Detection device for detecting purity of polyethylene wax sample

Abstract

The utility model relates to the technical field of polyethylene wax production, and discloses a detection device for detecting the purity of a polyethylene wax sample, which comprises a hot melting box and a filter screen frame arranged in the hot melting box, the outer side of the filter screen frame is provided with a positioning hole, the outer part of the filter screen frame is provided with a movable frame, and the movable frame is internally provided with a movable groove in a penetrating manner; a fixing assembly is arranged in the movable groove and comprises a movable block movably arranged on the side, away from the filter screen frame, of the movable frame, a mounting groove is formed in one side of the movable block in a penetrating mode, a wrench is arranged on the side, away from the mounting groove, of the movable block, a fixing rod is arranged in the mounting groove, and the fixing rod is movably sleeved with a pull rod. One end of the pull rod extends into the movable groove and is connected with a limiting block, the pull rod is sleeved with a reset spring, the movable block is controlled to be erected by pushing the wrench, the fixed rod pulls the limiting block on the pull rod to be separated from the positioning hole, the filter screen frame is disassembled, and the problem that the filter screen is inconvenient to clean and disassemble is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of polyethylene wax production, in particular to a detection device for polyethylene wax sample purity inspection. Background Art

[0002] Polyethylene wax, also known as polymer wax, is widely used due to its excellent cold resistance, heat resistance, chemical resistance and wear resistance. In normal production, this part of the wax can be directly added to the polyolefin processing as an additive. It can increase the gloss and processing performance of the product. As a lubricant, it has stable chemical properties and good electrical properties. Polyethylene wax has good compatibility with polyethylene, polypropylene, polyvinyl acetate, ethylene propylene rubber, and butyl rubber. It can improve the fluidity of polyethylene, polypropylene, ABS and the demoulding properties of polymethyl methacrylate and polycarbonate.

[0003] Chinese patent document CN218481481U discloses an impurity detection device for oxidized polyethylene wax emulsion, comprising a box body, a sealing cover is arranged on the top of the box body, a connecting rod is passed through the sealing cover, and the connecting rod extends to the inside of the box body, a pressure rod is fixedly arranged on the top of the connecting rod, a pressure plate is fixedly arranged on the bottom of the connecting rod, a support block is fixedly arranged on the inner wall of the box body, a fixed frame is arranged on the top of the support block, a screen is fixedly arranged inside the fixed frame, a mounting frame is sleeved on the outside of the box body, and the mounting frame is fixedly arranged on the bottom of the connecting rod. Both sides of the frame are threaded with extended screws, which are in contact with the box body. The emulsion can be filtered through the screen to filter out impurities in the emulsion, and whether the emulsion contains impurities can be quickly detected. The connecting rod is pressed by the pressure rod, so that the connecting rod drives the pressure plate to press down on the screen. Under the action of pressure, the emulsion can pass through the screen faster, which can improve the detection efficiency. However, the screen of the device is fixedly installed inside the box body, and it is inconvenient to clean the impurities on the screen. At the same time, it is inconvenient to repair and replace the screen after the screen is damaged due to long-term use.

[0004] Therefore, in order to solve such problems, we proposed a detection device for purity inspection of polyethylene wax samples. Utility Model Content

[0005] The purpose of the utility model is to provide a detection device for testing the purity of polyethylene wax samples, aiming to solve the problems in the above-mentioned background technology that the existing detection device for testing the purity of polyethylene wax samples has a screen that is fixedly installed inside a box, making it inconvenient to clean impurities on the screen, and at the same time, it is inconvenient to repair and replace the screen after the screen is damaged due to long-term use.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a detection device for the purity inspection of polyethylene wax samples, comprising a hot melt box and a filter frame arranged inside the hot melt box, a positioning hole is opened on the outside of the filter frame, a movable frame is arranged outside the filter frame, a movable groove is arranged inside the movable groove, and a fixed component is arranged inside the movable groove;

[0007] The fixing assembly includes a movable block movably arranged on a side of the movable frame away from the filter frame, a mounting groove is penetrated through one side of the movable block, a wrench is arranged on the side of the movable block away from the mounting groove, a fixing rod is arranged inside the mounting groove, a pull rod is arranged on the outer movable sleeve of the fixing rod, one end of the pull rod extends to the inside of the movable groove and is connected to the limiting block, and a reset spring is arranged on the outer sleeve of the pull rod.

[0008] Preferably, a sealed door is provided on the top of the hot melt box, an observation window is provided on the outer wall of the hot melt box, and a drain port is provided on the bottom of the hot melt box.

[0009] Preferably, a handle is provided on the top side of the filter frame, and a heat insulating pad is provided on the outer cover of the handle.

[0010] Preferably, a connecting block is provided on a side of the movable frame away from the filter frame, and a lifting rod is provided on the top of the connecting block.

[0011] Preferably, a cushion block is provided at the bottom end of the movable frame, a groove is provided inside the cushion block, a push spring is installed inside the groove, and the upper end of the push spring is connected to the push block.

[0012] Preferably, an inclined plate is provided at the lower end of the interior of the hot melt box, one end of the inclined plate is provided on the inner wall of the hot melt box, and the other end of the inclined plate is connected to the upper end of the drain port.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, firstly, the movable block is controlled to stand upright by pushing the wrench, so that the fixed rod pulls the limit block on the pull rod to disengage from the positioning hole, thereby realizing the rapid disassembly of the filter frame and facilitating the cleaning of the filter. At the same time, when the filter needs to be repaired or replaced, the installation operation of the filter is simple, which saves time and improves the overall detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional schematic diagram of a detection device for testing the purity of polyethylene wax samples proposed by the utility model;

[0016] Figure 2 This is a schematic plan view of a detection device for testing the purity of polyethylene wax samples proposed by the utility model;

[0017] Figure 3This is a schematic diagram of the structure inside a hot melt box in a detection device for polyethylene wax sample purity inspection proposed by the utility model;

[0018] Figure 4 This is a three-dimensional exploded view of a fixed component in a detection device for polyethylene wax sample purity inspection proposed by the utility model;

[0019] Figure 5 The utility model discloses a structural schematic diagram of a cushion block in a detection device for testing the purity of polyethylene wax samples.

[0020] Legend:

[0021] 1. Hot melt box; 11. Sealing door; 12. Observation window; 13. Drain port; 2. Filter frame; 21. Handle; 22. Insulation pad; 3. Positioning hole; 4. Moving frame; 41. Movable slot; 5. Fixed assembly; 51. Movable block; 52. Mounting slot; 53. Wrench; 54. Fixed rod; 55. Pull rod; 56. Limit block; 57. Reset spring; 6. Connecting block; 7. Lifting rod; 8. Cushion block; 81. Groove; 82. Push spring; 83. Push block; 9. Inclined plate. DETAILED DESCRIPTION

[0022] 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.

[0023] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. It can be a mechanical connection or an electrical connection. It can be directly connected, or indirectly connected through an intermediate medium, or it can be a communication between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Reference Figure 1-5 The utility model provides an embodiment: a detection device for the purity inspection of polyethylene wax samples, comprising a hot melt box 1 and a filter frame 2 arranged inside the hot melt box 1, a positioning hole 3 is opened on the outside of the filter frame 2, and the positioning holes 3 are symmetrically arranged in two groups, each group has two, a mobile frame 4 is arranged outside the filter frame 2, the opening of the positioning hole 3 is close to the mobile frame 4, and the inside of the mobile frame 4 is penetrated by a movable groove 41, and the movable groove 41 is arranged in multiple groups, and corresponds to the position of the positioning hole 3 respectively, and a fixing component 5 is arranged inside the movable groove 41;

[0025] The fixing assembly 5 includes a movable block 51 movably arranged on a side of the movable frame 4 away from the filter frame 2, a mounting groove 52 is formed through one side of the movable block 51, a wrench 53 is provided on the side of the movable block 51 away from the mounting groove 52, and the horizontal movable block 51 can be erected by pulling the wrench 53, a fixing rod 54 is provided inside the mounting groove 52, the fixing rod 54 is vertically arranged inside the mounting groove 52, and a pull rod 55 is movably sleeved outside the fixing rod 54, and one end of the pull rod 55 extends to the inside of the movable groove 41 , and connected with a limiting block 56, the pull rod 55 is slidably connected with the movable frame 4, the limiting block 56 is inserted into the positioning hole 3, so that the filter frame 2 and the movable frame 4 are stably connected, and a reset spring 57 is provided on the outer sleeve of the pull rod 55, one end of the reset spring 57 is connected to the inside of the limiting block 56, and the other end of the reset spring 57 is connected to the inside of the mounting groove 52. By pushing the wrench 53 to control the movable block 51 to stand up, the fixed rod 54 pulls the limiting block 56 on the pull rod 55 out of the positioning hole 3, and the filter frame 2 is disassembled.

[0026] A sealed door 11 is provided on the top of the hot melt box 1, and the sealed door 11 is movably provided on the hot melt box 1. An observation window 12 is provided on the outer wall of the hot melt box 1, and the state of the sample when melting is observed through the observation window 12. A drain port 13 is provided at the bottom of the hot melt box 1, and the drain port 13 discharges the melted sample emulsion.

[0027] A handle 21 is provided on the top side of the filter frame 2, and a heat insulating pad 22 is provided on the outer cover of the handle 21. The handle 21 is convenient for placing and taking out the filter frame 2, and the heat insulating pad 22 prevents burns when taking it out.

[0028] A connecting block 6 is provided on the side of the movable frame 4 away from the filter frame 2. Two connecting blocks 6 are symmetrically provided. Lifting rods 7 are respectively provided on the tops of the two connecting blocks 6. A servo motor is provided on the tops of the lifting rods 7. The servo motor is provided inside the hot melt box 1. The movable frame 4 is driven to move by the lifting rods 7, so that the movable frame 4 moves vertically inside the hot melt box 1.

[0029] A pad 8 is provided at the bottom end of the movable frame 4, one end of the pad 8 protrudes from the movable frame 4 and extends to the inner side of the movable frame 4, and fits the filter frame 2. A groove 81 is provided inside the end of the pad 8 that fits the filter frame 2, and a push spring 82 is installed inside the groove 81. A push block 83 is connected to the upper end of the push spring 82. The push block 83 is driven by the push spring 82 to push the filter frame 2, so that the filter frame 2 pops out for easy taking.

[0030] An inclined plate 9 is provided at the lower end of the hot melt box 1, one end of the inclined plate 9 is provided on the inner wall of the hot melt box 1, and the other end of the inclined plate 9 is connected to the upper end of the drain port 13, so that the melted sample can be discharged faster and cleaner under the action of gravity.

[0031] Working principle: first, by pushing the wrench 53, the movable block 51 is rotated 90 degrees and erected, driving the fixed rod 54 to drive the pull rod 55, so that the limit block 56 is retracted into the movable groove 41, grasp the handle 21 and place the filter frame 2 in the middle of the movable frame 4, press the filter frame 2 downward, and push the wrench 53 again to restore the movable block 51 to its original position. At this time, the reset spring 57 pushes the limit block 56 into the positioning hole 3, so that the filter frame 2 and the movable frame 4 are stably connected, thereby realizing the installation of the filter frame 2. Similarly, by pushing the wrench 53, the movable block 51 is rotated 90 degrees and erected, driving the fixed rod 54 to drive the pull rod 55, so that the limit block 56 is retracted into the movable groove 41. At this time, the push spring 82 pushes the push block 83 to pop the filter frame 2 out of the movable frame 4, thereby realizing the disassembly of the filter frame 2.

[0032] 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 detection device for testing the purity of a polyethylene wax sample, comprising a hot melt box (1) and a filter frame (2) arranged inside the hot melt box (1), characterized in that: The outer side of the filter frame (2) is provided with a positioning hole (3), the outer side of the filter frame (2) is provided with a movable frame (4), the interior of the movable frame (4) is provided with a movable groove (41) penetrating therethrough, and the interior of the movable groove (41) is provided with a fixing component (5); The fixing assembly (5) comprises a movable block (51) movably arranged on a side of the movable frame (4) away from the filter frame (2); a mounting groove (52) is formed through one side of the movable block (51); a wrench (53) is provided on the side of the movable block (51) away from the mounting groove (52); a fixing rod (54) is provided inside the mounting groove (52); a pull rod (55) is movably sleeved outside the fixing rod (54); one end of the pull rod (55) extends to the inside of the movable groove (41) and is connected to a limiting block (56); and a return spring (57) is sleeved outside the pull rod (55).

2. A detection device for testing the purity of polyethylene wax samples according to claim 1, characterized in that: The top of the hot melt box (1) is provided with a sealed door (11), the outer wall of the hot melt box (1) is provided with an observation window (12), and the bottom of the hot melt box (1) is provided with a liquid discharge port (13).

3. A detection device for testing the purity of polyethylene wax samples according to claim 1, characterized in that: A handle (21) is provided on the top side of the filter frame (2), and a heat insulation pad (22) is provided on the outside of the handle (21).

4. A detection device for testing the purity of polyethylene wax samples according to claim 1, characterized in that: A connecting block (6) is arranged on the side of the movable frame (4) away from the filter frame (2), and a lifting rod (7) is arranged on the top of the connecting block (6).

5. A detection device for testing the purity of polyethylene wax samples according to claim 1, characterized in that: A cushion block (8) is arranged at the bottom end of the movable frame (4), a groove (81) is arranged inside the cushion block (8), a push spring (82) is installed inside the groove (81), and a push block (83) is connected to the upper end of the push spring (82).

6. A detection device for testing the purity of polyethylene wax samples according to claim 1, characterized in that: An inclined plate (9) is arranged at the lower end of the interior of the hot melt box (1), one end of the inclined plate (9) is arranged on the inner wall of the hot melt box (1), and the other end of the inclined plate (9) is connected to the upper end of the drain port (13).

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