Graphite felt frame protection device for protecting surface of copper pipe

Abstract

The invention discloses a graphite felt frame protection device for protecting the surface of a copper pipe, and particularly relates to the technical field of graphite felt frame protection devices.The graphite felt frame protection device comprises a graphite felt frame body, a protection device body is arranged on one side of the graphite felt frame body, and the protection device body comprises a round hole block and two protection plates; a filling device is arranged on one side of each protection plate, the round hole block is fixedly connected with the graphite felt frame body, a first screw rod is arranged in the round hole block, two screw hole rings are symmetrically connected to the surface of the first screw rod in a threaded mode, and first round holes are formed in one sides of the two protection plates. The protection device can effectively protect the exposed position of the graphite felt frame body, the situation that the graphite felt frame body is damaged and use is affected due to the fact that part of the exposed position of the graphite felt frame body is accidentally collided by objects or manual operation is reduced, the service life of the graphite felt frame body is prolonged, and the use safety of the graphite felt frame body is improved.

Description

Technical Field

[0001] The invention relates to the technical field of graphite felt frame protection devices, in particular to a graphite felt frame protection device for protecting the surface of a copper tube. Background Art

[0002] Graphite felt frames are often needed during the daily installation and use of copper pipes. Graphite felt frames are installed on the surface of copper pipes to protect them. Graphite felt is divided into three types: asphalt-based, polyacrylonitrile-based graphite felt and viscose-based graphite felt due to the different original felts used. Graphite felt is often used to protect the surface of copper pipes and is a common thermal insulation material.

[0003] The inventors have discovered that during the installation and use of copper tubes, it is often necessary to put a graphite felt frame on the surface of the copper tube. The graphite felt frame can protect, keep warm and insulate the surface of the copper tube, thereby increasing the service life of the copper tube. When installing the existing graphite felt frame on the copper tube, part of the frame is buried underground or on the wall, and part of the frame is exposed. The graphite felt frame that is completely exposed may be damaged by floating objects or careless human operation during use, thereby affecting the normal use of the graphite felt frame. Summary of the invention

[0004] The present invention proposes a graphite felt frame protection device for protecting the surface of a copper tube to solve the problem that a graphite felt frame completely exposed to the outside may be damaged by external floating objects or human careless operation during use, thereby affecting the normal use of the graphite felt frame.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a graphite felt frame protective device for protecting the surface of a copper tube, comprising a graphite felt frame, a protective device is arranged on one side of the graphite felt frame, the protective device comprises a circular hole block and two protective plates, a filling device is arranged on one side of the protective plate, the circular hole block is fixedly connected to the graphite felt frame, a first screw is arranged inside the circular hole block, two screw hole rings are symmetrically threadedly connected to the surface of the first screw, a first circular hole is opened on one side of the two protective plates, the surface size and shape of the first screw are adapted to the size and shape of the inner wall of the first circular hole, The screw hole ring is larger than the first circular hole, and multiple second circular holes are opened on one side of the two protective plates. Multiple circular grooves are opened inside the two protective plates. The inner walls of the circular grooves are communicated with the inner walls of the second circular holes. The inner walls of the multiple second circular holes are slidably connected with round rods, one ends of the multiple round rods are fixedly connected with pistons, and the surfaces of the multiple pistons are respectively slidably connected with the inner walls of the multiple circular grooves, and the ends of the multiple round rods away from the pistons are fixedly connected with circular plates, and one side of the multiple circular plates is fixedly connected with springs, and the multiple springs are respectively sleeved on the surfaces of the multiple round rods, and the multiple springs are fixedly connected to the protective plates.

[0006] The effect achieved by the above components is as follows: by setting up the protective device, firstly insert the first screw into the circular hole block and move the two protective plates at the same time, so that the two protective plates are sleeved on the surface of the first screw through the first circular hole, and when the two protective plates are simultaneously moved to the position of fitting with the surface of the graphite felt frame, the two screw hole rings are manually rotated, so that the two screw hole rings move left and right on the surface of the first screw, so that the two screw hole rings are close to each other and squeeze the protective plates, so that the two protective plates squeeze the surface of the graphite felt frame at the same time and are fixed, thus completing the rapid fixation of the protective plates and the graphite felt frame, and when an external object hits the graphite felt frame At the same time, under the reaction of the spring, the spring cooperates with the piston to squeeze the air inside the circular groove to buffer the impact force of the object, so that the protective plate intercepts external objects and effectively protects the graphite felt frame, reduces the situation where the exposed part of the graphite felt frame is accidentally hit by objects or human operations, causing damage to the graphite felt frame and affecting its use, and improves the service life and safety of the graphite felt frame.

[0007] Preferably, one side of each of the circular plates is fixedly connected with a rubber block, and the cross section of the rubber block is circular.

[0008] The effect achieved by the above components is: by setting the rubber block, the rubber block can prevent the direct collision between the external objects and the circular plate, reduce the situation where the objects directly hit the circular plate and cause damage to the circular plate, and at the same time the rubber block can play a certain buffering effect, thereby improving the protective effect of the protective plate on the graphite felt frame.

[0009] Preferably, a limiting groove is provided on the inner wall of the circular hole block, a circular block is fixedly connected to the middle position of the first screw, a limiting block is fixedly connected to the surface of the circular block, and the surface size and shape of the limiting block are adapted to the size and shape of the inner wall of the limiting groove.

[0010] The effect achieved by the above-mentioned components is: by setting the limit block and the limit groove, the first screw can drive the round block to move, and the round block can drive the limit block to move, so that the limit block can follow the movement of the first screw and be inserted into the limit groove to assist in limiting the first screw, thereby reducing the rotation and shaking of the first screw when inserted into the circular hole block, so that the first screw can be fixed when the personnel rotates the screw hole ring, thereby improving the convenience of personnel manually rotating the screw hole ring.

[0011] Preferably, rectangular grooves are provided inside the two rectangular grooves, circular through holes are provided on the inner walls of the plurality of circular grooves, the inner walls of the circular through holes are communicated with the inner walls of the rectangular grooves, multiple air ducts are provided on the inner walls of the two rectangular grooves, an airbag is provided on one side of the two protective plates, and the air duct is connected to the airbag.

[0012] The effect achieved by the above-mentioned components is: when an object hits the circular plate, the circular plate drives the round rod to move left and right, so that the round rod drives the piston to move left and right inside the circular groove and squeezes the air inside the circular groove, so that the air enters the rectangular groove through the circular through hole, and the air inside the rectangular groove enters the air duct, and the air enters the airbag through multiple air ducts to blow up the airbag, so that the airbag expands rapidly under air pressure and assists in intercepting external objects, so that the airbag can improve the buffering effect of the impact force of external objects, thereby improving the interception efficiency of the protective plate to external objects, and making the protective plate more protective of the graphite felt frame.

[0013] Preferably, the surfaces of the two screw hole rings are each provided with a plurality of anti-slip grooves, and the plurality of anti-slip grooves are arranged at equal distances.

[0014] The effect achieved by the above-mentioned components is: by setting the anti-slip groove, the anti-slip groove can increase the friction between the hand and the surface of the screw hole ring when the screw hole ring is rotated, thereby reducing the situation where the hand slips and affects the rotation of the screw hole ring when the screw hole ring is manually rotated, and improving the stability of the manual rotation of the screw hole ring.

[0015] Preferably, the filling device includes a rectangular plate, a stabilizing device is provided on one side of the rectangular plate, a rectangular hole is opened on one side of the protective plate, the surface of the rectangular plate is slidably connected to the inner wall of the rectangular hole, a threaded hole is opened on the side of the protective plate close to the rectangular hole, a bolt is threadedly connected to the inner wall of the threaded hole, one end of the bolt is fixedly connected to an auxiliary rod, a plurality of third circular holes are opened on one side of the rectangular plate, and the surface size and shape of the bolt are adapted to the size and shape of the inner wall of the third circular hole.

[0016] The effect achieved by the above-mentioned components is: by setting up the filling device, personnel can manually move the rectangular plate so that the rectangular plate moves left and right inside the rectangular hole. When the rectangular plate moves to the position where the inner wall of the threaded hole coincides with the inner wall of any third circular hole, the auxiliary rod is manually rotated to make the auxiliary rod drive the bolt to rotate, so that the bolt is rotated into the threaded hole and the third circular hole to fix the rectangular plate, and then the rectangular plate can be moved left and right to fill the area not protected by the protective plate, thereby increasing the protection range of the protective plate to the graphite felt frame, improving the protection effect of the protective plate on the graphite felt frame, and reducing the damage to some parts of the graphite felt frame.

[0017] Preferably, a pillar is fixedly connected to one side of the rectangular plate, and a surface of the pillar is in contact with a surface of the graphite felt frame.

[0018] The effect achieved by the above components is: by setting the pillars, the pillars can fit into the surface of the graphite felt frame to provide auxiliary support for the side of the rectangular plate away from the rectangular hole, thereby reducing the situation where the rectangular plate is hit by objects when protecting the graphite felt frame and causing large shaking, affecting the protection effect, and improving the protection stability of the rectangular plate.

[0019] Preferably, a handle is fixedly connected to one side of the rectangular plate away from the pillar, and a plurality of anti-slip protrusions are provided on the inner side of the handle.

[0020] The effect achieved by the above components is: by setting the handle, the handle can provide a fulcrum for people to move the rectangular plate, so that people can drive the rectangular plate to move quickly by manually moving the handle, thereby improving the convenience of people moving the rectangular plate.

[0021] Preferably, the stabilizing device includes a slot opened on one side of the rectangular plate, a block is slidably inserted inside the slot, a second screw is fixedly connected to one side of the block, a threaded barrel is threadedly connected to the surface of the second screw, a bearing is fixedly connected to one end of the threaded barrel, an outer ring of the bearing is fixedly connected to a connecting plate, and a hole is provided on the connecting plate.

[0022] The effect achieved by the above-mentioned components is: by setting up a stabilizing device, personnel can manually move the second screw, so that the second screw drives the block to move, so that the block moves to the inside of the card slot and is connected and fixed to the rectangular plate. At this time, the threaded barrel is manually rotated to make the threaded barrel move up and down along the surface of the second screw, so that the threaded barrel drives the connecting plate to move up and down through the bearing. When the connecting plate moves to a position that fits the external wall or ground, the connecting plate is fixed to the external wall or ground by screws, so that the connecting plate, the threaded barrel and the second screw can assist in supporting the rectangular plate, thereby making the protective device and the graphite felt frame more stable during use, reducing the up and down shaking of the protective device and the graphite felt frame during use, and improving stability.

[0023] Preferably, a plurality of anti-slip strips are fixedly connected to the surface of the threaded barrel, and the plurality of anti-slip strips are arranged at equal distances.

[0024] The effect achieved by the above components is: by providing the anti-slip strip, the anti-slip strip can increase the friction when the hand rotates the threaded barrel, thereby reducing the slippage that occurs when the hand rotates the threaded barrel.

[0025] In summary, the beneficial effects of the present invention are: By setting up a protective device, the protective device can effectively protect the exposed position of the graphite felt frame, reduce the situation where the exposed position of the graphite felt frame is accidentally hit by objects or human operation, causing damage to the graphite felt frame and affecting its use, and improve the service life and safety of the graphite felt frame.

[0026] By setting up a filling device, the rectangular plate can move left and right to fill the area not protected by the protective plate, thereby increasing the protection range of the protective plate on the graphite felt frame, improving the protection effect of the protective plate on the graphite felt frame, and reducing damage to some parts of the graphite felt frame.

[0027] By providing a stabilizing device, the stabilizing device can provide auxiliary support to the protective device and the graphite felt frame, thereby reducing the up and down shaking of the protective device and the graphite felt frame during use and improving the stability of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional schematic diagram of the present invention; Figure 2 It is a partial three-dimensional structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the three-dimensional structure of the circular hole block of the present invention; Figure 4 It is a schematic diagram of the three-dimensional structure of the protective plate of the present invention; Figure 5 is a schematic structural diagram of the second circular hole of the present invention; Figure 6 The present invention Figure 5 A magnified image of point A; Figure 7 It is a schematic diagram of the three-dimensional structure of the circular plate of the present invention; Figure 8 is a cross-sectional view of a protective plate of the present invention; Fig. 9 It is a schematic diagram of the three-dimensional structure of the rectangular plate of the present invention; Fig.10 It is a three-dimensional structural schematic diagram of the connecting plate of the present invention.

[0029] Description of reference numerals: 1. Graphite felt frame; 2. Protective device; 21. Circular hole block; 22. First screw rod; 23. Screw hole ring; 24. Anti-skid groove; 25. Circular block; 26. Limit block; 27. Limit groove; 28. Protective plate; 29. ​​First circular hole; 210. Second circular hole; 211. Circular groove; 212. Circular through hole; 213. Rectangular groove; 214. Air duct; 215. Air bag; 216. Round rod; 217. Active Plug; 218, round plate; 219, spring; 220, rubber block; 3, filling device; 31, rectangular hole; 32, threaded hole; 33, rectangular plate; 34, third circular hole; 35, bolt; 36, auxiliary rod; 37, handle; 38, support; 4, stabilizing device; 41, slot; 42, block; 43, second screw; 44, threaded barrel; 45, bearing; 46, connecting plate; 47, anti-slip strip. DETAILED DESCRIPTION

[0030] Reference Figure 1-8As shown, the present embodiment discloses a graphite felt frame protective device for protecting the surface of a copper tube, comprising a graphite felt frame 1, a protective device 2 is arranged on one side of the graphite felt frame 1, the protective device 2 comprises a circular hole block 21 and two protective plates 28, a filling device 3 is arranged on one side of the protective plate 28, the circular hole block 21 is fixedly connected to the graphite felt frame 1, a first screw 22 is arranged inside the circular hole block 21, two screw hole rings 23 are symmetrically threadedly connected to the surface of the first screw 22, a first circular hole 29 is opened on one side of the two protective plates 28, the surface size and shape of the first screw 22 are adapted to the size and shape of the inner wall of the first circular hole 29, the screw hole ring 23 is larger than the first circular hole 29, and the two A plurality of second circular holes 210 are provided on one side of the protective plate 28, a plurality of circular grooves 211 are provided inside the two protective plates 28, the inner walls of the circular grooves 211 are communicated with the inner walls of the second circular holes 210, the inner walls of the plurality of second circular holes 210 are slidably connected with round rods 216, one ends of the plurality of circular rods 216 are fixedly connected with pistons 217, the surfaces of the plurality of pistons 217 are respectively slidably connected with the inner walls of the plurality of circular grooves 211, the ends of the plurality of circular rods 216 away from the pistons 217 are fixedly connected with circular plates 218, one side of the plurality of circular plates 218 are fixedly connected with springs 219, the plurality of springs 219 are respectively sleeved on the surfaces of the plurality of circular rods 216, and the plurality of springs 219 are respectively connected to the protective The guard plate 28 is fixedly connected. By setting the protective device 2, firstly, the first screw rod 22 is inserted into the circular hole block 21 and the two guard plates 28 are moved at the same time, so that the two guard plates 28 are sleeved on the surface of the first screw rod 22 through the first circular hole 29. When the two guard plates 28 are simultaneously moved to the position of fitting with the surface of the graphite felt frame 1, the two screw hole rings 23 are manually rotated, so that the two screw hole rings 23 move left and right on the surface of the first screw rod 22, so that the two screw hole rings 23 are close to each other and squeeze the guard plates 28, so that the two guard plates 28 squeeze the surface of the graphite felt frame 1 at the same time and are fixed, so that the guard plates 28 and the graphite felt frame 1 are quickly fixed. When an external object hits the graphite felt frame 1, the object It first hits the circular plate 218, so that the circular plate 218 drives the round rod 216 to move left and right inside the second circular hole 210, and the round rod 216 drives the piston 217 to move left and right inside the circular groove 211 and squeeze the air inside the circular groove 211. At the same time, under the reaction of the spring 219, the spring 219 cooperates with the piston 217 to squeeze the air inside the circular groove 211 to buffer the impact force of the object, so that the protective plate 28 intercepts external objects and effectively protects the graphite felt frame 1, reduces the situation where the exposed part of the graphite felt frame 1 is accidentally hit by objects or human operations, causing damage to the graphite felt frame 1 and affecting its use, and improves the service life and safety of the graphite felt frame 1.

[0031] Reference Figure 3-8As shown, the present embodiment discloses that one side of the plurality of circular plates 218 is fixedly connected with a rubber block 220, and the cross section of the rubber block 220 is circular. By setting the rubber block 220, the rubber block 220 can prevent the direct collision between the external objects and the circular plate 218, and reduce the situation where the circular plate 218 is damaged due to the direct collision of the objects. At the same time, the rubber block 220 can play a certain buffering effect, thereby improving the protective effect of the protective plate 28 on the graphite felt frame 1. The inner wall of the circular hole block 21 is provided with a limiting groove 27, and the middle position of the first screw 22 is fixedly connected with a circular block 25, and the surface of the circular block 25 is fixedly connected The limiting block 26 has a surface size and shape that match the inner wall size and shape of the limiting groove 27. By setting the limiting block 26 and the limiting groove 27, the first screw 22 can drive the round block 25 to move, and the round block 25 can drive the limiting block 26 to move, so that the limiting block 26 can follow the movement of the first screw 22 and be inserted into the limiting groove 27 to assist in limiting the first screw 22, thereby reducing the rotation and shaking of the first screw 22 when inserted into the circular hole block 21, so that the first screw 22 can be fixed when the personnel rotates the screw hole ring 23, thereby improving the convenience of the personnel manually rotating the screw hole ring 23.

[0032] Reference Figure 3-8 As shown, the present embodiment discloses that two rectangular grooves 213 are provided with rectangular grooves 213 inside, the inner walls of the plurality of circular grooves 211 are provided with round through holes 212, the inner walls of the round through holes 212 are communicated with the inner walls of the rectangular grooves 213, the inner walls of the two rectangular grooves 213 are provided with a plurality of air ducts 214, one side of the two protective plates 28 is provided with air bags 215, the air ducts 214 are connected with the air bags 215, when an object hits the circular plate 218, the circular plate 218 drives the round rod 216 to move left and right, so that the round rod 216 drives the piston 217 to move left and right inside the circular groove 211 and squeeze the air inside the circular groove 211, so that the air enters the rectangular groove 213 through the round through holes 212, so that the air inside the rectangular groove 213 enters the air duct 214, so that the air passes through the plurality of An air duct 214 enters the airbag 215 to blow up the airbag 215, so that the airbag 215 expands rapidly under air pressure and assists in intercepting external objects, so that the airbag 215 can improve the buffering effect of the impact force of external objects, thereby improving the interception efficiency of the protective plate 28 for external objects, and making the protective plate 28 more protective of the graphite felt frame 1. The surfaces of the two screw hole rings 23 are provided with a plurality of anti-slip grooves 24, and the plurality of anti-slip grooves 24 are arranged at equal distances. By providing the anti-slip grooves 24, the anti-slip grooves 24 can increase the friction between the hand and the surface of the screw hole ring 23 when the screw hole ring 23 is rotated, thereby reducing the situation where the hand slips when the person manually rotates the screw hole ring 23 and affects the rotation of the screw hole ring 23, thereby improving the stability of the manual rotation of the screw hole ring 23.

[0033] Reference Figure 8 and Fig. 9As shown, the present embodiment discloses a filling device 3 including a rectangular plate 33, a stabilizing device 4 is arranged on one side of the rectangular plate 33, a rectangular hole 31 is provided on one side of the protective plate 28, the surface of the rectangular plate 33 is slidably connected to the inner wall of the rectangular hole 31, a threaded hole 32 is provided on the side of the protective plate 28 close to the rectangular hole 31, a bolt 35 is threadedly connected to the inner wall of the threaded hole 32, an auxiliary rod 36 is fixedly connected to one end of the bolt 35, a plurality of third circular holes 34 are provided on one side of the rectangular plate 33, the surface size and shape of the bolt 35 are adapted to the size and shape of the inner wall of the third circular hole 34, and by providing the filling device 3, a person can manually move the torque The rectangular plate 33 is configured to move left and right inside the rectangular hole 31. When the rectangular plate 33 moves to the position where the inner wall of the threaded hole 32 coincides with the inner wall of any third circular hole 34, the auxiliary rod 36 is manually rotated to make the auxiliary rod 36 drive the bolt 35 to rotate, so that the bolt 35 is inserted into the threaded hole 32 and the third circular hole 34 to fix the rectangular plate 33. The rectangular plate 33 can fill the area not protected by the protective plate 28 by moving left and right, thereby increasing the protection range of the protective plate 28 on the graphite felt frame 1, improving the protection effect of the protective plate 28 on the graphite felt frame 1, and reducing the damage to some parts of the graphite felt frame 1.

[0034] Reference Figure 8 and Fig. 9 As shown, the present embodiment discloses that one side of the rectangular plate 33 is fixedly connected with a pillar 38, and the surface of the pillar 38 is in contact with the surface of the graphite felt frame 1. By setting the pillar 38, the pillar 38 can be in contact with the surface of the graphite felt frame 1 to provide auxiliary support for the side of the rectangular plate 33 away from the rectangular hole 31, thereby reducing the situation where the rectangular plate 33 is hit by an object and causes a large shaking when protecting the graphite felt frame 1, affecting the protection effect, and improving the protection stability of the rectangular plate 33. A handle 37 is fixedly connected to the side of the rectangular plate 33 away from the pillar 38, and a plurality of anti-slip protrusions are provided on the inner side of the handle 37. By setting the handle 37, the handle 37 can provide a fulcrum for personnel to move the rectangular plate 33, so that personnel can drive the rectangular plate 33 to move quickly by manually moving the handle 37, thereby improving the convenience of personnel moving the rectangular plate 33.

[0035] Reference Fig. 9 and Fig.10As shown, the present embodiment discloses that the stabilizing device 4 includes a card slot 41 provided on one side of the rectangular plate 33, a card block 42 is slidably inserted in the card slot 41, a second screw rod 43 is fixedly connected to one side of the card block 42, a threaded cylinder 44 is threadedly connected to the surface of the second screw rod 43, a bearing 45 is fixedly connected to one end of the threaded cylinder 44, a connecting plate 46 is fixedly connected to the outer ring of the bearing 45, and a hole is provided on the connecting plate 46. By setting the stabilizing device 4, a person can manually move the second screw rod 43, so that the second screw rod 43 drives the card block 42 to move, so that the card block 42 moves to the card slot 41 and is inserted into the rectangular plate 33. The connection is fixed. At this time, the threaded barrel 44 is manually rotated to make the threaded barrel 44 move up and down along the surface of the second screw 43, so that the threaded barrel 44 drives the connecting plate 46 to move up and down through the bearing 45. When the connecting plate 46 moves to a position in contact with the external wall or the ground, the connecting plate 46 is fixed to the external wall or the ground by screws, so that the connecting plate 46, the threaded barrel 44 and the second screw 43 can provide auxiliary support for the rectangular plate 33, thereby making the protective device 2 and the graphite felt frame 1 more stable during use, reducing the up and down shaking of the protective device 2 and the graphite felt frame 1 during use, and improving stability.

[0036] Reference Fig. 9 and Fig.10 As shown, this embodiment discloses that a plurality of anti-slip strips 47 are fixedly connected to the surface of the threaded barrel 44, and the plurality of anti-slip strips 47 are arranged at equal distances. By providing the anti-slip strips 47, the anti-slip strips 47 can increase the friction force when the hand rotates the threaded barrel 44, thereby reducing the slippage that occurs when the hand rotates the threaded barrel 44.

[0037] The working principle is as follows: first, the graphite felt frame 1 is sleeved on the surface of the copper tube, and then the first screw 22 is manually inserted into the circular hole block 21 and the two protective plates 28 are moved at the same time, so that the two protective plates 28 are sleeved on the surface of the first screw 22 through the first circular hole 29. When the two protective plates 28 are simultaneously moved to the position of fitting with the surface of the graphite felt frame 1, the two screw hole rings 23 are manually rotated, so that the two screw hole rings 23 move left and right on the surface of the first screw 22, so that the two screw hole rings 23 are close to each other and squeeze the protective plates 28, so that the two protective plates 28 At the same time, the surface of the graphite felt frame 1 is squeezed and fixed, and the protective plate 28 is quickly fixed to the graphite felt frame 1. When an external object hits the graphite felt frame 1, the object first hits the rubber block 220 on the circular plate 218, so that the circular plate 218 drives the round rod 216 to move left and right inside the second circular hole 210, so that the round rod 216 drives the piston 217 to move left and right inside the circular groove 211 and squeeze the air inside the circular groove 211, so that the air enters the rectangular groove 213 through the circular through hole 212, so that the air inside the rectangular groove 213 The air enters the air duct 214, so that the air enters the airbag 215 through the multiple air ducts 214 to blow up the airbag 215, so that the airbag 215 expands rapidly under the air pressure and assists in intercepting external objects. At the same time, under the reaction of the spring 219, the airbag 215 and the circular plate 218 can buffer the impact force of the object, and the protective plate 28 can effectively intercept the external object. At this time, the handle 37 is manually moved, so that the handle 37 drives the rectangular plate 33 to move, so that the rectangular plate 33 drives the support 38 to move, so that the rectangular plate 33 Move left and right inside the rectangular hole 31. When the rectangular plate 33 moves to the position where the inner wall of the threaded hole 32 coincides with the inner wall of any third circular hole 34, manually rotate the auxiliary rod 36 so that the auxiliary rod 36 drives the bolt 35 to rotate, and the bolt 35 is inserted into the threaded hole 32 and the third circular hole 34 to fix the rectangular plate 33. Then, the rectangular plate 33 can fill the area not protected by the protective plate 28 by moving left and right, thereby increasing the protection range of the protective plate 28 to the graphite felt frame 1. At this time, the protection of the exposed position of the graphite felt frame 1 is completed.

[0038] First, manually move the second screw 43 so that the second screw 43 drives the block 42 to move, so that the block 42 moves to the inside of the card slot 41 and is connected and fixed to the rectangular plate 33. At this time, manually rotate the threaded barrel 44 so that the threaded barrel 44 moves up and down along the surface of the second screw 43, so that the threaded barrel 44 drives the connecting plate 46 to move up and down through the bearing 45. When the connecting plate 46 moves to a position that fits the external wall or ground, the connecting plate 46 is fixed to the external wall or ground by screws, so that the connecting plate 46, the threaded barrel 44 and the second screw 43 can assist in supporting the rectangular plate 33, thereby completing the auxiliary reinforcement of the protective device 2 and the graphite felt frame 1.

Claims

1. A graphite felt frame protection device for protecting the surface of a copper tube, comprising a graphite felt frame (1), characterized in that: A protective device (2) is provided on one side of the graphite felt frame (1), the protective device (2) comprising a circular hole block (21) and two protective plates (28), a filling device (3) is provided on one side of the protective plate (28), the circular hole block (21) is fixedly connected to the graphite felt frame (1), a first screw (22) is provided inside the circular hole block (21), two screw hole rings (23) are symmetrically threadedly connected to the surface of the first screw (22), a first circular hole (29) is provided on one side of the two protective plates (28), the surface size and shape of the first screw (22) are adapted to the size and shape of the inner wall of the first circular hole (29), the screw hole ring (23) is larger than the first circular hole (29), and a plurality of second circular holes (210) are provided on one side of the two protective plates (28). ), a plurality of circular grooves (211) are provided inside the two protective plates (28), the inner walls of the circular grooves (211) are communicated with the inner walls of the second circular holes (210), the inner walls of the plurality of second circular holes (210) are slidably connected with round rods (216), one ends of the plurality of circular rods (216) are fixedly connected with pistons (217), the surfaces of the plurality of pistons (217) are respectively slidably connected with the inner walls of the plurality of circular grooves (211), the ends of the plurality of circular rods (216) away from the pistons (217) are fixedly connected with circular plates (218), one side of the plurality of circular plates (218) is fixedly connected with springs (219), the plurality of springs (219) are respectively sleeved on the surfaces of the plurality of circular rods (216), and the plurality of springs (219) are fixedly connected with the protective plates (28).

2. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 1, characterized in that: A rubber block (220) is fixedly connected to one side of each of the plurality of circular plates (218), and the cross section of the rubber block (220) is circular.

3. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 1, characterized in that: The inner wall of the circular hole block (21) is provided with a limiting groove (27); the middle part of the first screw rod (22) is fixedly connected to a circular block (25); the surface of the circular block (25) is fixedly connected to a limiting block (26); the surface size and shape of the limiting block (26) are adapted to the size and shape of the inner wall of the limiting groove (27).

4. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 1, characterized in that: A rectangular groove (213) is provided inside the two rectangular grooves (213), a round through hole (212) is provided on the inner wall of the plurality of circular grooves (211), the inner wall of the round through hole (212) is communicated with the inner wall of the rectangular groove (213), a plurality of air ducts (214) are provided on the inner wall of the two rectangular grooves (213), an air bag (215) is provided on one side of the two protective plates (28), and the air duct (214) is connected to the air bag (215).

5. The graphite felt frame protection device for protecting the surface of a copper tube according to claim 1, characterized in that: The surfaces of the two screw hole rings (23) are each provided with a plurality of anti-slip grooves (24), and the plurality of anti-slip grooves (24) are arranged at equal distances.

6. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 1, characterized in that: The filling device (3) comprises a rectangular plate (33), one side of which is provided with a stabilizing device (4), one side of which is provided with a rectangular hole (31), the surface of the rectangular plate (33) is slidably connected to the inner wall of the rectangular hole (31), a threaded hole (32) is formed on the side of the protective plate (28) close to the rectangular hole (31), the inner wall of the threaded hole (32) is threadedly connected with a bolt (35), one end of the bolt (35) is fixedly connected with an auxiliary rod (36), and a plurality of third circular holes (34) are formed on one side of the rectangular plate (33), the surface size and shape of the bolt (35) being adapted to the size and shape of the inner wall of the third circular hole (34).

7. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 6, characterized in that: A support (38) is fixedly connected to one side of the rectangular plate (33), and a surface of the support (38) is in contact with a surface of the graphite felt frame (1).

8. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 7, characterized in that: A handle (37) is fixedly connected to one side of the rectangular plate (33) away from the support pillar (38), and a plurality of anti-slip protrusions are provided on the inner side of the handle (37).

9. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 6, characterized in that: The stabilizing device (4) comprises a slot (41) formed on one side of the rectangular plate (33); a block (42) is slidably inserted into the slot (41); a second screw rod (43) is fixedly connected to one side of the block (42); a threaded barrel (44) is threadedly connected to the surface of the second screw rod (43); a bearing (45) is fixedly connected to one end of the threaded barrel (44); a connecting plate (46) is fixedly connected to the outer ring of the bearing (45); and a hole is provided on the connecting plate (46).

10. A graphite felt frame protection device for protecting the surface of a copper tube according to claim 9, characterized in that: A plurality of anti-slip strips (47) are fixedly connected to the surface of the threaded barrel (44), and the plurality of anti-slip strips (47) are arranged at equal distances.

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