Device for repairing underground electric air door frame

Abstract

The utility model belongs to the technical field of underground electric air doors, and particularly relates to a device for repairing an underground electric air door frame, which comprises a support plate, and support ribs are respectively fixed on two sides of the support plate; two sliding plates are arranged on one side of the supporting plate side by side in the vertical direction, and sliding holes are formed in the sliding plates in the vertical direction. A jacking structure is slidably arranged between the two sliding plates, in order to support or correct the door frame, the supporting plates are clamped on the door frame, the door frame is supported under the cooperation of the supporting ribs, the gliding position and the swinging angle of the electric telescopic cylinder are adjusted, extension operation is conducted through the electric telescopic cylinder, the fixing plate abuts against the ground, and the door frame can be conveniently and rapidly supported. Through oblique angle supporting, the supporting plate can be vertically supported, so that the door frame is repaired and supported, it is better guaranteed that the state of the door frame is correct, toppling is avoided, the risk of lifting operation for installing the door leaf of the electric air door is reduced, and the safety coefficient is increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of underground electric air doors, in particular to a device for repairing an underground electric air door frame. Background Art

[0002] Underground coal mines need to use electric dampers for ventilation operations. Electric dampers are devices that use electric motors as power and drive linkage mechanisms to open and close dampers after deceleration. Dynamic dampers are used in the ventilation system of coal mines and are designed to automatically control the dampers of ventilators.

[0003] The electric damper frame plays an irreplaceable role in the construction process of underground electric dampers, and whether its door frame is straight and balanced directly determines the personal safety of the electric damper construction workers, especially during the installation of the electric damper door leaf, if the electric damper door frame is not straight and balanced, it is easy to cause the electric damper door leaf to lose balance and fall over, injuring people and causing equipment damage. When employees use a bottom lifter to dismantle the electric damper frame, the key parts of the electric damper frame are damaged and deformed. When the next electric damper is built, the door frame is not straight and the damper leaf cannot be installed, posing a great safety hazard. Therefore, a device for repairing underground electric damper frames is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, and aimed at the problem of misaligned door frames during the use or dismantling of electric dampers used in underground coal mines, the utility model proposes a device for repairing underground electric damper frames. Through the repair structure, vertical support for the support plate can be achieved, thereby repairing and supporting the door frame, better ensuring the correct state of the door frame, avoiding tipping over, ensuring the safety of operators, and improving the safety factor.

[0005] The technical solution adopted by the utility model to solve the technical problem is a device for repairing an underground electric damper frame, comprising a support plate, and supporting ribs are respectively fixed on both sides of the support plate;

[0006] Two sliding plates are arranged in parallel along the vertical direction on one side of the support plate, and sliding holes are opened in the interior of the sliding plates along the vertical direction;

[0007] A lifting structure is slidably arranged between the two sliding plates;

[0008] The lifting structure includes a sliding screw rod, the sliding screw rod laterally passes through the interior of the two sliding plates, one end of the sliding screw rod is rotatably equipped with a locking nut, and a swing rod is fixed to the outer side of the locking nut;

[0009] A movable tube is sleeved on the middle part of the sliding screw rod, and an electric telescopic cylinder is fixed on the movable tube.

[0010] Preferably, the electric telescopic cylinder is arranged between two sliding plates, and the end of the telescopic rod of the electric telescopic cylinder is rotatably connected to a connecting seat, a fixed plate is fixed on the connecting seat, and a rack is fixed on the bottom side of the fixed plate, which can increase the friction of the fixed plate and prevent the fixed plate from sliding horizontally after being subjected to force, resulting in repair failure.

[0011] Preferably, the support plate is a "door" type structure, and the side edges of the support ribs are arranged parallel to the side edges of the support plate, which can cooperate to achieve better support or repair operations on the door frame.

[0012] Preferably, a positioning cylinder is fixed on the outer side surface of the telescopic cylinder of the electric telescopic cylinder, a movable rod passes through the positioning cylinder horizontally, a movable hole is opened at one end of the movable rod, a limit screw is rotatably installed in the movable hole, a limit ring is arranged in the middle of the limit screw, an external thread is arranged on the outer side of one end of the limit screw, a locking screw hole is opened on the side of the support plate, one end of the limit screw is rotatably installed in the locking screw hole, when the electric telescopic cylinder is not used as an oblique angle support, in order to better ensure the stable position of the electric telescopic cylinder, the limit screw is rotationally fixed in the locking screw hole on the side of the support plate, so that the other end of the electric telescopic cylinder is locked, thereby ensuring the stability of the vertical state of the electric telescopic cylinder.

[0013] The utility model is beneficial in that:

[0014] In order to support or correct the door frame, the utility model arranges the support plate on the door frame, and supports the door frame with the cooperation of the support ribs, and can adjust the downward sliding position and the swing angle of the electric telescopic cylinder with the sliding cooperation of the sliding screw. After the downward sliding position and the swing angle of the electric telescopic cylinder are adjusted, the extension operation is performed by the electric telescopic cylinder, and the fixed plate is abutted against the ground. Through the oblique angle support, the vertical support of the support plate can be achieved, thereby realizing the repair and support of the door frame, better ensuring the correct state of the door frame to avoid tipping over, reducing the risk of lifting operation for installing the electric damper door leaf, ensuring the scheduled installation and use of the electric damper, and adjusting the ventilation system in a timely and effective manner, while ensuring the safety of the operators and improving the safety factor. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0016] Figure 1 It is a schematic diagram of the overall first-person perspective three-dimensional structure;

[0017] Figure 2 It is a schematic diagram of the overall second-view three-dimensional structure;

[0018] Figure 3It is a schematic diagram of the overall top view structure;

[0019] Figure 4 for Figure 3 Schematic diagram of the cross-sectional structure of AA;

[0020] In the figure: 1, support plate, 2, supporting rib, 3, sliding plate, 4, sliding hole, 5, rocker arm, 6, sliding screw, 7, movable tube, 8, locking nut, 9, electric telescopic cylinder, 10, positioning cylinder, 11, movable rod, 12, limiting screw, 13, connecting seat, 14, fixing plate, 15, rack, 16, locking screw hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 As shown, a device for repairing an underground electric damper frame comprises a support plate 1, and supporting ribs 2 are respectively fixed on both sides of the support plate 1;

[0023] Two sliding plates 3 are arranged in parallel along the vertical direction on one side of the support plate 1, and sliding holes 4 are opened in the interior of the sliding plates 3 along the vertical direction;

[0024] A lifting structure is slidably arranged between the two sliding plates 3;

[0025] The lifting structure includes a sliding screw 6, which transversely penetrates the interior of the two sliding plates 3. One end of the sliding screw 6 is rotatably equipped with a locking nut 8, and the outer side of the locking nut 8 is fixed with a swing rod 5;

[0026] A movable tube 7 is sleeved on the middle part of the sliding screw 6, an electric telescopic cylinder 9 is fixed on the movable tube 7, and the electric telescopic cylinder 9 is arranged between the two sliding plates 3. The end of the telescopic rod of the electric telescopic cylinder 9 is rotatably connected to a connecting seat 13, a fixing plate 14 is fixed on the connecting seat 13, and a rack 15 is fixed on the bottom side of the fixing plate 14.

[0027] The support plate 1 is a "door" type structure, and the side edges of the supporting ribs 2 are arranged parallel to the side faces of the support plate 1. A positioning cylinder 10 is fixed to the outer side surface of the telescopic cylinder of the electric telescopic cylinder 9, and a movable rod 11 is horizontally passed through the positioning cylinder 10. A movable hole is opened at one end of the movable rod 11, and a limiting screw 12 is rotatably installed in the movable hole. The electric telescopic cylinder 9 is equipped with a power supply. Whether the electric air door frame is straight and balanced during the underground electric air door construction operation directly determines the personal safety of the electric air door construction personnel. During the installation of the electric air door leaf, if the door frame of the electric air door is not straight and balanced, it is easy to cause the electric air door leaf to lose balance and fall over, injuring people and causing equipment damage. In order to support or correct the door frame, the support The support plate 1 is clamped on the door frame, and the door frame is supported with the cooperation of the supporting rib 2. At the same time, the swinging rod 5 can realize the rotation of the locking nut 8, loosen and release the sliding screw 6, and adjust the downward position and swing angle of the electric telescopic cylinder 9 with the sliding cooperation of the sliding screw 6. After the downward position and swing angle of the electric telescopic cylinder 9 are adjusted, the locking nut 8 can be rotated to ensure the stability of the top position of the electric telescopic cylinder 9 with the cooperation of the sliding screw 6 and the movable tube 7 by clamping the sliding plate 3. When the electric telescopic cylinder 9 is extended, the fixed plate 14 is against the ground. Through the oblique angle support, the vertical support of the support plate 1 can be achieved, thereby realizing the repair and support of the door frame, and better ensuring the correct state of the door frame to avoid tipping;

[0028] When the electric telescopic cylinder 9 is not used as an angle support, the top of the electric telescopic cylinder 9 is lifted while sliding upward along the slide hole 4, and the electric telescopic cylinder 9 is stored between the two sliding plates 3, and the supporting operation can be performed only by the support plate 1.

[0029] A limiting ring is provided in the middle of the limiting screw 12, an outer side of one end of the limiting screw 12 is provided with an external thread, a locking screw hole 16 is provided on the side of the support plate 1, and one end of the limiting screw 12 is rotatably installed in the locking screw hole 16. When the electric telescopic cylinder 9 is not used as an angled support, in order to better ensure the stable position of the electric telescopic cylinder 9, the limiting screw 12 is rotatably fixed in the locking screw hole 16 on the side of the support plate 1 to lock the other end of the electric telescopic cylinder 9, thereby ensuring the stability of the vertical state of the electric telescopic cylinder 9.

[0030] In the description of this specification, the basic principles, main features and advantages of the utility model are shown and described above. For those skilled in the art, they can still modify the technical solutions recorded in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model shall fall within the scope of the utility model claimed for protection.

Claims

1. A device for repairing an underground electric damper frame, characterized in that: include: A support plate (1), wherein supporting ribs (2) are respectively fixed on both sides of the support plate (1); Two sliding plates (3) are arranged side by side in a vertical direction on one side of the support plate (1), and sliding holes (4) are provided inside the sliding plates (3) in a vertical direction; A lifting structure is slidably arranged between the two sliding plates (3); A lifting structure, the lifting structure comprising a sliding screw (6), the sliding screw (6) transversely passing through the interior of the two sliding plates (3), one end of the sliding screw (6) being rotatably mounted with a locking nut (8), the outer side surface of the locking nut (8) being fixed with a swing rod (5); A movable tube (7) is sleeved on the middle part of the sliding screw rod (6), and an electric telescopic cylinder (9) is fixed on the movable tube (7).

2. A device for repairing an underground electric damper frame according to claim 1, characterized in that: The electric telescopic cylinder (9) is arranged between two sliding plates (3); the end of the telescopic rod of the electric telescopic cylinder (9) is rotatably connected to a connecting seat (13); a fixing plate (14) is fixed on the connecting seat (13); and a rack (15) is fixed on the bottom side of the fixing plate (14).

3. A device for repairing an underground electric damper frame according to claim 2, characterized in that: The support plate (1) is a "door" type structure, and the side edges of the supporting ribs (2) are arranged parallel to the side faces of the support plate (1).

4. A device for repairing an underground electric damper frame according to claim 3, characterized in that: A positioning cylinder (10) is fixed on the outer side of the telescopic cylinder of the electric telescopic cylinder (9), a movable rod (11) passes through the positioning cylinder (10) transversely, a movable hole is opened at one end of the movable rod (11), and a limiting screw rod (12) is rotatably installed in the movable hole.

5. A device for repairing an underground electric damper frame according to claim 4, characterized in that: A limiting ring is arranged in the middle of the limiting screw (12), and an external thread is arranged on the outer side of one end of the limiting screw (12).

6. A device for repairing an underground electric damper frame according to claim 5, characterized in that: A locking screw hole (16) is provided on the side of the support plate (1), and one end of the limiting screw rod (12) is rotatably mounted in the locking screw hole (16).

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