Antistatic polyester needled felt

Abstract

The utility model relates to the technical field of anti-static polyester needled felt, in particular to an anti-static polyester needled felt which comprises an anti-static polyester needled felt body and a protection frame set, fixing rings are arranged at the upper end and the lower end of the anti-static polyester needled felt body, and sealing rings are connected between the fixing rings and the anti-static polyester needled felt body in a sleeved mode. The protection frame set is arranged on the periphery of the outer portion of the anti-static polyester needled felt body, and a supporting ring frame is arranged between the protection frame set and the fixing ring. The anti-static polyester needled felt has the beneficial effects that through structural use of the protective frame set, the stability of the overall structure in the use process of the anti-static polyester needled felt body can be guaranteed, meanwhile, a certain degree of structural protection can be achieved, meanwhile, any end of the anti-static polyester needled felt body can be fixedly connected with the output end of equipment through use of a fixing ring and a sealing ring, and the anti-static polyester needled felt is convenient to use. And the protection frame group is matched with the supporting ring frame for use, so that the anti-static polyester needled felt main bodies can be conveniently stacked and stored.

Description

Technical Field

[0001] The utility model relates to the field of antistatic polyester needle-punched felt, in particular to an antistatic polyester needle-punched felt. Background Art

[0002] Polyester antistatic needle felt is resistant to acid, alkali, oxidation, high tensile strength, good resistance to moisture and heat, mildew and can adapt to high working temperature. According to the use requirements of the fabric, polyester antistatic needle felt uses raw materials of different specifications and different organizational structures to form various products with different filtering performance and appearance. Among them, short fiber filter cloth has a wide range of uses;

[0003] Polyester antistatic needle felt products are mainly used in chemical, metallurgical, food, pharmaceutical, building materials, mining and other industries such as bag filter, plate and frame filter press, belt filter, vacuum filtration and smoke dust removal and other solid-liquid separation, solid-gas separation equipment supporting use;

[0004] When industrial dust reaches a certain concentration, it is very easy to cause explosion and fire if it encounters static discharge sparks or external ignition. For example, flour dust, chemical dust, coal dust, etc. may explode if they encounter static discharge. In the field of bag dust removal, if these dusts need to be collected by cloth bags, the filter bags used to make dust removal bags are required to have anti-static properties.

[0005] Conventional filter bags made of antistatic polyester needle-punched felt have a relatively simple structure. At the same time, the structural support is limited by the material factors. They are easily deformed or damaged by external factors during use, lacking structural support and protection. Utility Model Content

[0006] The utility model aims to provide an antistatic polyester needle-punched felt to solve the problems raised in the above-mentioned background technology.

[0007] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0008] An antistatic polyester needle felt, the antistatic polyester needle felt comprising: an antistatic polyester needle felt body and a protective frame group, the upper and lower ends of the antistatic polyester needle felt body are provided with fixing rings, and a sealing ring is sleeved between the fixing ring and the antistatic polyester needle felt body, the protective frame group is arranged around the outside of the antistatic polyester needle felt body, and a supporting ring frame is arranged between the protective frame group and the fixing ring, the protective frame group comprises a first protective ring, a reinforcement sleeve, a support rod, a fixing nut and a second protective ring, the middle of the first protective ring is penetrated by a reinforcement sleeve, and the edge of the first protective ring is provided with a support rod in a circular array, and the upper and lower ends of the connection between the support rod and the first protective ring are threadedly connected with fixing nuts, and the middle section of the support rod is connected with the second protective ring.

[0009] Preferably, the antistatic polyester needle felt body is provided with a cylindrical sleeve structure, and the fixing ring is movably connected to the antistatic polyester needle felt body, and the inner diameter size structure of the sealing ring matches the outer diameter size structure of the antistatic polyester needle felt body.

[0010] Preferably, the fixing ring comprises a first ring frame, a second ring frame, a connecting ear and a fixing bolt, the second ring frame is connected to one side of the first ring frame, and the second ring frame and the left and right sides of the first ring frame are both provided with connecting ears, and a fixing bolt passes horizontally through the middle of the connecting ear.

[0011] Preferably, the second ring frame has the same structure as the first ring frame, and the connecting ears are respectively arranged as an integral structure with the first ring frame and the second ring frame, and the fixing bolts are threadedly connected to the connecting ears.

[0012] Preferably, the upper and lower ends of the support rod are connected with a first protective ring, a reinforcement sleeve and a second protective ring, and the support rod is arranged in a sliding insertion structure with the first protective ring, the reinforcement sleeve and the second protective ring.

[0013] Preferably, the support rod and the fixing nut are connected by threads, and the first protective ring and the reinforcement sleeve are connected by a fixed connection structure.

[0014] Preferably, the inner diameters of the first guard ring and the second guard ring match the outer diameter structure of the antistatic polyester needle felt body, and there are six groups of vertical annular arrays of support rods around the first guard ring.

[0015] Preferably, the support ring frame includes an inner ring, a connecting pile, an outer ring and a support block, the outer diameter surface of the inner ring has a ring array with connecting piles, and the side of the connecting pile away from the inner ring is connected to the outer ring, and the outer diameter surface of the outer ring has a ring array with a support block.

[0016] Preferably, the inner connecting ring and the outer connecting ring are arranged in a concentric circle structure, and the connecting pile annular array has six groups between the inner connecting ring and the outer connecting ring, and the three are arranged in an integrated structure.

[0017] Preferably, the support blocks are arranged vertically on the outer diameter surface of the outer ring and are provided in six groups, and the outer ring and the support blocks are fixedly connected, the inner diameter size of the inner ring matches the outer diameter size of the antistatic polyester needle felt body, and the inner ring and the antistatic polyester needle felt body are movably connected.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The antistatic polyester needle punched felt proposed by the utility model has a protective frame group arranged on the outer side of the antistatic polyester needle punched felt body. When in use, the antistatic polyester needle punched felt body only needs to be inserted in the vertical direction into the first protective ring provided with a reinforcing sleeve and the inner center of the second protective ring. At the same time, the first protective ring and the second protective ring can be moved and adjusted along the surface of the support rod within a certain range according to the length of the antistatic polyester needle punched felt body, and then the first protective ring and the support rod can be fixedly connected using a fixing nut. Through the use of the above structure, on the one hand, it can be ensured that the overall structure of the antistatic polyester needle punched felt body can maintain stability to the greatest extent during use, so as to obtain full contact with the medium therein as much as possible, thereby achieving effective filtration. On the other hand, the above structure can also, to a certain extent, provide structural protection for the antistatic polyester needle punched felt body in use to avoid direct damage to it by external factors.

[0020] The antistatic polyester needle felt proposed by the utility model is characterized in that a fixing ring and a sealing ring are symmetrically arranged at the upper and lower ends of the antistatic polyester needle felt body. When one end of the antistatic polyester needle felt body needs to be connected to the output end of the equipment, it is only necessary to sleeve the sealing ring on the outer side of one end of the antistatic polyester needle felt body, and then sleeve the one end of the antistatic polyester needle felt body sleeved with the sealing ring with the pipeline structure of the output end of the equipment, and then use the first ring frame and the second ring frame to clamp the connection between the antistatic polyester needle felt body and the equipment on the left and right, and align the connecting ears with each other, and finally use the fixing bolts to screw into the connecting ears on both sides of the first ring frame and the second ring frame, so that the one end of the antistatic polyester needle felt body is connected and fixed to the output end of the equipment with the entire fixing ring. By using the above structure, on the one hand, the antistatic polyester needle felt body and the output end of the equipment can be provided with connection firmness to the greatest extent, and the structural connection can maintain sufficient stability. On the other hand, the connection and fixation of the above structure also ensures the structural sealing of the connection to avoid leakage.

[0021] The antistatic polyester needle felt proposed by the utility model is provided with a supporting ring frame at a position between a fixed ring and a protective frame group, wherein under the structural connection of the connecting pile, the inner ring and the outer ring arranged in a concentric circle structure can maintain sufficient structural support and structural stability, and at the same time, with the use of six groups of support blocks in a circular array on the outer diameter of the outer ring, a horizontal placement bracket can be provided for the entire antistatic polyester needle felt body. On the one hand, the above structure can effectively protect the frame group and ensure the structural strength of the antistatic polyester needle felt body between the fixed rings. On the other hand, through the use of the above structure, several antistatic polyester needle felt bodies can be stacked on each other, and the structural use of the protective frame group can form a structural support to ensure the stability of the stacked storage of several antistatic polyester needle felt bodies. Even if the structure collapses, the structural use of the supporting ring frame and the protective frame group can provide effective falling protection for the antistatic polyester needle felt body to the greatest extent, and minimize structural damage. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the fixing ring of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the protective frame assembly of the utility model;

[0025] Figure 4 This is a schematic diagram of the support ring frame structure of the utility model.

[0026] In the figure: 1. antistatic polyester needle felt body; 2. fixing ring; 201. first ring frame; 202. second ring frame; 203. connecting ear; 204. fixing bolt; 3. sealing ring; 4. protective frame assembly; 401. first protective ring; 402. reinforcement sleeve; 403. support rod; 404. fixing nut; 405. second protective ring; 5. supporting ring frame; 501. inner connecting ring; 502. connecting pile; 503. outer connecting ring; 504. supporting block. DETAILED DESCRIPTION

[0027] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of 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.

[0028] Embodiment 1

[0029] See also Figure 1-Figure 4 , the utility model provides a technical solution:

[0030] An antistatic polyester needle felt, the antistatic polyester needle felt comprising: an antistatic polyester needle felt body 1 and a protective frame group 4, the upper and lower ends of the antistatic polyester needle felt body 1 are both provided with fixing rings 2, and a sealing ring 3 is sleeved between the fixing ring 2 and the antistatic polyester needle felt body 1, the protective frame group 4 is arranged around the outside of the antistatic polyester needle felt body 1, and a supporting ring frame 5 is arranged between the protective frame group 4 and the fixing ring 2, the protective frame group 4 comprises a first protective ring 401, a reinforcement sleeve 402, a support rod 403, a fixing nut 404 and a second protective ring 405, a reinforcement sleeve 402 runs through the middle of the first protective ring 401, and a support rod 403 is arranged in a circular array at the edge of the first protective ring 401, and the upper and lower ends of the connection between the support rod 403 and the first protective ring 401 are both threadedly connected with a fixing nut 404, and the middle section of the support rod 403 is connected with a second protective ring 405, and the upper and lower ends of the support rod 403 are both connected with the first protective ring 401, the reinforcement sleeve 402 and the second protective ring 405 , and the support rod 403 is arranged in a sliding insertion structure with the first protective ring 401, the reinforcement sleeve 402 and the second protective ring 405, the support rod 403 is threadedly connected with the fixing nut 404, and the first protective ring 401 and the reinforcement sleeve 402 are fixedly connected. The inner diameter dimensions of the first protective ring 401 and the second protective ring 405 match the outer diameter dimension structure of the anti-static polyester needle felt body 1, and the vertical annular array of the support rod 403 has six groups around the first protective ring 401. When in use, it is only necessary to insert the anti-static polyester needle felt body 1 in the vertical direction into the first protective ring 401 with the reinforcement sleeve 402 and the inner center of the second protective ring 405. At the same time, according to the length of the anti-static polyester needle felt body 1, the first protective ring 401 and the second protective ring 405 can be moved and adjusted along the surface of the support rod 403 within a certain range, and then the fixing nut 404 can be used to fix the first protective ring 401 and the support rod 403.

[0031] Embodiment 2

[0032] On the basis of Example 1, the antistatic polyester needle felt body 1 is arranged with a cylindrical sleeve structure, and the fixing ring 2 is movably connected to the antistatic polyester needle felt body 1, and the inner diameter size structure of the sealing ring 3 matches the outer diameter size structure of the antistatic polyester needle felt body 1, the fixing ring 2 includes a first ring frame 201, a second ring frame 202, a connecting ear 203 and a fixing bolt 204, one side of the first ring frame 201 is connected with the second ring frame 202, and the second ring frame 202 and the left and right sides of the first ring frame 201 are both provided with connecting ears 203, and the middle part of the connecting ear 203 is horizontally penetrated by a fixing bolt 204, the second ring frame 202 has the same structure as the first ring frame 201, and the connecting ears 203 are respectively connected to the first ring frame 201 and the second ring frame 202. The antistatic polyester needle felt body 1 is provided with a body structure, and the fixing bolt 204 is threadedly connected to the connecting ear 203. When one end of the antistatic polyester needle felt body 1 needs to be connected to the output end of the device, it is only necessary to sleeve the sealing ring 3 on the outside of one end of the antistatic polyester needle felt body 1, and then sleeve the one end of the antistatic polyester needle felt body 1 sleeved with the sealing ring 3 with the pipeline structure of the output end of the device, and then use the first ring frame 201 and the second ring frame 202 to clamp the connection between the antistatic polyester needle felt body 1 and the device on the left and right, and align the connecting ears 203 with each other, and finally use the fixing bolt 204 to screw into the connecting ears 203 on both sides of the first ring frame 201 and the second ring frame 202, so that the entire fixing ring 2 is used to connect and fix one end of the antistatic polyester needle felt body 1 to the output end of the device.

[0033] Embodiment 3

[0034] On the basis of the second embodiment, the support ring frame 5 includes an inner ring 501, a connecting pile 502, an outer ring 503 and a support block 504, the outer diameter surface of the inner ring 501 is provided with a connecting pile 502 in an annular array, and the side of the connecting pile 502 away from the inner ring 501 is connected to the outer ring 503, and the outer diameter surface of the outer ring 503 is provided with a supporting block 504 in an annular array, the inner ring 501 and the outer ring 503 are arranged in a concentric circle structure, and the connecting pile 502 annular array has six groups between the inner ring 501 and the outer ring 503 and the three are arranged in an integrated structure, and the supporting block 504 is arranged vertically on the outer diameter of the outer ring 503. Six groups are arranged on the surface, and the outer ring 503 is fixedly connected to the support block 504, the inner diameter of the inner ring 501 matches the outer diameter of the antistatic polyester needle felt body 1, and the inner ring 501 is movably connected to the antistatic polyester needle felt body 1, wherein under the structural connection of the connecting pile 502, the inner ring 501 and the outer ring 503 arranged in a concentric circle structure can maintain sufficient structural support and structural stability, and at the same time, the use of six groups of support blocks 504 in a circular array on the outer diameter of the outer ring 503 can provide a horizontal placement bracket for the entire antistatic polyester needle felt body 1.

[0035] In actual use, if it is necessary to connect the two ends of the antistatic polyester needle felt body 1 to the equipment, firstly, the two sealing rings 3 are respectively sleeved on the two end surfaces of the antistatic polyester needle felt body 1, and then one end of the antistatic polyester needle felt body 1 with each sealing ring 3 is directly sleeved on the output end of the equipment;

[0036] Then, the first ring frame 201 and the second ring frame 202 are clamped from the left and right sides of the sealing ring 3 respectively, and the connecting ears 203 on both sides of the first ring frame 201 and the second ring frame 202 are aligned with each other, and the fixing bolts 204 are screwed into the connecting ears 203, so that the antistatic polyester needle felt body 1 is connected and fixed to the output end of the equipment through the use of the fixing ring 2 to ensure the subsequent filtering use;

[0037] According to the use requirements, in order to ensure the structural stability and safety of the antistatic polyester needle felt body 1 when in use, the antistatic polyester needle felt body 1 can be inserted into the inner center of the first protective ring 401, the reinforcement sleeve 402 and the second protective ring 405 before being connected and fixed with the equipment. At the same time, according to the length of the antistatic polyester needle felt body 1, the first protective ring 401 and the second protective ring 405 are moved and adjusted to appropriate positions along the surface of the support rod 403, and then the first protective ring 401 connected with the reinforcement sleeve 402 and the support rod 403 are fixed by the fixing bolts 204 on the edge of the first protective ring 401, so that the entire protective frame group 4 maintains structural stability and provides effective structural protection for the antistatic polyester needle felt body 1, and the above-mentioned fixing ring 2 and sealing ring 3 are used to install them, and they are connected to the two ends of the antistatic polyester needle felt body 1 and connected to the output end of the equipment;

[0038] When the antistatic polyester needle felt body 1 needs to be stacked and stored, the above-mentioned installation method of the protective frame group 4 is used, and after connection and adjustment, the two groups of support ring frames 5 are respectively sleeved on the two ends of the antistatic polyester needle felt body 1 through the inner ring 501, and the outer ring 503 connected to the inner ring 501 through the connecting pile 502 is matched with the support block 504 of the annular array, so that the entire support ring frame 5 provides further structural support and protection for the antistatic polyester needle felt body 1. With the use of the protective frame group 4, it can be vertically erected on the ground for arrangement and placement, and can also be horizontally laid on the ground for stacking and placement.

[0039] 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. An antistatic polyester needle felt, characterized in that: The antistatic polyester needle felt comprises: an antistatic polyester needle felt body (1) and a protective frame group (4); the upper and lower ends of the antistatic polyester needle felt body (1) are both provided with fixing rings (2); a sealing ring (3) is sleeved between the fixing ring (2) and the antistatic polyester needle felt body (1); the protective frame group (4) is arranged around the outside of the antistatic polyester needle felt body (1); a supporting ring frame (5) is arranged between the protective frame group (4) and the fixing ring (2); the protective frame group (4) comprises a first protective frame (2); a second protective frame (3) is provided between the protective frame group (4) and the fixing ring (2); and a second protective frame (5) is provided between the protective frame group (4) and the fixing ring (2). A ring (401), a reinforcing sleeve (402), a support rod (403), a fixing nut (404) and a second protective ring (405), wherein the first protective ring (401) is penetrated by a reinforcing sleeve (402), and the edge of the first protective ring (401) is provided with a support rod (403) in a circular array, and the upper and lower ends of the connection between the support rod (403) and the first protective ring (401) are both threadedly connected with fixing nuts (404), and the middle section of the support rod (403) is connected with the second protective ring (405).

2. The antistatic polyester needle felt according to claim 1, characterized in that: The antistatic polyester needle felt body (1) is arranged in a cylindrical sleeve structure, and the fixing ring (2) is movably connected to the antistatic polyester needle felt body (1), and the inner diameter size structure of the sealing ring (3) matches the outer diameter size structure of the antistatic polyester needle felt body (1).

3. The antistatic polyester needle felt according to claim 1, characterized in that: The fixing ring (2) comprises a first ring frame (201), a second ring frame (202), a connecting ear (203) and a fixing bolt (204); one side of the first ring frame (201) is connected to the second ring frame (202); the second ring frame (202) and the first ring frame (201) are both provided with connecting ears (203) on both left and right sides; and the fixing bolt (204) is horizontally penetrated through the middle of the connecting ear (203).

4. The antistatic polyester needle felt according to claim 3, characterized in that: The second ring frame (202) has the same structure as the first ring frame (201), and the connecting ear (203) is respectively arranged with the first ring frame (201) and the second ring frame (202) in an integral structure, and the fixing bolt (204) is threadedly connected to the connecting ear (203).

5. The antistatic polyester needle felt according to claim 1, characterized in that: The upper and lower ends of the support rod (403) are connected to a first protective ring (401), a reinforcement sleeve (402) and a second protective ring (405), and the support rod (403) is arranged in a sliding arrangement with the first protective ring (401), the reinforcement sleeve (402) and the second protective ring (405).

6. The antistatic polyester needle felt according to claim 1, characterized in that: The support rod (403) and the fixing nut (404) are connected by threads, and the first protective ring (401) and the reinforcement sleeve (402) are connected by a fixed connection structure.

7. The antistatic polyester needle felt according to claim 1, characterized in that: The inner diameters of the first protective ring (401) and the second protective ring (405) are matched with the outer diameter structure of the antistatic polyester needle felt body (1), and there are six groups of vertical annular arrays of support rods (403) around the first protective ring (401).

8. The antistatic polyester needle felt according to claim 1, characterized in that: The support ring frame (5) comprises an inner connecting ring (501), a connecting pile (502), an outer connecting ring (503) and a supporting block (504); the inner connecting ring (501) has a connecting pile (502) in an annular array on its outer diameter surface, and the connecting pile (502) is connected to the outer connecting ring (503) on a side away from the inner connecting ring (501); and the outer connecting ring (503) has a supporting block (504) in an annular array on its outer diameter surface.

9. The antistatic polyester needle felt according to claim 8, characterized in that: The inner connecting ring (501) and the outer connecting ring (503) are arranged in a concentric circle structure, and the connecting pile (502) has six groups of annular arrays between the inner connecting ring (501) and the outer connecting ring (503), and the three are arranged in an integrated structure.

10. The antistatic polyester needle felt according to claim 8, characterized in that: The support blocks (504) are arranged vertically on the outer diameter surface of the outer ring (503) and are provided in six groups, and the outer ring (503) and the support blocks (504) are fixedly connected, the inner diameter size of the inner ring (501) matches the outer diameter size of the antistatic polyester needle felt body (1), and the inner ring (501) and the antistatic polyester needle felt body (1) are movably connected.

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