Detachable flange

Abstract

The utility model discloses a detachable flange which comprises a connecting cover, a flange body, a flange cover and a flange body. A mounting groove is formed in one end face of the connecting cover. The lining plate is detachably connected into the mounting groove, and the end face, deviating from the connecting cover, of the lining plate protrudes out of the mounting groove, the whole flange does not need to be replaced, the use and maintenance cost is reduced, rapid repositioning and connection of the lining plate can be achieved through the groove structure of the mounting groove, the service life of the lining plate is prolonged, and the service life of the lining plate is prolonged. The connecting structure is compact, and the practicability is higher.

Description

Technical Field

[0001] The utility model relates to a sealing structure, in particular to a detachable flange. Background Art

[0002] In cases where a flange head is required in a container for storing liquid, such as a grinding tank of a grinding device. There are various forms and materials of flange heads. In the case of internal rotational movement and intense collision, a lining with better protection and wear resistance will be adopted. However, the lining plate and the flange head need to be bonded with an adhesive. At the beginning, the bonding effect is good. As time goes by, the lining plate and the flange head are prone to fall off. In addition, the container may be heated or cooled frequently. Under the action of thermal expansion and contraction, the adhesion of the adhesive is prone to fail, resulting in damage and sealing failure. It can be seen that the current flange head is more troublesome in installation and maintenance, and the use and maintenance cost is relatively high. There is an urgent need for a flange head that can be easily disassembled and assembled for use. Summary of the Utility Model

[0003] The purpose of the utility model is to provide a detachable flange to solve one or more technical problems in the prior art, and at least provide a beneficial choice or create conditions.

[0004] The solution of the utility model to solve its technical problems is as follows:

[0005] A detachable flange, comprising: a connecting cover, on one end surface of which there is provided an installation groove; a lining plate, which is detachably connected to the installation groove, and one end surface of the lining plate facing away from the connecting cover protrudes outward from the installation groove.

[0006] This technical solution has at least the following beneficial effects: An installation groove that cooperates with the lining plate is provided on the connecting cover. During assembly, the installation groove can be used to quickly position and assemble the lining plate. During use, the connecting cover is connected to the mouth of an external container, and the lining plate is arranged on the side facing the inside of the container. After long-term use, when the lining plate is worn and needs to be replaced, the lining plate can be replaced from the installation groove. In this way, it is not necessary to replace the entire flange, reducing the use and maintenance cost. Moreover, the groove structure of the installation groove itself can be used to quickly reposition and connect the lining plate, and the connection structure is tight, with stronger practicability.

[0007] As a further improvement of the above technical solution, the lining plate comprises a first plate body and a second plate body that can be disassembled and assembled with each other, and the second plate body is detachably connected to the bottom of the installation groove. The lining plate can be further disassembled into a first plate body and a second plate body, and different materials can be configured for the first plate body and the second plate body according to actual needs, better adapting to different requirements and effectively improving the flexibility and convenience during use.

[0008] As a further improvement of the above technical solution, the first plate body and the second plate body are respectively made of rigid materials. A plurality of first openings are provided on the first plate body, and second openings are respectively provided on the second plate body at positions opposite to the plurality of first openings. Locking screws are connected between the plurality of mutually opposite first openings and second openings. When rigid first and second plate bodies are selected according to usage requirements, the locking screws can be used to pass through the first openings on the first plate body and the second openings on the second plate body to achieve the mutual connection of the first plate body and the second plate body and the mutual fastening of the two.

[0009] As a further improvement of the above technical solution, third openings are respectively provided on the connection cover at positions opposite to the plurality of second openings, and the plurality of locking screws are respectively connected in the plurality of third openings. For the connection between the second plate body and the connection cover, the locking screws can also pass through the second openings and then be connected to the third openings, so that the first plate body and the second plate body are directly pressed and fixed on the connection cover by the locking screws.

[0010] As a further improvement of the above technical solution, plugs are connected in the plurality of first openings, and the plurality of plugs cover the locking screws. Using the plugs to block the first openings after the locking screws are installed can effectively reduce the situation of materials entering the first openings and accumulating, and better protect the heads of the locking screws.

[0011] As a further improvement of the above technical solution, the first plate body includes a plurality of sector plates arranged around the center of the installation groove, and the plurality of sector plates are respectively detachably connected to the second plate body. The first plate body can be further disassembled into different sector plates. After long-term use, different sector plates will show different degrees of wear. The sector plates with more serious damage can be replaced and maintained, which improves the convenience of disassembly, installation and maintenance and reduces the use and maintenance costs.

[0012] As a further improvement of the above technical solution, the first plate body is made of flexible material, the second plate body is made of rigid material, and the first plate body is laminated on one end face of the second plate body away from the connection cover. The flexible first plate body can improve the service life of the entire lining plate, increase the overall stability, does not contaminate the materials, and is directly laminated on the second plate body during production, which can reduce the overall weight and the installation method is simpler.

[0013] As a further improvement of the above technical solution, a plurality of anti-detachment holes are provided on the second plate body, and anti-detachment protrusions are formed on the first plate body and are fitted and connected to the plurality of anti-detachment holes. When the flexible first plate body is laminated on the second plate body, the formed anti-detachment protrusions are fitted and connected to the anti-detachment holes on the second plate body, which can further improve the stability of the connection between the first plate body and the second plate body and make it difficult for the two to separate.

[0014] As a further improvement of the above technical solution, a plurality of anti - detachment grooves are provided on the end surface of the second plate body facing the first plate body. The anti - detachment grooves can increase the roughness of the end surface of the second plate body. When the flexible first plate body is compounded with the second plate body, a part that is formed to cooperate with the anti - detachment grooves is formed, so that this part is hooked with the anti - detachment grooves, thereby further improving the stability of the connection between the first plate body and the second plate body and making it not easy for the two to separate.

[0015] As a further improvement of the above technical solution, a sealing groove is provided on the side wall of the connection cover located in the installation groove. The sealing groove extends around the installation groove, and a sealing ring is provided in the sealing groove. The sealing ring further enhances the sealing performance between the first plate body and the second plate body, effectively reducing the entry of materials into the lining plate and reducing pollution. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly describe the drawings required for the description of the embodiments. Obviously, the described drawings are only a part of the embodiments of the present invention, not all embodiments. Those skilled in the art can also obtain other design solutions and drawings based on these drawings without creative work.

[0017] Figure 1 It is an overall exploded structural schematic diagram of the present invention.

[0018] Figure 2 It is an overall assembled structural schematic diagram of the present invention.

[0019] Figure 3 It is a three - dimensional view when the first plate body of the present invention is made of flexible material.

[0020] In the drawings: 1 - connection cover, 11 - installation groove, 21 - first plate body, 211 - first opening, 212 - anti - detachment protrusion, 22 - second plate body, 221 - second opening, 222 - anti - detachment hole, 3 - locking screw, 4 - plug, 5 - sealing ring. Detailed Embodiments

[0021] The concept, specific structure and technical effects of the present utility model will be clearly and completely described below in conjunction with the embodiments and the drawings, so as to fully understand the purpose, features and effects of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, other embodiments obtained by those skilled in the art without creative efforts shall fall within the scope of protection of the present utility model. In addition, all the connection relationships mentioned in the text do not simply refer to the direct connection of components, but refer to the more optimal connection structure that can be formed by adding or reducing connection accessories according to the specific implementation situation. Each technical feature in the present invention can be combined interactively on the premise of not conflicting with each other.

[0022] Referring to Figure 1 and Figure 2 , a detachable flange includes: a connection cover 1, on one end surface of which there is provided an installation groove 11; a lining plate, which is detachably connected to the installation groove 11, and one end surface of the lining plate facing away from the connection cover 1 protrudes outward from the installation groove 11.

[0023] In this detachable flange, an installation groove 11 for cooperating with the lining plate is provided on the connection cover 1. During assembly, the installation groove 11 can be used to quickly position and assemble the lining plate. When in use, the connection cover 1 is connected to the mouth of an external container, and the lining plate is arranged on the side facing the inside of the container. After long-term use, when the lining plate is worn and needs to be replaced, the lining plate can be replaced from the installation groove 11. In this way, it is not necessary to replace the entire flange, reducing the use and maintenance costs. Moreover, the groove structure of the installation groove 11 itself can be used to quickly reposition and connect the lining plate, with a tight connection structure and stronger practicability.

[0024] In the above embodiment, the lining plate can be a whole plate. In order to better meet different usage requirements and enhance its performance, in this embodiment, the lining plate includes a first plate body 21 and a second plate body 22 that can be disassembled and assembled with each other, and the second plate body 22 is detachably connected to the bottom of the installation groove 11. The lining plate can be further disassembled into the first plate body 21 and the second plate body 22, and different materials can be configured for the first plate body 21 and the second plate body 22 according to the usage needs, better meeting different requirements and effectively improving the flexibility and convenience during use.

[0025] In the first embodiment, the first plate body 21 and the second plate body 22 are made of rigid materials respectively. For example, the first plate body 21 is made of ceramic material and the second plate body 22 is made of metal material. A plurality of first openings 211 are provided on the first plate body 21, and second openings 221 are respectively provided at positions on the second plate body 22 opposite to the plurality of first openings 211. A locking screw 3 is connected between each pair of the mutually opposite first openings 211 and second openings 221. When selecting the rigid first plate body 21 and second plate body 22 according to the usage requirements, the locking screw 3 can be passed through the first opening 211 on the first plate body 21 and the second opening 221 on the second plate body 22 to realize the mutual connection of the first plate body 21 and the second plate body 22 and the mutual fastening of the two.

[0026] In order to connect the second plate body 22 to the connection cover 1, holes can be additionally formed between the second plate body 22 and the connection cover 1 and connectors can be driven in for mutual connection. In this embodiment, third openings are respectively provided at positions on the connection cover 1 opposite to the plurality of second openings 221, and the plurality of locking screws 3 are respectively connected in the plurality of third openings. For the connection between the second plate body 22 and the connection cover 1, the locking screw 3 can also be passed through the second opening 221 and then connected to the third opening, so that the first plate body 21 and the second plate body 22 are directly pressed and fixed on the connection cover 1 by the locking screw 3.

[0027] In order to prevent part of the locking screw 3 from being directly exposed and reduce the wear of the head of the locking screw 3, in this embodiment, plugs 4 are connected in the plurality of first openings 211, and the plurality of plugs 4 cover the locking screw 3. By using the plugs 4 to block the first openings 211 after the locking screws 3 are installed, the situation of materials entering the first openings 211 and accumulating can be effectively reduced, and the head of the locking screw 3 can be better protected.

[0028] In order to further reduce the maintenance cost, in this embodiment, the first plate body 21 includes a plurality of fan-shaped plates arranged around the center of the installation groove 11, and the plurality of fan-shaped plates are respectively detachably connected to the second plate body 22. The first plate body 21 can be further split into different fan-shaped plates. After long-term use, different fan-shaped plates will show different degrees of wear. Only the fan-shaped plates with more serious damage can be replaced and maintained, which improves the convenience of disassembly and maintenance and reduces the use and maintenance cost.

[0029] In the second embodiment, the first plate body 21 is made of a flexible material, and the second plate body 22 is made of a rigid material. For example, the first plate body 21 can be made of ultra-high molecular weight polyethylene, special wear-resistant rubber or special wear-resistant polyurethane, and the second plate body 22 can be made of a metal material. The first plate body 21 is laminated on one end face of the second plate body 22 away from the connection cover 1. The flexible first plate body 21 can improve the service life of the entire lining plate, increase the overall stability, do not pollute the materials, and is directly laminated on the second plate body 22 during production, which can reduce the overall weight and make the installation method simpler.

[0030] Further, as Figure 3 shown, a plurality of anti-disengagement holes 222 are provided on the second plate body 22, and anti-disengagement protrusions 212 are formed on the first plate body 21 and are fitted and connected to the plurality of anti-disengagement holes 222. When the flexible first plate body 21 is laminated on the second plate body 22, the formed anti-disengagement protrusions 212 are fitted and connected to the anti-disengagement holes 222 on the second plate body 22, which can further improve the connection stability between the first plate body 21 and the second plate body 22, making it difficult for the two to separate.

[0031] Further, a plurality of anti-disengagement grooves are provided on the end face of the second plate body 22 facing the first plate body 21. The shape of the anti-disengagement groove can be a hook shape or a dovetail shape, etc. The anti-disengagement groove can increase the roughness of the end face of the second plate body 22. When the flexible first plate body 21 is laminated on the second plate body 22, a part that is fitted with the anti-disengagement groove is formed, so that this part is hooked with the anti-disengagement groove, which can further improve the connection stability between the first plate body 21 and the second plate body 22, making it difficult for the two to separate.

[0032] In order to reduce the entry of materials from the assembly gap between the first plate body 21 and the second plate body 22, in this embodiment, a sealing groove is provided on the side wall of the connection cover 1 located in the installation groove 11. The sealing groove extends around the installation groove 11, and a sealing ring 5 is provided in the sealing groove. The sealing ring 5 further enhances the sealing performance between the first plate body 21 and the second plate body 22, effectively reducing the entry of materials into the lining plate and reducing pollution.

[0033] The above has specifically described the preferred embodiments of the present invention, but the present invention is not limited to the above embodiments. Those skilled in the art can make various equivalent variations or substitutions without departing from the spirit of the present invention, and these equivalent variations or substitutions are all included within the scope defined by the claims of this application.

Claims

1. A detachable flange, characterized in that: include: A connecting cover (1) having an installation groove (11) disposed on one end surface thereof; A lining plate is detachably connected to the installation groove (11), and one end of the lining plate facing away from the connection cover (1) protrudes outward from the installation groove (11).

2. A detachable flange according to claim 1, characterized in that: The lining plate comprises a first plate body (21) and a second plate body (22) which are detachable from each other, and the second plate body (22) is detachably connected to the bottom of the installation groove (11).

3. A detachable flange according to claim 2, characterized in that: The first plate body (21) and the second plate body (22) are respectively made of rigid materials; a plurality of first openings (211) are arranged on the first plate body (21); second openings (221) are respectively arranged on the second plate body (22) at positions opposite to the plurality of first openings (211); locking screws (3) are connected between the plurality of first openings (211) and the second openings (221) opposite to each other.

4. A detachable flange according to claim 3, characterized in that: The connection cover (1) is provided with third openings at positions opposite to the plurality of second openings (221), and the plurality of locking screws (3) are respectively connected to the plurality of third openings.

5. The detachable flange according to claim 3, characterized in that: A plurality of the first openings (211) are connected to plugs (4), and the plurality of the plugs (4) cover the locking screws (3).

6. The detachable flange according to claim 3, characterized in that: The first plate body (21) comprises a plurality of sector plates arranged around the center of the installation groove (11), and the plurality of sector plates are respectively detachably connected to the second plate body (22).

7. The detachable flange according to claim 2, characterized in that: The first plate body (21) is made of a flexible material, the second plate body (22) is made of a rigid material, and the first plate body (21) is composited with an end surface of the second plate body (22) away from the connection cover (1).

8. The detachable flange according to claim 6, characterized in that: The second plate body (22) is provided with a plurality of anti-drop holes (222), and the first plate body (21) is formed with anti-drop protrusions (212) that are matched and connected to the plurality of anti-drop holes (222).

9. The detachable flange according to claim 6, characterized in that: A plurality of anti-slip grooves are arranged on the end surface of the second plate body (22) facing the first plate body (21).

10. The detachable flange according to claim 2, characterized in that: The connection cover (1) is provided with a sealing groove on a side wall of the installation groove (11); the sealing groove extends around the installation groove (11); and a sealing ring (5) is provided in the sealing groove.

Images