Multifunctional sampling backpack for on-site environment monitoring

Abstract

The utility model relates to the technical field of multifunctional sampling knapsacks, and discloses a multifunctional sampling knapsack for on-site environment monitoring, which comprises a knapsack main body and a storage frame, and the front side wall of the knapsack main body is provided with three massage components which are distributed at equal intervals up and down. According to the multifunctional sampling backpack for on-site environment monitoring, by arranging a displacement assembly, when a sampling test tube needs to be taken, a left rotating shaft and a right rotating shaft are rotated to drive two second bevel gears to rotate, the two second bevel gears and a first bevel gear are used in cooperation, so that two threaded rods rotate, and under cooperation of a threaded block, a storage frame moves downwards; and the sampling test tubes are located outside the backpack body, when other articles are placed, the other articles cannot make contact with the sampling test tubes, then the situation that the test tubes are crushed by the articles is avoided, the practicability of the device is improved, and the device is convenient to use by workers.

Description

Technical Field

[0001] The utility model relates to the technical field of multifunctional sampling backpacks, in particular to a multifunctional sampling backpack for on-site environmental monitoring. Background Art

[0002] Environmental monitoring is to track changes in environmental quality and determine the level of environmental quality by detecting the content and emissions of various substances that have an impact on humans and the environment. This provides a scientific basis for environmental management, pollution source control, and environmental planning. Environmental monitoring requires sampling to supply the environmental samples needed for the subsequent experimental analysis stage.

[0003] At present, the traditional multifunctional sampling backpack for on-site environmental monitoring places the sampling test tube vertically inside the back. Since the multifunctional sampling backpack needs to be loaded with more items when in use, the items above the sampling test tube need to be removed when taking the sampling test tube, which is inconvenient to take, and the items above the test tube will also crush the test tube. Therefore, a multifunctional sampling backpack for on-site environmental monitoring is proposed to solve the above-mentioned technical problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a multifunctional sampling backpack for on-site environmental monitoring, which has the advantages of being easy to take out sampling test tubes and preventing objects from crushing the test tubes. It solves the problem that the current traditional multifunctional sampling backpack for on-site environmental monitoring places the sampling test tubes vertically inside the back. Since the multifunctional sampling backpack needs to hold more objects when in use, the objects above the sampling test tubes need to be removed when taking out the sampling test tubes, which is inconvenient to take out, and the objects above the test tubes may also crush the test tubes.

[0006] (II) Technical solution

[0007] In order to achieve the above-mentioned purpose of facilitating the taking of sampling test tubes and avoiding the test tubes from being crushed by objects, the utility model provides the following technical solutions: a multifunctional sampling backpack for on-site environmental monitoring, comprising a backpack body and a storage frame, the front side wall of the backpack body is provided with three massage components which are equidistantly distributed up and down, the bottom of the backpack body is provided with a connecting frame, the bottom left and right sides of the backpack body are provided with displacement components with one end extending to the bottom of the connecting frame, the displacement components are connected to the front and rear sides of the inner wall of the storage frame, the inner bottom wall of the storage frame is provided with a test tube placement seat, the top left and right sides of the test tube placement seat are provided with fixed vertical rods, the top of the left fixed vertical rod is provided with a limiting component with one end fixedly connected to the top of the right fixed vertical rod;

[0008] The massage assembly includes a U-shaped frame, and the front side wall of the backpack body is provided with three U-shaped frames which are equidistantly distributed up and down, and a massage roller is provided between the left and right sides of the inner wall of a single U-shaped frame;

[0009] The displacement assembly includes a threaded rod, and the left and right sides of the bottom of the backpack body are each provided with a threaded rod with one end extending to the bottom of the connecting frame, and a baffle is provided at the bottom of the threaded rod, and a threaded block is provided outside the threaded rod, and the front and rear side walls of the threaded block are respectively connected to the front and rear sides of the inner wall of the storage frame, and the first bevel gear located inside the connecting frame is provided outside the threaded rod, and the left and right side walls of the connecting frame are each provided with a rotating shaft with one end extending to the inside thereof, and the opposite sides of the two rotating shafts are each provided with a second bevel gear meshing with the outside of the first bevel gear;

[0010] The limiting assembly includes a rectangular limiting frame, a rectangular limiting frame with one end fixedly connected to the top of the fixed vertical rod on the right side is provided on the top of the fixed vertical rod on the left side, a limiting plate is provided between the left and right sides of the inner wall of the rectangular limiting frame, and two compression springs symmetrically distributed on the left and right sides are provided between the rear side wall of the limiting plate and the rear side of the inner wall of the rectangular limiting frame.

[0011] Preferably, two shoulder straps that are symmetrically distributed on the left and right are fixedly connected to the front side wall of the backpack body.

[0012] Preferably, a connecting plate located inside the connecting frame is fixedly connected to the bottom of the backpack body.

[0013] Preferably, circular rotating disks are fixedly connected to opposite sides of the two rotating shafts.

[0014] Preferably, the top of the test tube placement seat is provided with five test tube grooves which are equally spaced from left to right.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a multifunctional sampling backpack for on-site environmental monitoring, which has the following beneficial effects:

[0017] The multifunctional sampling backpack for on-site environmental monitoring is provided with a displacement component. When it is necessary to take a sampling test tube, the left and right rotating shafts are rotated to drive the two second bevel gears to rotate. The two second bevel gears and the first bevel gear cooperate to rotate the two threaded rods. With the cooperation of the threaded block, the storage frame moves downward until the top of the storage frame is opened, thereby facilitating the taking of the sampling test tube. Moreover, the sampling test tube is outside the backpack body. When other items are placed, the other items cannot come into contact with the sampling test tube, thereby avoiding the situation where the test tube is crushed by the items, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a front view cross-sectional schematic diagram of the utility model;

[0019] Figure 2 It is a top view schematic diagram of the limit assembly of the utility model.

[0020] In the figure: 1. backpack body; 2. massage component; 21. U-shaped frame; 22. massage roller; 3. connection frame; 4. displacement component; 41. threaded rod; 42. baffle; 43. threaded block; 44. first bevel gear; 45. rotating shaft; 46. second bevel gear; 5. storage frame; 6. test tube placement seat; 7. fixed vertical rod; 8. limit assembly; 81. rectangular limit frame; 82. limit plate; 83. compression spring. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-2 A multifunctional sampling backpack for on-site environmental monitoring includes a backpack body 1 and a storage frame 5. The front side wall of the backpack body 1 is fixedly connected with two shoulder straps that are symmetrically distributed on the left and right. The front side wall of the backpack body 1 is fixedly connected with three massage components 2 that are equidistantly distributed up and down. The massage component 2 includes a U-shaped frame 21. The front side wall of the backpack body 1 is fixedly connected with three U-shaped frames 21 that are equidistantly distributed up and down. A massage roller 22 is rotatably connected between the left and right sides of the inner wall of a single U-shaped frame 21.

[0023] The bottom of the backpack body 1 is fixedly connected with a connecting frame 3, and the bottom of the backpack body 1 is fixedly connected with a connecting plate located inside the connecting frame 3. The left and right sides of the bottom of the backpack body 1 are movably connected with a displacement component 4 with one end extending to the bottom of the connecting frame 3. The displacement component 4 is fixedly connected to the front and rear sides of the inner wall of the storage frame 5. The displacement component 4 includes a threaded rod 41, and the left and right sides of the bottom of the backpack body 1 are rotatably connected with a threaded rod 41 with one end extending to the bottom of the connecting frame 3. The bottom of the threaded rod 41 is fixedly connected with a baffle 42, and the external thread of the threaded rod 41 is connected with a threaded block 43. The front and rear side walls of the threaded block 43 are respectively fixedly connected to the front and rear sides of the inner wall of the storage frame 5. The outside of the threaded rod 41 is fixedly connected with a first bevel gear 44 located inside the connecting frame 3. The left and right side walls of the connecting frame 3 are movably connected with a rotating shaft 45 with one end extending to the inside thereof. The opposite sides of the two rotating shafts 45 are fixedly connected with a circular rotating disk, and the opposite sides of the two rotating shafts 45 are fixedly connected with a second bevel gear 46 meshing with the outside of the first bevel gear 44.

[0024] A test tube placement seat 6 is fixedly connected to the inner bottom wall of the storage frame 5. Five test tube grooves are arranged on the top of the test tube placement seat 6 at equal distances from left to right. Fixed vertical rods 7 are fixedly connected to the left and right sides of the top of the test tube placement seat 6. A limiting component 8 with one end fixedly connected to the top of the right fixed vertical rod 7 is fixedly connected to the top of the left fixed vertical rod 7. The limiting component 8 includes a rectangular limiting frame 81. A rectangular limiting frame 81 with one end fixedly connected to the top of the left fixed vertical rod 7 is fixedly connected to the top of the right fixed vertical rod 7. A limiting plate 82 is slidably connected between the left and right sides of the inner wall of the rectangular limiting frame 81. Two compression springs 83 with left and right symmetrical distribution are fixedly connected between the rear side wall of the limiting plate 82 and the rear side of the inner wall of the rectangular limiting frame 81.

[0025] During use, when it is necessary to take a sampling test tube, the left and right rotating shafts 45 are rotated to drive the two second bevel gears 46 to rotate. The two second bevel gears 46 and the first bevel gear 44 cooperate to make the two threaded rods 41 rotate. With the cooperation of the threaded block 43, the storage frame 5 moves down until the top of the storage frame 5 is opened, making it convenient to take the test tube.

[0026] It is worth noting that the standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art, and the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art. The contents not described in detail in the description belong to the prior art known to professional and technical personnel in this field and will not be described in detail here.

[0027] To sum up, the multifunctional sampling backpack for on-site environmental monitoring is provided with a displacement component 4. When it is necessary to take out the sampling test tube, the two left and right rotating shafts 45 are rotated to drive the two second bevel gears 46 to rotate. The cooperation of the two second bevel gears 46 and the first bevel gear 44 causes the two threaded rods 41 to rotate. With the cooperation of the threaded block 43, the storage frame 5 is moved down until the top of the storage frame 5 is opened, thereby achieving the purpose of facilitating the taking out of the sampling test tube. Moreover, the sampling test tube is outside the backpack body 1. When other items are placed, other items cannot contact the sampling test tube, thereby avoiding the situation where the items crush the test tube, thereby improving the practicality of the device and solving the problem that the traditional multifunctional sampling backpack for on-site environmental monitoring places the sampling test tube vertically inside the back. Since the multifunctional sampling backpack needs to be loaded with more items when in use, the items above the sampling test tube need to be removed when taking out the sampling test tube, which is inconvenient to take out, and the items above the test tube may also crush the test tube.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multifunctional sampling backpack for on-site environmental monitoring, comprising a backpack body (1) and a storage frame (5), characterized in that: The front side wall of the backpack body (1) is provided with three massage components (2) which are equidistantly distributed in the upper and lower parts. The bottom of the backpack body (1) is provided with a connecting frame (3). The bottom left and right sides of the backpack body (1) are provided with displacement components (4) with one end extending to the bottom of the connecting frame (3). The displacement components (4) are connected to the front and rear sides of the inner wall of the storage frame (5). The inner bottom wall of the storage frame (5) is provided with a test tube placement seat (6). The top left and right sides of the test tube placement seat (6) are provided with fixed vertical rods (7). The top of the left fixed vertical rod (7) is provided with a limit component (8) with one end fixedly connected to the top of the right fixed vertical rod (7). The massage component (2) comprises a U-shaped frame (21), the front side wall of the backpack body (1) is provided with three U-shaped frames (21) which are equidistantly distributed up and down, and a massage roller (22) is provided between the left and right sides of the inner wall of each U-shaped frame (21); The displacement assembly (4) comprises a threaded rod (41), and the left and right sides of the bottom of the backpack body (1) are each provided with a threaded rod (41) with one end extending to the bottom of the connecting frame (3). The bottom of the threaded rod (41) is provided with a baffle (42). The outside of the threaded rod (41) is provided with a threaded block (43). The front and rear side walls of the threaded block (43) are respectively connected to the front and rear sides of the inner wall of the storage frame (5). The outside of the threaded rod (41) is provided with a first bevel gear (44) located inside the connecting frame (3). The left and right side walls of the connecting frame (3) are each provided with a rotating shaft (45) with one end extending to the inside thereof. The opposite sides of the two rotating shafts (45) are each provided with a second bevel gear (46) meshing with the outside of the first bevel gear (44). The limiting assembly (8) comprises a rectangular limiting frame (81), wherein a rectangular limiting frame (81) having one end fixedly connected to a top of a right fixed vertical rod (7) is arranged at the top of the left fixed vertical rod (7), a limiting plate (82) is arranged between left and right sides of an inner wall of the rectangular limiting frame (81), and two compression springs (83) are arranged between a rear side wall of the limiting plate (82) and a rear side of an inner wall of the rectangular limiting frame (81) and are symmetrically distributed on the left and right sides.

2. A multifunctional sampling backpack for on-site environmental monitoring according to claim 1, characterized in that: The front side wall of the backpack body (1) is fixedly connected with two shoulder straps which are symmetrically distributed on the left and right.

3. The multifunctional sampling backpack for on-site environmental monitoring according to claim 1, characterized in that: The bottom of the backpack body (1) is fixedly connected to a connecting plate located inside the connecting frame (3).

4. The multifunctional sampling backpack for on-site environmental monitoring according to claim 1, characterized in that: The opposite sides of the two rotating shafts (45) are both fixedly connected with circular rotating disks.

5. The multifunctional sampling backpack for on-site environmental monitoring according to claim 1, characterized in that: The top of the test tube placement seat (6) is provided with five test tube grooves which are equally spaced from left to right.

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