Solid waste toxicity leaching test device

Abstract

The utility model relates to the technical field of solid waste toxicity leaching, in particular to a solid waste toxicity leaching test device. The utility model provides a solid waste toxicity leaching test device which can pressurize solid waste and a leaching reagent, accelerate the leaching speed and reduce the time required by leaching. A solid waste toxicity leaching test device comprises a base, a supporting rod, a first fastening knob, a first fixing frame and the like, the supporting rod is connected to the upper side of the left portion of the base, the first fixing frame is connected to the upper portion of the supporting rod in a sliding mode, and the first fastening knob is connected to the first fixing frame in a threaded mode. According to the device, the liquid inlet and the liquid outlet in the storage barrel are respectively blocked by the blocking rings, and then the pressurizing piece is driven to move leftwards through the rotation of the screw rod under the guide action of the guide rod, so that the effects of pressurizing solid waste and an extraction reagent, increasing the extraction speed and reducing the time required by extraction can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of solid waste toxic leaching, in particular to a solid waste toxic leaching test device. Background Art

[0002] Solid waste, referred to as solid waste, refers to solid or semi-solid waste generated in production and construction, daily life and other activities. It is a substance that cannot or cannot be reused temporarily and needs to be treated or disposed of in some way. The toxicity of solid waste refers to the degree to which the harmful substances released through physical and chemical reactions under certain conditions have adverse effects on organisms or the ecological environment. In order to evaluate the toxicity of solid waste, toxicity leaching tests are usually required.

[0003] The existing solid waste toxicity leaching test device usually places the solid waste sample in a container first, then adds the leaching reagent into the container to leach the solid waste. After the leaching is completed, the solid waste is separated from the leaching solution, and the obtained leaching solution is used for subsequent chemical detection and analysis to detect the concentration of harmful substances therein. However, the existing device requires a long leaching time when conducting the test.

[0004] Therefore, in view of the above problems, a solid waste toxicity leaching test device has been developed, which can pressurize solid waste and leaching reagents, accelerate the leaching speed, and reduce the time required for leaching. Utility Model Content

[0005] In order to overcome the shortcoming of the existing device that the leaching time required for the test is long, the utility model provides a solid waste toxicity leaching test device which can pressurize solid waste and leaching reagents, accelerate the leaching speed, and reduce the time required for leaching.

[0006] The technical implementation scheme of the utility model is: a solid waste toxicity leaching test device, including a base, a support rod, a first fastening knob, a first fixing frame, a separating funnel, a second fastening knob, a storage cylinder and a pressurizing mechanism, the upper left side of the base is connected with a support rod, the upper part of the support rod is slidably connected with the first fixing frame, the first fixing frame is threadedly connected with the first fastening knob, the right part of the first fixing frame is clamped with a separating funnel, the middle part of the support rod is slidably connected with the storage cylinder, the storage cylinder is threadedly connected with the second fastening knob, the first fixing frame and the storage cylinder are slidably adjusted on the support rod, and the first fixing frame and the storage cylinder are fixed and limited by the first fastening knob and the second fastening knob, the solid waste is placed in the storage cylinder of the storage frame, and the leaching reagent is added into the storage cylinder through the separating funnel for leaching, and the storage cylinder is provided with a pressurizing mechanism for pressurizing the solid waste and the leaching reagent.

[0007] Optionally, the pressurizing mechanism includes a sealing ring, a pressurizing member, a screw and a guide rod. The left and right parts of the storage cylinder are both slidably connected with the sealing ring, the storage cylinder is slidably connected with the pressurizing member, the right front part of the storage cylinder is rotatably connected with the screw, the pressurizing member is threadedly connected to the screw, the right rear part of the storage cylinder is connected to the guide rod, the pressurizing member is slidably connected to the guide rod, the liquid inlet and liquid outlet on the storage cylinder are respectively blocked by the sealing ring, and under the guiding action of the guide rod, the screw rotates through the thread to drive the pressurizing member to move to the left, thereby pressurizing the solid waste and extraction reagents inside the storage cylinder.

[0008] Optionally, a handle is provided on the right portion of the screw.

[0009] Optionally, an anti-slip cover is provided on the handle.

[0010] Optionally, a filtering mechanism is also included, which includes a third fastening knob, a second fixing frame, a filter screen and a collector. The lower part of the support rod is slidably connected to the second fixing frame, the third fastening knob is threadedly connected to the second fixing frame, the right part of the second fixing frame is connected to the filter screen, and the upper middle part of the base is connected to the collector. After the leaching is completed, the sealing ring is removed and the liquid outlet at the bottom of the storage cylinder is no longer blocked, so that the leachate can flow out through the liquid outlet, and the leachate is filtered through the filter screen to avoid the presence of fine solid waste particles in the leachate, and the filtered leachate is collected by the collector.

[0011] Optionally, anti-slip grooves are formed on the first tightening knob, the second tightening knob and the third tightening knob.

[0012] Compared with the prior art, the utility model has the following advantages: 1. The utility model blocks the liquid inlet and liquid outlet on the storage cylinder respectively through the sealing ring, and then under the guidance of the guide rod, the pressure member is driven to move to the left by rotating the screw, which can pressurize the solid waste and the leaching agent, speed up the leaching speed, and reduce the time required for leaching.

[0013] 2. The utility model filters the leachate through a filter screen, which can achieve the effect of preventing the presence of fine solid waste particles in the leachate from affecting the detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model.

[0016] Figure 3 It is a three-dimensional structural sectional view of the pressurizing mechanism of the utility model.

[0017] Figure 4It is a three-dimensional structural schematic diagram of the filtering mechanism of the utility model.

[0018] The meaning of the reference numerals in the figure are as follows: 1: base, 2: support rod, 3: first fastening knob, 4: first fixing frame, 5: separating funnel, 6: second fastening knob, 7: storage cylinder, 8: pressurizing mechanism, 80: sealing ring, 81: pressurizing member, 82: screw, 83: guide rod, 9: filtering mechanism, 90: third fastening knob, 91: second fixing frame, 92: filter screen, 93: collector. DETAILED DESCRIPTION

[0019] 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.

[0020] A solid waste toxicity leaching test device, such as Figure 1 As shown, it includes a base 1, a support rod 2, a first fastening knob 3, a first fixing frame 4, a separating funnel 5, a second fastening knob 6, a storage cylinder 7 and a pressurizing mechanism 8. The upper left side of the base 1 is connected to the support rod 2, the upper part of the support rod 2 is slidably connected to the first fixing frame 4, the first fastening knob 3 is threadedly connected to the first fixing frame 4, the separating funnel 5 is clamped on the right part of the first fixing frame 4, the middle part of the support rod 2 is slidably connected to the storage cylinder 7, the second fastening knob 6 is threadedly connected to the storage cylinder 7, and the storage cylinder 7 is provided with a pressurizing mechanism 8.

[0021] like Figure 1-Figure 3 As shown, the pressurizing mechanism 8 includes a sealing ring 80, a pressurizing member 81, a screw 82 and a guide rod 83. The left and right parts of the storage cylinder 7 are both slidably connected with the sealing ring 80, the inside of the storage cylinder 7 is slidably connected with the pressurizing member 81, the right front part of the storage cylinder 7 is rotatably connected with the screw 82, the pressurizing member 81 is threadedly connected to the screw 82, the right rear part of the storage cylinder 7 is connected to the guide rod 83, and the pressurizing member 81 is slidably connected to the guide rod 83.

[0022] like Figure 1 , Figure 2 and Figure 4 As shown, it also includes a filtering mechanism 9, which includes a third fastening knob 90, a second fixing frame 91, a filter screen 92 and a collector 93. The lower part of the support rod 2 is slidably connected to the second fixing frame 91, the third fastening knob 90 is threadedly connected to the second fixing frame 91, the right part of the second fixing frame 91 is connected to the filter screen 92, and the upper middle part of the base 1 is connected to the collector 93.

[0023] When the utility model is in use, it is first necessary to place the utility model in the operating area, then slide the first fixing frame 4, the storage tube 7 and the second fixing frame 91 on the support rod 2 to adjust the height, and then fix the first fixing frame 4, the storage tube 7 and the second fixing frame 91 respectively by the first tightening knob 3, the second tightening knob 6 and the third tightening knob 90, and then put the solid waste storage rack into the storage tube 7, first seal the liquid outlet by the right sealing ring 80, and then add the leaching reagent into the storage tube 7 through the separating funnel 5 for leaching, and after the addition work is completed, seal the liquid inlet by the left sealing ring 80. Blockage, under the guidance of the guide rod 83, the screw 82 is rotated, and the screw 82 rotates and drives the pressure member 81 to move leftward through the thread, thereby pressurizing the solid waste and leaching reagent inside the storage tube 7, thereby accelerating the leaching speed. After the leaching is completed, the sealing ring 80 is removed and the liquid outlet at the bottom of the storage tube 7 is no longer blocked, so that the leachate can flow out through the liquid outlet, and the leachate is filtered through the filter screen 92 to avoid the presence of fine solid waste particles in the leachate, and the filtered leachate is collected by the collector 93, and finally the collected leachate is chemically detected and analyzed to detect the concentration of harmful substances therein.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or 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 invention should be included in the protection scope of the present invention.

Claims

1. A solid waste toxicity leaching test device, characterized in that: The invention comprises a base (1), a support rod (2), a first tightening knob (3), a first fixing frame (4), a separating funnel (5), a second tightening knob (6), a storage cylinder (7) and a pressurizing mechanism (8); the upper left side of the base (1) is connected to the support rod (2); the upper part of the support rod (2) is slidably connected to the first fixing frame (4); the first tightening knob (3) is threadedly connected to the first fixing frame (4); the separating funnel (5) is clamped on the right part of the first fixing frame (4); the middle part of the support rod (2) is slidably connected to the storage cylinder (7); the second tightening knob (6) is threadedly connected to the storage cylinder (7); and the pressurizing mechanism (8) is provided on the storage cylinder (7).

2. A solid waste toxicity leaching test device according to claim 1, characterized in that: The pressurizing mechanism (8) comprises a blocking ring (80), a pressurizing member (81), a screw (82) and a guide rod (83); the left and right parts of the storage tube (7) are both slidably connected to the blocking ring (80); the storage tube (7) is slidably connected to the pressurizing member (81); the right front part of the storage tube (7) is rotatably connected to the screw (82); the pressurizing member (81) and the screw (82) are threadedly connected; the right rear part of the storage tube (7) is connected to the guide rod (83); and the pressurizing member (81) and the guide rod (83) are slidably connected.

3. A solid waste toxicity leaching test device according to claim 2, characterized in that: The right part of the screw rod (82) is provided with a handle.

4. A solid waste toxicity leaching test device according to claim 3, characterized in that: The handle is equipped with an anti-slip cover.

5. A solid waste toxicity leaching test device according to claim 4, characterized in that: The invention also comprises a filtering mechanism (9), the filtering mechanism (9) comprising a third fastening knob (90), a second fixing frame (91), a filter screen (92) and a collector (93), the lower part of the support rod (2) is slidably connected to the second fixing frame (91), the third fastening knob (90) is threadedly connected to the second fixing frame (91), the right part of the second fixing frame (91) is connected to the filter screen (92), and the upper middle part of the base (1) is connected to the collector (93).

6. A solid waste toxicity leaching test device according to claim 5, characterized in that: The first tightening knob (3), the second tightening knob (6) and the third tightening knob (90) are all provided with anti-slip grooves.

Images