duct connecting head is installed on the pneumatic telescopic rod. A sliding frame is slidably connected to the mounting rod. A controller is fixedly connected to the sliding frame. A second air duct connecting head is installed on the controller. An air duct is connected between the first air duct connecting head and the second air duct connecting head. A positioning bolt is threadedly connected in the sliding frame.

6. The pneumatic sampling machine for grain storage according to claim 1, wherein An extension rod is provided between the plug rod and the gas guide connector. A threaded connecting seat is fixedly connected to the top of the extension rod. A threaded connecting head is fixedly connected to the bottom of the extension rod. The threaded connecting seat is connected to the threaded connecting head. An insertion frame is fixedly connected to the bottom frame. The extension rod is inserted into the insertion frame.

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