Safe and shock-absorbing mining flame-proof mobile substation
By introducing a buffer spring, slide bar, and card block brush plate structure into the explosion-proof mobile substation for mining, the problems of unstable walking wheels and easy damage to the switch box are solved, achieving stable movement and collision protection within the mine.
Patent Information
- Application Number
- CN202423106878.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-17
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-17
AI Technical Summary
When a mine explosion-proof mobile substation moves within a mine, the wheels are prone to unstable vibrations due to coal slag, and the switch box is easily damaged by collisions with mine cars.
It adopts a structure of buffer springs, slide bars, locking blocks and brush plates. The locking blocks and brush plates clean up coal slag, the buffer springs reduce vibration transmission, the movable frame prevents collisions, and the damping shock absorbers reduce vibration transmission.
This improves the stability of the substation's movement on the mine track, reduces the probability of damage caused by collisions, and ensures the safety and stability of the substation.
Smart Images
Figure CN223567167U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to substation technical field, concretely is a safe shock attenuation mining explosion -proof mobile substation. BACKGROUND
[0002] The mining explosion -proof mobile substation is used in the mine with methane mixed gas and coal dust and explosion danger, is mainly used as the distribution device of the comprehensive mechanization mining equipment in the coal mine, and part substation bottom is equipped with the same wheel track walking wheel with mine car, so that the substation can move power supply in the mine through the mine track.
[0003] But the existing mining explosion -proof mobile substation when moving along the track, since being in the surface of the mine track in the mine, coal cinder is easy to drop, when the mobile substation moves to the surface of the guide rail with coal cinder drop through walking wheel, walking wheel will touch and roll over the top of coal cinder, causes walking wheel to be not easy to keep stable when rolling on the track, and easy to drive the whole substation to vibrate, is not favorable to the stable travel of mobile substation on the track, in addition, mobile substation and mine car move on the same mine track in the mine, so that the switch box protruding in front and back of mobile substation is relatively easy to collide with the side wall of mine car, and since not setting anti -collision structure on the switch box in front and back of mobile substation, causes the interior of mobile substation to be relatively easy to be damaged due to the probability of collision. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing a kind of safe shock attenuation mining explosion -proof mobile substation to solve the problems raised in the above background.
[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of safe shock attenuation mining explosion -proof mobile substation, including mobile substation body, the both sides of mobile substation body are provided with switch box, the outer wall of switch box is fixedly connected with fixed frame, the front of fixed frame is equipped with movable frame, the four corners of the back of movable frame are all fixedly connected with slide rod, the outside of slide rod is equipped with buffer spring, the bottom of mobile substation body is fixedly connected with bottom plate, the bottom of bottom plate is equipped with support seat, the top of support seat is provided with a plurality of damping shock absorbers, the bottom of support seat is equipped with two wheel shafts, the both ends of wheel shaft are all equipped with walking wheel, the both sides of bottom plate are all equipped with four clamping grooves, the inner side of two clamping grooves is movably embedded with clamping block, the bottom of clamping block is equipped with brush plate.
[0006] Preferably, one end of the buffer spring is fixedly connected with the front of the fixed frame, the other end of the buffer spring is fixedly connected with the back of the movable frame, and the buffer spring is connected with the slide rod sleeve.
[0007] Preferably, the front of the movable frame is fixedly connected with a plurality of rubber pads, one end of the sliding rod away from the movable frame is penetratingly connected with the fixed frame, and the movable frame is movably connected with the switch box through the fixed frame.
[0008] Preferably, the top end of the brush plate is fixedly connected with an insertion strip, and the bottom end of the clamping block is provided with an embedding groove, and the insertion strip is slidingly connected with the clamping block through the embedding groove.
[0009] Preferably, the brush plate is fixedly connected with the bottom plate through the clamping block.
[0010] Preferably, the top end of the damping shock absorber is fixedly connected with the bottom end of the bottom plate, and the bottom plate is movably connected with the support base through the damping shock absorber.
[0011] Preferably, the bottom end of the support base is fixedly connected with a bearing, and the wheel shaft is rotatably connected with the support base through the bearing.
[0012] Compared with the prior art, the utility model has the advantages that:
[0013] 1. The safety shock-absorbing mining explosion-proof mobile substation can realize the cleaning of the coal cinder and other obstacles on the track, reduce the vibration caused by the obstacles, and improve the stability of the mobile substation on the track.
[0014] 2. The safety shock-absorbing mining explosion-proof mobile substation can realize the anti-collision of the mobile substation, reduce the probability of damage of the mobile substation caused by the collision, and improve the stability of the mobile substation on the track. BRIEF DESCRIPTION OF DRAWINGS
[0015] Fig. 1 It is a whole structure schematic view of the utility model;
[0016] Fig. 2 It is a bottom plate and damping shock absorber structure schematic view of the utility model;
[0017] Fig. 3 It is a fixed frame and movable frame structure schematic view of the utility model;
[0018] Fig. 4The utility model discloses a card block and brush plate structure schematic view.
[0019] In the figure: 1, mobile substation body; 2, switch box; 3, fixed frame; 4, buffer spring; 5, movable frame; 6, rubber pad; 7, clamping groove; 8, walking wheel; 9, brush plate; 10, card block; 11, bottom plate; 12, damping shock absorber; 13, support seat; 14, wheel shaft; 15, bearing; 16, slide rod; 17, insert strip. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in connection with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the utility model.
[0021] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "another end" and the like is the orientation or position relation shown based on the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0022] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected, can be mechanical connection, can also be electrical connection, can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0023] As Figs. 1 to 4As shown, the safe shock absorption mine explosion-proof mobile substation of the embodiment comprises a mobile substation body 1, both sides of the mobile substation body 1 are provided with a switch box 2, the outer wall of the switch box 2 is fixedly connected with a fixed frame 3, the front of the fixed frame 3 is provided with a movable frame 5, the four corners of the back of the movable frame 5 are all fixedly connected with a sliding rod 16, the outer side of the sliding rod 16 is provided with a buffer spring 4, the bottom end of the mobile substation body 1 is fixedly connected with a bottom plate 11, the bottom of the bottom plate 11 is provided with a support base 13, the top end of the support base 13 is provided with a plurality of damping shock absorbers 12, the bottom of the support base 13 is provided with two wheel shafts 14, both ends of the wheel shaft 14 are all provided with a traveling wheel 8, both side walls of the bottom plate 11 are all provided with four clamping grooves 7, the inner side of two clamping grooves 7 is movably embedded with a clamping block 10, and the bottom of the clamping block 10 is provided with a brush plate 9.
[0024] Specifically, the size of the fixed frame 3 is the same as that of the movable frame 5, so that the movable frame 5 can stably transmit the acting force to the fixed frame 3, the movable frame 5 is arranged in front of the switch box 2, when the switch box 2 is about to collide with the mine car, the movable frame 5 can contact and collide with the outer wall of the mine car earlier than the switch box 2, so as to realize the anti-collision design of the switch box 2, the sliding rod 16 can avoid the deflection and bending of the buffer spring 4, so as to ensure that the acting force generated by the deformation of the buffer spring 4 can be vertically applied to the side wall of the movable frame 5, thereby realizing the buffer protection of the switch box 2, the support base 13 can connect the traveling wheel 8 and the bottom plate 11, and at the same time, the damping shock absorber 12 can be connected with the bottom plate 11 through the support base 13, the four clamping grooves 7 are the same in size, and the function is that when the mobile substation changes the direction of travel, the clamping block 10 and the brush plate 9 can be fixed on one side of the direction of rolling travel of the traveling wheel 8, so as to realize the cleaning of the coal cinder and other obstacles on the track in the forward direction of the traveling wheel 8, reduce the interference of the obstacles on the track to the mobile substation body 1, and improve the stability of the traveling wheel 8 when traveling on the track.
[0025] Further, one end of the buffer spring 4 is fixedly connected with the front of the fixed frame 3, the other end of the buffer spring 4 is fixedly connected with the back of the movable frame 5, the buffer spring 4 is connected with the sliding rod 16 in a sleeved manner, and the buffer spring 4 can generate an acting force after deformation to push the movable frame 5, thereby realizing the anti-collision protection of the switch box 2.
[0026] Further, a plurality of rubber pads 6 are fixedly connected with the front of the movable frame 5, one end of the sliding rod 16 away from the movable frame 5 is connected with the fixed frame 3 in a penetrating manner, the movable frame 5 is movably connected with the switch box 2 through the fixed frame 3, and the rubber pads 6 can increase the anti-impact capacity of the front of the movable frame 5, thereby reducing the probability of serious wear of the movable frame 5 caused by impact.
[0027] Further, the top end of the brush plate 9 is fixedly connected with an insertion strip 17, the bottom end of the clamping block 10 is provided with an embedding groove, the insertion strip 17 is slidably connected with the clamping block 10 through the embedding groove, and the insertion strip 17 is used for enabling the brush plate 9 to be pulled out from the bottom of the clamping block 10, facilitating the direction turning of the brush plate 9 and the replacement of the aged brush plate 9.
[0028] Further, the brush plate 9 is fixedly connected with the bottom plate 11 through the clamping block 10, the clamping block 10 is in the shape of a “T” in projection, so that the clamping block 10 can be smoothly clamped on the clamping groove 7 of the bottom plate 11, and the brush plate 9 can be fixed on the bottom plate 11 through the clamping block 10, thereby realizing the fixing of the brush plate 9 on the bottom plate 11.
[0029] Further, the top end of the damping shock absorber 12 is fixedly connected with the bottom end of the bottom plate 11, and the bottom plate 11 is movably connected with the support base 13 through the damping shock absorber 12, and the damping shock absorber 12 is used for weakening the vibration of the wheel shaft 14 and the traveling wheel 8 received by the support base 13, thereby reducing the probability of the generation of vibration of the mobile substation body 1.
[0030] Further, the bottom end of the support base 13 is fixedly connected with a bearing 15, and the wheel shaft 14 is rotatably connected with the support base 13 through the bearing 15, and the bearing 15 is used for enabling the wheel shaft 14 to be driven to rotate by the traveling wheel 8 at the bottom of the support base 13, thereby ensuring the connection of the support base 13 with the wheel shaft 14 and the traveling wheel 8.
[0031] The use method of the embodiment is as follows: when the safety shock-absorbing mining explosion-proof mobile substation moves on the mine track through the traveling wheel 8, the moving direction of the mobile substation needs to be confirmed first, then the clamping block 10 is inserted into the corresponding clamping groove 7 on the two sides of the bottom plate 11, so that the brush plate 9 at the bottom of the clamping block 10 is attached to the top of the track and is in front of the traveling direction of the traveling wheel 8, so that the obstacles such as coal cinder on the track in front of the traveling wheel 8 can be cleaned by the brush plate 9 in advance, the traveling wheel 8 can travel on the smooth and flat track, the vibration of the traveling wheel 8 caused by the collision with the obstacles during the traveling is reduced, and the mobile substation can maintain better stability during the traveling, when the switch boxes 2 on the front and rear sides of the mobile substation are about to collide with the mine car on the track, the movable frame 5 will be in contact with the sidewall of the mine car before the switch boxes 2, then the movable frame 5 receives the force from the mine car, then the movable frame 5 transmits the force to the buffer spring 4, and simultaneously pushes the sliding rod 16 to slide along the fixed frame 3, so that the buffer spring 4 is compressed and deformed, and generates a reverse force to push the movable frame 5 to the mine car, thereby protecting the switch boxes 2 from collision.
[0032] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.
Claims
1. A safe, shock-absorbing, explosion-proof mobile substation for mining, comprising a mobile substation body (1), characterized in that: The mobile substation body (1) is equipped with switch boxes (2) on both the front and rear side walls. A fixed frame (3) is fixedly connected to the outer wall of the switch box (2). A movable frame (5) is provided on the front of the fixed frame (3). A sliding rod (16) is fixedly connected to the four corners of the back of the movable frame (5). A buffer spring (4) is provided on the outer side of the sliding rod (16). A base plate (11) is fixedly connected to the bottom of the mobile substation body (1). A support seat (13) is provided at the bottom of the base plate (11). A plurality of damping shock absorbers (12) are provided at the top of the support seat (13). Two wheel axles (14) are provided at the bottom of the support seat (13). A walking wheel (8) is installed at both ends of the wheel axle (14). Four slots (7) are opened on both side walls of the base plate (11). A card block (10) is movably embedded in the inner side of two of the slots (7). A brush plate (9) is provided at the bottom of the card block (10).
2. The safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: One end of the buffer spring (4) is fixedly connected to the front of the fixed frame (3), and the other end of the buffer spring (4) is fixedly connected to the back of the movable frame (5). The buffer spring (4) is sleeved and connected to the slide rod (16).
3. A safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: Multiple rubber pads (6) are fixedly connected to the front of the movable frame (5). The end of the slide rod (16) away from the movable frame (5) is inserted and connected to the fixed frame (3). The movable frame (5) is movably connected to the switch box (2) through the fixed frame (3).
4. A safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: The top of the brush plate (9) is fixedly connected to a strip (17), and the bottom of the card block (10) is provided with a groove. The strip (17) is slidably connected to the card block (10) through the groove.
5. A safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: The brush plate (9) is fixedly connected to the base plate (11) via a locking block (10).
6. A safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: The top end of the damping shock absorber (12) is fixedly connected to the bottom end of the base plate (11), and the base plate (11) is movably connected to the support base (13) through the damping shock absorber (12).
7. A safe, shock-absorbing, explosion-proof mobile substation for mining as described in claim 1, characterized in that: The bottom end of the support base (13) is fixedly connected to a bearing (15), and the axle (14) is rotatably connected to the support base (13) through the bearing (15).