Filtering device

Abstract

The utility model relates to the technical field of food detection, in particular to a filtering device. Comprising a feeding pipe, a discharging pipe, a supporting frame, two filtering frames and a plurality of sets of fixing modules, the feeding pipe and the discharging pipe are fixedly connected with the supporting frame and located in the supporting frame, the two filtering frames are arranged on the feeding pipe and the discharging pipe in an up-down mode, and the supporting frame is provided with a plurality of fixing holes. The fixing module comprises a movable seat, a sliding rod, an abutting spring, a limiting sleeve and an inserting column, the movable seat is fixedly connected with the filtering frame and located above the filtering frame, the sliding rod is slidably connected with the movable seat and penetrates through the movable seat and the limiting sleeve to be fixedly connected with the sliding rod, the inserting column is fixedly connected with the limiting sleeve and located on the inner side wall of the limiting sleeve, and the inserting column is connected with the fixing hole in an inserted mode. The two ends of the abutting spring are fixedly connected with the limiting sleeve and the movable seat correspondingly and arranged outside the sliding rod in a sleeving mode, the filtering frame can be conveniently mounted and dismounted, time and labor are saved, and operation is quite easy and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of food detection, in particular to a filtering device. Background Art

[0002] At present, food detection is to detect harmful substances in food according to national standards, mainly the detection of some harmful and toxic indicators, such as heavy metals, aflatoxins, etc. An important aspect of food science and engineering is to introduce and apply chemical engineering unit operations, and develop and form food engineering unit operations, so as to promote the development of the food industry in the direction of large-scale, continuous and automated. During the food detection process, it is necessary to dissolve and stir the food, and then filter the filtered sample for inspection. Common filtering devices for food detection generally use the self-gravity of food to automatically drip and filter the scraps or solutions in the food. However, the existing filtering devices have fixed structures, are not convenient for installation and disassembly, and the filtering parts are not convenient to replace, which brings inconvenience to use.

[0003] In the prior art patent CN212467324U, a filtering device for food detection is disclosed. By setting a support rod, a feeding rack, a filtering rack and a discharging pipe, food is fed into the feeding pipe on the feeding rack, and after passing through the filter screens on each filtering rack in turn, it is discharged from the discharging pipe. The impurities are filtered out by multiple filter screens. The filtering rack and each support rod are fixedly connected by bolts. It is convenient for installation and disassembly. Just pass the bolt through the positioning plate on the filtering rack and the through hole on the support rod and then tighten the nut, and the filtering rack can be quickly installed and disassembled, that is, it is convenient to install and replace the filter screen.

[0004] However, in the above method, the fixation of the filtering rack requires the use of a large number of bolts and nuts to be tightened, resulting in more time and labor required in the installation and disassembly process of the filtering rack, and the operation is relatively inconvenient. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a filtering device, aiming to solve the technical problem that the fixation of the filtering rack in the prior art requires the use of a large number of bolts and nuts to be tightened, resulting in more time and labor required in the installation and disassembly process of the filtering rack, and the operation is relatively inconvenient.

[0006] To achieve the above purpose, a filtering device adopted by the utility model includes a feeding pipe, a discharging pipe, a support frame, two filtering racks and multiple groups of fixing modules. The feeding pipe and the discharging pipe are both fixedly connected to the support frame and are both located inside the support frame. The two filtering racks are arranged between the feeding pipe and the discharging pipe and are arranged up and down. The support frame has multiple fixing holes. Each group of fixing modules is respectively arranged on the corresponding filtering rack and is respectively connected to the corresponding fixing hole;

[0007] The fixing module includes a movable seat, a sliding rod, a resisting spring, a limiting sleeve and a plugging column. The movable seat is fixedly connected to the filter rack and is located above the filter rack. The sliding rod is slidably connected to the movable seat and penetrates through the movable seat. The limiting sleeve is fixedly connected to the sliding rod. The plugging column is fixedly connected to the limiting sleeve and is located on the inner side wall of the limiting sleeve. The plugging column is plugged into the fixing hole. Two ends of the resisting spring are respectively fixedly connected to the limiting sleeve and the movable seat and are sleeved outside the sliding rod.

[0008] Wherein, the fixing module further includes a positioning block. The positioning block is fixedly connected to the support frame and is located on the outer side wall of the support frame. The filter rack is located above the positioning block.

[0009] Wherein, the fixing module further includes a stop block. The stop block is fixedly connected to the sliding rod and is located at one end of the sliding rod away from the limiting sleeve.

[0010] Wherein, the fixing module further includes a pressing rod. The pressing rod is fixedly connected to the limiting sleeve and is located below the limiting sleeve.

[0011] Wherein, the fixing module further includes a squeezing sponge. The squeezing sponge is fixedly connected to the limiting sleeve and is located on the inner side wall of the limiting sleeve.

[0012] In a filtering device of the present utility model, food is introduced from the feeding pipe, passes through the filter meshes in each of the filter racks in sequence, and then is discharged from the discharging pipe. Impurities are filtered out by multiple filter meshes. When fixing the filter rack in the support frame, first place the filter rack in the support frame, and then pull two of the limiting sleeves on the filter rack. Each limiting sleeve drives the sliding rod to slide on the movable seat, and the resisting spring is compressed. At the same time, make the two limiting sleeves approach the two round rods of the support frame, and align the plugging column in each limiting sleeve with the fixing hole of the support frame. Then release the limiting sleeve, and use the resilience of the resisting spring to tightly press the limiting sleeve against the outer wall of the round rod. The plugging column enters the fixing hole, so that the filter rack is installed in the support frame. When disassembling, pull the limiting sleeve on the filter rack, so that the limiting sleeve is separated from the support frame, and then disassemble the filter rack in the support frame. Through the above method, it is realized that the installation and disassembly of the filter rack can be facilitated, time and labor are saved, and the operation is very simple. Description of the Drawings

[0013] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0014] Figure 1 is a schematic structural diagram of the filtering device of the present invention.

[0015] Figure 2 is a front view of the structure of the filtering device of the present invention.

[0016] Figure 3 is a side view of the structure of the filtering device of the present invention.

[0017] Figure 4 is of the present invention Figure 3 structural sectional view taken along line A-A.

[0018] Figure 5 is of the present invention Figure 4 local enlarged view of part B.

[0019] 101 - Feed pipe, 102 - Discharge pipe, 103 - Support frame, 104 - Filter frame, 105 - Movable seat, 106 - Slide bar, 107 - Resisting spring, 108 - Limiting sleeve, 109 - Positioning block, 110 - Stopper, 111 - Pressing rod, 112 - Extruded sponge, 113 - Fixing hole, 114 - Insertion post. Detailed implementation manners

[0020] The following will describe in detail the embodiments of the present invention. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals indicate the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are intended to explain the present invention, and should not be construed as limiting the present invention.

[0021] Please refer to Figures 1 to 5 , the present invention provides a filtering device, including a feed pipe 101, a discharge pipe 102, a support frame 103, two filter frames 104 and multiple groups of fixing modules. The feed pipe 101 and the discharge pipe 102 are both fixedly connected to the support frame 103 and are both located inside the support frame 103. The two filter frames 104 are arranged between the feed pipe 101 and the discharge pipe 102 and are arranged vertically. The support frame 103 has a plurality of fixing holes 113. Each group of fixing modules is respectively arranged on the corresponding filter frame 104 and is respectively connected to the corresponding fixing hole 113;

[0022] The fixing module includes a movable seat 105, a sliding rod 106, a resisting spring 107, a limiting sleeve 108 and a plugging column 114. The movable seat 105 is fixedly connected to the filter rack 104 and is located above the filter rack 104. The sliding rod 106 is slidably connected to the movable seat 105 and penetrates through the movable seat 105. The limiting sleeve 108 is fixedly connected to the sliding rod 106. The plugging column 114 is fixedly connected to the limiting sleeve 108 and is located on the inner side wall of the limiting sleeve 108. And the plugging column 114 is plugged into the fixing hole 113. Both ends of the resisting spring 107 are fixedly connected to the limiting sleeve 108 and the movable seat 105 respectively and are sleeved outside the sliding rod 106.

[0023] In this embodiment, it is discharged from the discharge pipe 102 after passing through the filter meshes in each of the filter racks 104 in sequence, and impurities are filtered out by multiple filter meshes. When fixing the filter rack 104 in the support frame 103, first place the filter rack 104 in the support frame 103, and pull the two limiting sleeves 108 on the filter rack 104. Each limiting sleeve 108 drives the sliding rod 106 to slide on the movable seat 105, and the resisting spring 107 is compressed. At the same time, make the two limiting sleeves 108 approach the two round rods of the support frame 103, and align the plugging column 114 in each limiting sleeve 108 with the fixing hole 113 of the support frame 103. Then release the limiting sleeve 108, and use the resilience of the resisting spring 107 to tightly press the limiting sleeve 108 against the outer wall of the round rod, and the plugging column 114 enters the fixing hole 113, so that the filter rack 104 is installed in the support frame 103. When disassembling, pull the limiting sleeve 108 on the filter rack 104, so that the limiting sleeve 108 is separated from the support frame 103, and then disassemble the filter rack 104 in the support frame 103. Through the above method, it is realized that the filter rack 104 can be easily installed and disassembled, saving time and effort, and the operation is very simple.

[0024] Furthermore, the fixing module further includes a positioning block 109. The positioning block 109 is fixedly connected to the support frame 103 and is located on the outer side wall of the support frame 103. The filter rack 104 is located above the positioning block 109.

[0025] In this embodiment, by arranging the positioning block 109 on the support frame 103, the positioning block 109 positions and supports the filter rack 104 in the support frame 103, and there is no need for personnel to hold the filter rack 104 for a long time, which is convenient for fixing the filter rack 104 in the support frame 103.

[0026] Further, the fixing module further includes a stopper 110, which is fixedly connected to the sliding rod 106 and is located at an end of the sliding rod 106 away from the limiting sleeve 108.

[0027] In this embodiment, by providing the stopper 110 on the sliding rod 106, the stopper 110 can limit the moving range of the sliding rod 106 on the limiting sleeve 108, preventing the sliding rod 106 from detaching from the limiting sleeve 108.

[0028] Further, the fixing module further includes a pressing rod 111, which is fixedly connected to the limiting sleeve 108 and is located below the limiting sleeve 108.

[0029] In this embodiment, by providing the pressing rod 111 outside the limiting sleeve 108, the pressing rod 111 facilitates driving the limiting sleeve 108 to move.

[0030] Further, the fixing module further includes a squeezing sponge 112, which is fixedly connected to the limiting sleeve 108 and is located on the inner side wall of the limiting sleeve 108.

[0031] In this embodiment, by providing the squeezing sponge 112 inside the limiting sleeve 108, the squeezing sponge 112 can increase the friction between the limiting sleeve 108 and the support frame 103, and can further stabilize the filter frame 104 in the support frame 103.

[0032] The above-disclosed is only a preferred embodiment of the present invention. Of course, it cannot be used to limit the scope of the rights of the present invention. Those of ordinary skill in the art can understand the implementation of all or part of the above processes, and the equivalent changes made according to the claims of the present invention still fall within the scope covered by the present invention.

Claims

1. A filtering device, comprising a feed pipe, a discharge pipe, a support frame and two filter frames, wherein the feed pipe and the discharge pipe are both fixedly connected to the support frame and are both located in the support frame, and the two filter frames are arranged between the feed pipe and the discharge pipe and are arranged up and down, characterized in that: It also includes a plurality of groups of fixing modules, the support frame has a plurality of fixing holes, each group of the fixing modules is respectively arranged on the corresponding filter frame and respectively connected to the corresponding fixing holes; The fixing module includes a movable seat, a sliding rod, a supporting spring, a limiting sleeve and a plug-in column. The movable seat is fixedly connected to the filter frame and is located above the filter frame. The sliding rod is slidably connected to the movable seat and passes through the movable seat. The limiting sleeve is fixedly connected to the sliding rod. The plug-in column is fixedly connected to the limiting sleeve and is located on the inner wall of the limiting sleeve, and the plug-in column is plugged into the fixing hole. The two ends of the supporting spring are respectively fixedly connected to the limiting sleeve and the movable seat, and are sleeved on the outside of the sliding rod.

2. The filtering device according to claim 1, characterized in that The fixing module further comprises a positioning block, which is fixedly connected to the supporting frame and is located on the outer side wall of the supporting frame, and the filter frame is located above the positioning block.

3. The filtering device according to claim 2, characterized in that The fixing module further comprises a stopper, which is fixedly connected to the sliding rod and is located at an end of the sliding rod away from the limiting sleeve.

4. The filtering device according to claim 3, characterized in that The fixing module further comprises a pressing rod, which is fixedly connected to the limiting sleeve and is located below the limiting sleeve.

5. The filtering device according to claim 4, characterized in that The fixing module further comprises a squeeze sponge, which is fixedly connected to the limiting sleeve and is located on the inner side wall of the limiting sleeve.

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