45-degree slope type emergency braking device for preventing breakage of steel wire rope lock of rail winch

Abstract

The utility model discloses a 45-degree slope type rail winch steel wire rope lock breakage prevention emergency braking device which comprises a braking mechanism and a pressing supporting frame installed on one side of the interior of the braking mechanism, a reinforcing mechanism is arranged on one side of the top of the braking mechanism, and top buffer springs are arranged on the periphery of the bottom of the reinforcing mechanism. The braking mechanism comprises a winch shell, a driving motor is fixedly installed on one side of the winch shell, the output end of the driving motor is fixedly connected with a winding rotating shaft, a mounting hole is formed in one side of the interior of the winding rotating shaft, braking gears are symmetrically installed at the two ends of the winding rotating shaft, and when the steel wire rope breaks, the winding rotating shaft is driven by the braking gears to rotate. When the steel wire rope is loosened, the translation support and the brake support are driven to move upwards under the elastic action of the pressure spring, and meanwhile, the brake gear and the winding rotating shaft are fixed by utilizing the characteristic that the bottom brake block is connected with the brake gear in a clamping manner, so that the automatic brake effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of brake devices, in particular to an emergency brake device for preventing a wire rope lock from breaking for a 45-degree slope type rail winch. Background Art

[0002] A winch, also known as a hoist, is a small and light lifting equipment that uses a drum to wrap a wire rope or chain to lift or pull heavy objects. The winch can lift vertically, or pull heavy objects horizontally or at an angle. The winch is divided into three types: manual winch, electric winch and hydraulic winch. The electric winch is the main one and can be used alone or as a component of machinery for lifting, road construction, mine hoisting, etc. It is widely used due to its simple operation, large rope winding capacity and easy relocation.

[0003] Publication No. CN 221397075 U discloses an emergency brake device for a mining winch, comprising a housing, a first mounting hole is equidistantly provided at the bottom of the housing, a first rotating rod is rotatably connected inside the housing, a roller is fixedly connected to the outside of the first rotating rod, a motor is provided on one side of the housing, one end of the motor output shaft is fixedly connected to one end of the first rotating rod, a second mounting hole is equidistantly provided on one side of the roller, a first gear is provided on the outside of the first rotating rod and on one side of the roller, a first fixing bolt is equidistantly provided on one side of the first gear, a limiting component is provided inside the housing, the limiting component is used to fix the first gear, automatic emergency braking can be performed by providing the limiting component, and it can be started immediately in an emergency, thereby reducing the possibility of accidents and improving the safety of the workplace. By providing the limiting component, the dependence on manual operation is reduced, and the labor cost and safety risk are reduced. However, the patent still has the following problems in actual use:

[0004] When the mine winch emergency brake device has a problem with the winch and the wire rope needs to be emergency braked, the two hydraulic cylinders need to be moved downward by remote control. At this time, the limit rod will enter the limit groove, which can prevent the fourth gear from rebounding due to resistance and causing the slide bar to shake during braking. However, remote control requires a certain reaction time in an emergency, and the winch cannot be emergency braked in time, which increases the time and possibility of accidents and is not conducive to workplace safety.

[0005] A 45° slope type rail winch anti-wire rope lock break emergency brake device is proposed to solve the above-mentioned problems. Utility Model Content

[0006] The purpose of the utility model is to provide an emergency brake device for preventing wire rope lock breakage of a 45° sloped track winch, so as to solve the problem proposed in the above-mentioned background technology that when the emergency brake device of the mining winch has a problem with the winch and the wire rope needs to be emergency braked, it is necessary to remotely control the two hydraulic cylinders to move downward. At this time, the limit rod will enter the limit groove, which can prevent the fourth gear from rebounding due to resistance and causing the slide rod to shake during braking. However, in an emergency, remote control requires a certain reaction time, and the winch cannot be emergency braked in time, which increases the time and possibility of accidents and is not conducive to the safety of the workplace.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a 45° slope type rail winch anti-wire rope lock break emergency brake device, comprising a brake mechanism, and a clamping support frame installed on one side of the brake mechanism;

[0008] A reinforcement mechanism is provided on one side of the top of the brake mechanism, and a top buffer spring is provided around the bottom of the reinforcement mechanism;

[0009] Also includes:

[0010] The brake mechanism comprises a winch housing, a driving motor is fixedly mounted on one side of the winch housing, a winding rotating shaft is fixedly connected to the output end of the driving motor, and a mounting hole is opened on one side of the winding rotating shaft;

[0011] Among them, brake gears are symmetrically installed at both ends of the winding rotating shaft, and the clamping support frame is fixedly installed on one side of the inner part of the winch housing;

[0012] Wherein, clamping sliding rods are symmetrically provided on both sides of the interior of the clamping support frame, and a clamping sliding sleeve is slidably connected to the outer side of the clamping sliding rod.

[0013] Preferably, a compression spring is fixedly installed at the bottom of the compression sliding sleeve, a translation bracket is fixedly connected between the two compression sliding sleeves, a brake bracket is fixedly installed on one side of the translation bracket, a brake connecting rod is fixedly connected to one side of the bottom of the brake bracket, a bottom buffer spring is symmetrically installed on the top of the brake connecting rod, and a bottom brake block is fixedly installed on the top of the bottom buffer spring.

[0014] Preferably, a translation motor is fixedly installed on one side of the interior of the translation bracket, a translation threaded rod is fixedly connected to the output end of the translation motor, a translation threaded sleeve is threadedly connected to the outer side of the translation threaded rod, a translation limit plate is fixedly installed on the top of the translation threaded sleeve, and a wire rope support block is fixedly installed on the top of the translation limit plate.

[0015] Preferably, the reinforcement mechanism includes a reinforcement support column, which is symmetrically installed on both sides of the top of the winch shell, the top of the reinforcement support column is fixedly connected to a support top plate, the top side of the support top plate is fixedly installed with a motor cover, and the inner side of the motor cover is fixedly installed with a lifting motor.

[0016] Preferably, the output end of the lifting motor is fixedly connected to a sprocket transmission assembly, the bottom of the sprocket transmission assembly is symmetrically connected to a lifting threaded rod, the outer side of the lifting threaded rod is threadedly connected to a lifting threaded sleeve, and a lifting plate is fixedly connected between the two lifting threaded sleeves.

[0017] Preferably, a lifting sliding sleeve is symmetrically installed on one side of the lifting plate away from the lifting threaded sleeve, the lifting sliding sleeve is internally slidably connected to a lifting sliding rod, the top buffer spring is fixedly installed around the bottom of the lifting plate, and the bottom of the top buffer spring is fixedly connected to a connecting column.

[0018] Preferably, a reinforcement cover is fixedly installed on the bottom of the connecting column, top brake blocks are symmetrically installed on both sides of the bottom of the reinforcement cover, translation springs are fixedly installed around the bottom of the reinforcement cover, and side brake blocks are fixedly connected to the ends of the translation springs.

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows: when the wire rope breaks, the wire rope becomes loose, and the elastic force of the compression spring is used to drive the translation bracket and the brake bracket to move upward, and at the same time, the bottom brake block is connected with the brake gear by the clamping connection, so as to fix the brake gear and the winding rotating shaft, and achieve the effect of automatic braking. The brake gear and the winding rotating shaft are reinforced by the clamping connection of the top brake block and the brake gear, and the braking stability of the winding rotating shaft is improved. The elastic force of the translation spring is used to squeeze and shrink the side brake block, and the brake gear is connected by the clamping connection, so as to further improve the braking stability of the winding rotating shaft. The specific contents are as follows:

[0020] 1. By setting the brake mechanism, not only can the driving motor be used to drive the winding rotating shaft to rotate, the wire rope is fixed through the mounting hole, and the winding rotating shaft is used to wind the wire rope, the wire rope support block is used to support the wire rope, and the wire rope is supported by the elastic force of the compression spring. When the wire rope breaks, the wire rope becomes loose, and the elastic force of the compression spring is used to drive the translation bracket and the brake bracket to move upward. At the same time, the characteristics of the engagement connection between the bottom brake block and the brake gear are used to realize the fixation of the brake gear and the winding rotating shaft, so as to achieve the effect of automatic braking. By starting the translation motor to drive the translation threaded rod to rotate, the translation threaded sleeve drives the translation limit plate and the wire rope support block to move on the top of the translation bracket, and the wire rope support block is used to limit the wire rope, so that the wire rope is evenly wound around the winding rotating shaft;

[0021] 2. By setting up a reinforcement mechanism, the lifting motor can be used to drive the sprocket transmission assembly and the lifting threaded rod to rotate, so that the lifting threaded sleeve and the lifting sliding sleeve drive the lifting plate to move up and down, and the reinforcement cover drives the top brake block to move downward. By utilizing the characteristics of the top brake block and the brake gear being engaged and connected, the brake gear and the winding rotating shaft are reinforced to improve the braking stability of the winding rotating shaft. By utilizing the elastic force of the translation spring, the side brake block is squeezed and contracted, and engaged and connected with the brake gear, thereby further improving the braking stability of the winding rotating shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0023] Figure 2 It is a three-dimensional structural schematic diagram of the braking mechanism in the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the compression support frame in the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the steel wire rope support block in the utility model;

[0026] Figure 5 It is a three-dimensional structural schematic diagram of the reinforcement mechanism in the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the reinforcement cover in the utility model.

[0028] In the figure: 1, brake mechanism; 101, winch housing; 102, drive motor; 103, winding shaft; 104, mounting hole; 105, brake gear; 106, clamping support frame; 107, clamping sliding rod; 108, clamping sliding sleeve; 109, clamping spring; 110, translation support; 111, brake support; 112, brake connecting rod; 113, bottom buffer spring; 114, bottom brake block; 115, translation motor; 116, translation threaded rod; 117, translation threaded sleeve; 118 , translation limit plate; 119, wire rope support block; 2, reinforcement mechanism; 201, reinforcement support column; 202, support top plate; 203, motor cover; 204, lifting motor; 205, sprocket transmission assembly; 206, lifting threaded rod; 207, lifting threaded sleeve; 208, lifting plate; 209, lifting sliding sleeve; 210, lifting sliding rod; 211, top buffer spring; 212, connecting column; 213, reinforcement cover; 214, top brake block; 215, translation spring; 216, side brake block. DETAILED DESCRIPTION

[0029] 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. Obviously, the implementation regulations described are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-Figure 6The utility model provides a technical solution: an emergency brake device for preventing wire rope lock from breaking for a 45° slope type rail winch, comprising a brake mechanism 1, and a clamping support frame 106 installed on one side of the brake mechanism 1, a reinforcement mechanism 2 is arranged on one side of the top of the brake mechanism 1, and a top buffer spring 211 is arranged around the bottom of the reinforcement mechanism 2, the brake mechanism 1 comprises a winch housing 101, a drive motor 102 is fixedly installed on one side of the winch housing 101, a winding rotating shaft 103 is fixedly connected to the output end of the drive motor 102, a mounting hole 104 is opened on one side of the winding rotating shaft 103, wherein brake gears 105 are symmetrically installed at both ends of the winding rotating shaft 103, and a clamping support frame 106 is installed on one side ... The support frame 106 is fixedly installed on one side of the inner part of the winch housing 101, wherein the inner sides of the clamping support frame 106 are symmetrically provided with clamping sliding rods 107, the outer side of the clamping sliding rod 107 is slidably connected with a clamping sliding sleeve 108, and a clamping spring 109 is fixedly installed at the bottom of the clamping sliding sleeve 108, and a translation support 110 is fixedly connected between the two clamping sliding sleeves 108, and a brake support 111 is fixedly installed on one side of the translation support 110, and a brake connecting rod 112 is fixedly connected to one side of the bottom of the brake supporting frame 111, and a bottom buffer spring 113 is symmetrically installed on the top of the brake connecting rod 112, and a bottom brake block 114 is fixedly installed on the top of the bottom buffer spring 113. A translation motor 115 is fixedly installed on one side of the inner part of the frame 110, and a translation threaded rod 116 is fixedly connected to the output end of the translation motor 115, and a translation threaded sleeve 117 is threadedly connected to the outer side of the translation threaded rod 116, and a translation limit plate 118 is fixedly installed on the top of the translation threaded sleeve 117, and a wire rope support block 119 is fixedly installed on the top of the translation limit plate 118. By setting the brake mechanism 1, not only can the drive motor 102 be used to drive the winding rotation shaft 103 to rotate, the wire rope can be fixed through the mounting hole 104, and the winding rotation shaft 103 can be used to wind the wire rope, and the wire rope can be supported by the wire rope support block 119, and the elastic force of the compression spring 109 can be used to The wire rope is used for support. When the wire rope breaks, it becomes loose and the elastic force of the compression spring 109 is used to drive the translation bracket 110 and the brake bracket 111 to move upward. At the same time, the bottom brake block 114 is engaged with the brake gear 105 to fix the brake gear 105 and achieve the effect of automatic braking. By starting the translation motor 115 to drive the translation threaded rod 116 to rotate, the translation threaded sleeve 117 drives the translation limit plate 118 and the wire rope support block 119 to move on the top of the translation bracket 110. The wire rope support block 119 is used to limit the wire rope so that the wire rope is evenly wound around the winding rotation shaft 103.

[0031] The reinforcement mechanism 2 includes a reinforcement support column 201, which is symmetrically installed on both sides of the top of the winch shell 101. The top of the reinforcement support column 201 is fixedly connected with a support top plate 202, and a motor cover 203 is fixedly installed on one side of the top of the support top plate 202. A lifting motor 204 is fixedly installed on one side of the motor cover 203. The output end of the lifting motor 204 is fixedly connected with a sprocket transmission assembly 205, and the bottom of the sprocket transmission assembly 205 is symmetrically connected with a lifting threaded rod 206, and the outer side of the lifting threaded rod 206 is threadedly connected with a lifting threaded sleeve 207, and a lifting plate 208 is fixedly connected between the two lifting threaded sleeves 207. A lifting sliding sleeve 209 is symmetrically installed on the side of the lifting plate 208 away from the lifting threaded sleeve 207, and the lifting sliding rod 210 is slidably connected to the inside of the lifting sliding sleeve 209, and a top buffer spring 211 is fixedly installed around the bottom of the lifting plate 208. The bottom of the top buffer spring 211 is fixedly connected A connecting column 212 is connected, and a reinforcement cover 213 is fixedly installed at the bottom of the connecting column 212. Top brake blocks 214 are symmetrically installed on both sides of the bottom of the reinforcement cover 213. Translation springs 215 are fixedly installed around the bottom of the reinforcement cover 213. The ends of the translation springs 215 are fixedly connected with side brake blocks 216. The lifting motor 204 drives the sprocket transmission assembly 205 and the lifting threaded rod 206 to rotate, so that the lifting threaded sleeve 207 and the lifting sliding sleeve 209 drive the lifting plate 208 to move up and down, so that the reinforcement cover 213 drives the top brake block 214 to move downward. By utilizing the characteristics of the top brake block 214 being engaged with the brake gear 105, the brake gear 105 and the winding rotating shaft 103 are reinforced to improve the braking stability of the winding rotating shaft 103. By utilizing the elastic force of the translation spring 215, the side brake block 216 is squeezed and contracted, and is engaged with the brake gear 105 to further improve the braking stability of the winding rotating shaft 103.

[0032] Working principle: Before using this 45° slope type rail winch anti-wire rope lock break emergency brake device, it is necessary to first check the overall condition of the device to ensure that it can work normally. Figure 1 - Figure 6As shown, first, the driving motor 102 is used to drive the winding rotation shaft 103 to rotate, the wire rope is fixed through the mounting hole 104, and the winding rotation shaft 103 is used to wind the wire rope, and the wire rope support block 119 is used to support the wire rope, and the wire rope is supported by the elastic force of the compression spring 109. Secondly, when the wire rope breaks, the wire rope becomes loose, and the elastic force of the compression spring 109 is used to drive the translation bracket 110 and the brake bracket 111 to move upward. At the same time, the bottom brake block 114 is engaged with the brake gear 105, so as to fix the brake gear 105 and the winding rotation shaft 103, so as to achieve the effect of automatic braking, and the translation motor 115 is started to drive the translation threaded rod 116 to rotate, so that the translation threaded sleeve 117 drives the translation limit plate 118 and the wire rope The support block 119 moves on the top of the translation bracket 110, and the wire rope support block 119 is used to limit the wire rope so that the wire rope is evenly wound on the winding rotation shaft 103. Finally, the lifting motor 204 is used to drive the sprocket transmission assembly 205 and the lifting threaded rod 206 to rotate, so that the lifting threaded sleeve 207 and the lifting sliding sleeve 209 drive the lifting plate 208 to move up and down, and the reinforcement cover 213 drives the top brake block 214 to move downward. By utilizing the characteristics of the top brake block 214 being engaged with the brake gear 105, the brake gear 105 and the winding rotation shaft 103 are reinforced to improve the braking stability of the winding rotation shaft 103. By utilizing the elastic force of the translation spring 215, the side brake block 216 is squeezed and contracted, and engaged with the brake gear 105 to further improve the braking stability of the winding rotation shaft 103.

[0033] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described 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 present invention shall be included in the protection scope of the present invention.

Claims

1. A 45° slope type rail winch anti-wire rope lock breakage emergency braking device, comprising a braking mechanism (1), and a clamping support frame (106) installed on one side of the braking mechanism (1); A reinforcement mechanism (2) is provided on one side of the top of the braking mechanism (1), and top buffer springs (211) are provided around the bottom of the reinforcement mechanism (2); It is characterized in that Also includes: The braking mechanism (1) comprises a winch housing (101), a driving motor (102) being fixedly mounted on one side of the winch housing (101), an output end of the driving motor (102) being fixedly connected to a winding rotating shaft (103), and a mounting hole (104) being provided on one side of an interior of the winding rotating shaft (103); Wherein, brake gears (105) are symmetrically mounted on both ends of the winding rotating shaft (103), and the clamping support frame (106) is fixedly mounted on one side of the interior of the winch housing (101); Wherein, clamping sliding rods (107) are symmetrically provided on both sides of the interior of the clamping support frame (106), and a clamping sliding sleeve (108) is slidably connected to the outer side of the clamping sliding rod (107).

2. According to claim 1, a 45° slope type rail winch anti-wire rope lock breakage emergency brake device is characterized in that: A compression spring (109) is fixedly installed at the bottom of the compression sliding sleeve (108), a translation bracket (110) is fixedly connected between the two compression sliding sleeves (108), a brake bracket (111) is fixedly installed on one side of the translation bracket (110), a brake connecting rod (112) is fixedly connected to one side of the bottom of the brake bracket (111), a bottom buffer spring (113) is symmetrically installed on the top of the brake connecting rod (112), and a bottom brake block (114) is fixedly installed on the top of the bottom buffer spring (113).

3. The 45° slope type rail winch anti-wire rope lock break emergency brake device according to claim 2, characterized in that: A translation motor (115) is fixedly mounted on one side of the interior of the translation bracket (110); a translation threaded rod (116) is fixedly connected to the output end of the translation motor (115); a translation threaded sleeve (117) is threadedly connected to the outside of the translation threaded rod (116); a translation limit plate (118) is fixedly mounted on the top of the translation threaded sleeve (117); and a wire rope support block (119) is fixedly mounted on the top of the translation limit plate (118).

4. The 45° slope type rail winch anti-wire rope lock break emergency brake device according to claim 1, characterized in that: The reinforcement mechanism (2) comprises a reinforcement support column (201), wherein the reinforcement support column (201) is symmetrically mounted on both sides of the top of the winch housing (101), the top of the reinforcement support column (201) is fixedly connected to a support top plate (202), a motor cover (203) is fixedly mounted on one side of the top of the support top plate (202), and a lifting motor (204) is fixedly mounted on one side inside the motor cover (203).

5. The 45° slope type rail winch anti-wire rope lock break emergency brake device according to claim 4, characterized in that: The output end of the lifting motor (204) is fixedly connected to a sprocket transmission assembly (205), the bottom of the sprocket transmission assembly (205) is symmetrically connected to a lifting threaded rod (206), the outer side of the lifting threaded rod (206) is threadedly connected to a lifting threaded sleeve (207), and a lifting plate (208) is fixedly connected between the two lifting threaded sleeves (207).

6. The 45° slope type rail winch anti-wire rope lock break emergency brake device according to claim 5, characterized in that: A lifting sliding sleeve (209) is symmetrically mounted on one side of the lifting plate (208) away from the lifting threaded sleeve (207); a lifting sliding rod (210) is slidably connected to the interior of the lifting sliding sleeve (209); the top buffer spring (211) is fixedly mounted around the bottom of the lifting plate (208); and a connecting column (212) is fixedly connected to the bottom of the top buffer spring (211).

7. The 45° slope type rail winch anti-wire rope lock break emergency brake device according to claim 6, characterized in that: A reinforcement cover (213) is fixedly mounted on the bottom of the connection column (212), top brake blocks (214) are symmetrically mounted on both sides of the bottom of the reinforcement cover (213), translation springs (215) are fixedly mounted around the bottom of the reinforcement cover (213), and side brake blocks (216) are fixedly connected to the ends of the translation springs (215).

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