CN205087867U - Multi -functional haulage equipment of transformer substation that adoption lifting hook lifted by crane - Google Patents

Abstract

The utility model discloses a multi -functional haulage equipment of transformer substation that adoption lifting hook lifted by crane, which comprises a vehicle rack, locate the inside pull formula operation dolly of frame, be equipped with the cross main arm that to adjust inclination and locking on the frame, the top at the cross main arm is connected to the auxiliary, and be equipped with the fixed pulley at auxiliary both ends, be equipped with hoisting mechanism on the frame and hang the supporting beam at the auxiliary lower extreme through hanging rope connected, be used for lifting by crane cable trench cover through the supporting beam connecting shackle, it has been used for the pendent switch dolly perhaps to adopt magnetism to hang the tong " pan ". In the special place environment of transformer substation, the utility model discloses can lift by crane cable trench cover or transformer substation's switch dolly firmly to transport it to the assigned position, be one kind collect lift by crane, transportation function in the multifunctional equipment of an organic whole.

Description

Substation multifunctional handling equipment using hook lifting

Technical field:

The utility model relates to a substation multifunctional handling equipment which is lifted by a hook.

Background technique:

The substation is one of the facilities for power supply, and it is a place to change the voltage. The main equipment inside it is a switch and a transformer. These devices are assembled to cut off or connect, change or adjust the voltage. In the power system, the substation is Consolidation point for power transmission and distribution. Since the substation plays a very important role in the power supply system, its equipment management is also very important. In the process of substation equipment management, the use, maintenance, and repair of equipment are generally regarded as independent processes. As far as the lifting, handling and disassembly of equipment are concerned, due to the small space inside the substation, large lifting equipment and transportation equipment cannot be used. In addition, there are many live equipment in the substation, which also limits the use of some electrified lifting and handling equipment. Therefore, it is urgent to develop a device suitable for lifting and handling tasks in substations.

Invention content:

In order to overcome the defects of the prior art, the purpose of this utility model is to provide a substation multifunctional handling equipment that adopts hook lifting, which can stably lift the substation cable trench cover or substation switch trolley in the special site environment of the substation. And transport it to the designated location. The utility model is a multi-functional equipment integrating lifting and transporting functions.

The utility model solves the technical problem and adopts the following technical solutions:

Substation multifunctional handling equipment that adopts hook lifting, including:

The vehicle frame, the cross main arm supported by the vehicle frame, and the pull-type running trolley arranged in the vehicle frame;

The vehicle frame has a frame structure base and walking wheels arranged under the base. Two front uprights, three middle uprights and two rear uprights are vertically fixed on the base, and the tops of the two rear uprights are There are cross bars connected between them to form the handle frame; there are U-shaped grooves on the top of the two front columns;

The cross main arm has a longitudinal arm and a cross arm connected with the longitudinal arm, the cross arm is erected in the U-shaped groove, and the lower end of the longitudinal arm is fixedly connected to the vehicle frame through a connecting piece;

The top of the longitudinal arm is connected with a horizontal auxiliary arm, fixed pulleys are arranged at both ends of the auxiliary arm, and a lifting mechanism is arranged on the vehicle frame. One end of the suspension rope is connected to the lifting mechanism, and the other end is automatically The two fixed pulleys pass through and are connected with a support beam at the end of the suspension rope. The middle part of the support beam has lifting lugs connected with the suspension rope, and the two ends of the support beam are provided with hanging holes. One or both of them A hook is connected to each lifting hole;

The front end of the frame base is provided with a hinge seat, on which a back brace main bracket is hinged through a pin shaft, and a back brace auxiliary bracket is hinged in the middle of the back brace main bracket, and the middle and upper side of the front column The square is provided with hanging lugs for hanging the counter-brace sub-bracket, and the side of the middle and lower part of the front column is fixed with a support seat for diagonally braced back-brace sub-bracket.

The running trolley has a frame structure car body and a walking wheel arranged at the bottom of one end of the car body, and a U-shaped handle is hinged at the other end of the car body through a pin shaft; To fix the handle in the horizontal state; a U-shaped elastic circlip is provided on the cross bar of the handle frame to fix the handle in the vertical state.

The connecting piece connected to the lower end of the longitudinal arm includes: a rectangular steel plate, two arc-shaped steel plates vertically fixed on the surface of the rectangular steel plate, and the two arc-shaped steel plates are arranged in parallel; a through hole is provided on the surface of the rectangular steel plate Cooperating with the fixing bolts at the front end of the frame base, the two arc-shaped steel plates are respectively provided with three through holes, and the three through holes are distributed along the axis direction of the arc-shaped steel plates at intervals. The bottom end of the arm is connected by a fixed pin;

The middle column of the three center columns is also provided with through holes, and the other two through holes of the arc-shaped steel plate are alternately connected with the through holes on the middle column through fixing pins to change the angle between the trailing arm and the vertical line.

The vehicle frame has a locking mechanism with the ground, and the locking mechanism includes: a vertical threaded sleeve is fixed on the lower end side of the middle column of the three columns, and a screw rod cooperating with the threaded sleeve is arranged. , the lower end of the screw rod is a stepped shaft, the lower end of the stepped shaft passes through the central hole of the circular pressure plate, and a gasket and a nut are connected to the shaft end of the stepped shaft to prevent the circular pressure plate from falling off. A thrust ball bearing sleeved on the stepped shaft is provided between the top surface and the stepped surface of the stepped shaft, and a ring of spikes is provided on the bottom surface of the circular pressure plate along the circumferential direction.

An extension rod is connected to the top of the screw rod, and a rotating handle is arranged on the top of the extension rod.

Compared with the prior art, the beneficial effects of the utility model are reflected in:

In the special site environment of the substation, the utility model can stably lift the switch trolley or the cable trench cover plate of the substation, and transport them to the designated position. It is a multifunctional equipment integrating lifting and transportation functions.

The longitudinal arm of the cross main arm in the utility model can be swung at a certain angle and locked, which can increase the working range and avoid interference between the lifted object and the vehicle frame.

There is a locking structure between the vehicle frame and the ground of the utility model, which can stably lock the vehicle frame on the ground through a circle of spikes on the bottom surface of the pressure plate into the ground.

When the equipment of the utility model is used to lift the cable trench cover plate, the longitudinal arm of the cross main arm can be swung at a certain angle and locked, and when the substation switch trolley is to be lifted, the hook can be replaced with a magnetic hanging loop, two magnetic hanging loops The right-angle hooks at the bottom are respectively hooked into the holes at both ends of the switch trolley, while the magnets in the middle of the magnetic hanging loop are tightly adsorbed on the switch trolley, so as to ensure that the right-angle hooks of the magnetic hanging loop will not fall off from the hanging holes at both ends of the switch trolley , greatly improving the safety of lifting operations.

The running trolley of the utility model can be accommodated in the vehicle frame when the equipment is lifted, and the back support main bracket is put down to support the ground, and the back support sub-support is diagonally braced on the support seat, which can prevent the cross main arm from overturning when the lifting equipment is off the ground; When operating the hoisted equipment, the operating trolley can be pulled out, the main counter support bracket can be lifted, and the counter support sub-support can be hung on the hanging lug to ensure that the main counter support support is off the ground. The intermediate link improves the efficiency while ensuring the safety of the operation. When the running trolley is stored in the frame, its handle can be erected and fixed on the side of the frame column through the elastic circlip; The rear end of the frame base ensures the reliability of operation.

Description of drawings:

Fig. 1 is a schematic diagram of the overall structure of the utility model; Fig. 2A, 2B are the front view and the top view of the auxiliary arm connected to the fixed pulley; Fig. 2C, 2D are the front view and the top view of the auxiliary arm; Fig. 3A, 3B are the front views of the vehicle frame and a top view; Fig. 3C and 3D are the A-direction and B-direction views of Fig. 3A; Fig. 4A is a schematic diagram showing that the back-brace main bracket is lifted and the back-brace sub-bracket is suspended on the hanging lug; The schematic diagram of the support sub-bracket obliquely braced on the support seat; Fig. 5 is a top view of the running trolley pulled out from the frame; Fig. 6A is a schematic diagram of the handle of the running trolley being folded upwards (showing how the elastic circlip on the frame cooperates with the handle) state); Fig. 6B is a schematic diagram of the handle of the running trolley being laid flat (showing the state in which the clamping parts on the frame cooperate with the handle); Fig. 6C is a top view of Fig. 6B; Fig. 7A, 7B are front views and Side view; Figure 7C is a schematic diagram of a hook; Figure 8A-8C is a front view, a right view, and a top view of a supporting beam; Figure 9A is a schematic diagram of an extension rod; Figure 9B is a schematic diagram of a screw; The front view and top view of the disc; Figures 9E and 9F are the front and top views of the threaded sleeve; Figures 10A and 10B are the front and right views of the cross main arm; Front view and top view; Fig. 12A, 12B are the front view and top view of the back brace main bracket; Fig. 13A, 13B are the front view and top view of the back brace sub-bracket.

Numbers in the figure: 1 frame, 101 front column, 102 center column, 103 rear column, 104 hinged seat, 105 back brace main bracket, 106 back brace sub bracket, 107 fixing bolt, 1001 hanging lug, 1002 support seat, 2 cross Main arm, 201 longitudinal arm, 202 cross arm, 3 running trolley, 301 car body, 302 handle, 303 clamping piece, 304 elastic circlip, 5 lifting mechanism, 6 supporting beam, 601 lifting lug, 602 lifting hole, 7 Magnetic hanger, 701 connection hole, 702 magnet, 703 right-angle hook, 8 connectors, 801 rectangular steel plate, 802 curved steel plate, 9 locking mechanism, 901 threaded sleeve, 902 screw rod, 903 circular pressure plate, 904 thrust ball bearing , 905 extension rod, 906 rotating handle, 907 spikes, 10 hooks, 11 slings.

The utility model will be further described below through specific embodiments in conjunction with the accompanying drawings.

detailed description:

Embodiment: The substation multi-function handling equipment that adopts hook lifting in this embodiment includes:

Frame 1, a cross main arm 2 supported by the frame, and a pull-type running trolley 3 arranged in the frame;

Vehicle frame 1 has the base of frame structure and the walking wheel that is arranged under the base, is vertically fixedly provided with two front columns 101, three center columns 102 and two rear columns 103 on the base, between the tops of the two rear columns There are cross bars connected to form the handle frame; U-shaped grooves are provided on the top of the two front columns 101; the two front columns and the two rear columns are at the apex positions of the "日" character, and the three middle columns are at the "日" character on the middle horizontal line.

The cross main arm 2 has a longitudinal arm 201 and a cross arm 202 which forms a cross connection with the longitudinal arm. The two ends of the cross arm are set in the U-shaped groove on the top of the front column 101. on the frame;

The top of the longitudinal arm is connected with a horizontal jib 4, fixed pulleys 401 are arranged at both ends of the jib, and a hoisting mechanism 5 is provided on the vehicle frame. One end of the suspension rope 11 is connected to the hoisting mechanism 5, and the other end Pass through from two fixed pulleys 401, and be connected with support beam 6 at the end of suspension rope, the middle part of support beam has the lug 601 that is connected with suspension rope, and the two ends of support beam are provided with lifting hole 602, in one or A suspension hook 7 is connected in the two lifting holes;

The front end of the vehicle frame base is provided with a hinge seat 104, on the hinge seat 104, a back brace main bracket 105 is hinged by a pin shaft, and a back brace sub-bracket 106 is hinged in the middle of the back brace main bracket. Hanging lugs 1001 for hanging the back brace sub-bracket 106 are fixedly provided, and a support base 1002 for the diagonal brace back brace sub-bracket 106 is fixedly provided on the side of the middle and lower part of the front column. Referring to Figures 4A and 4B, when it is necessary to lift the substation switch trolley, push the lifting and handling equipment of the present invention to the designated position, remove the back support sub-bracket 106 from the hanging ear 1001, put down the back support main support 105, and use the back support The support sub-bracket 106 is obliquely braced on the support seat 1002 to prevent the equipment from overturning during lifting. Combined with Figures 1, 7A and 7B, hang the right-angle hooks 703 of the two magnetic hanging loops 7 in the lifting holes at both ends of the switch trolley respectively. 702 is adsorbed on the switch trolley to ensure that the right-angle hook 703 will not fall off from the lifting hole of the switch trolley. When the switch trolley is hoisted off the ground, pull out the running trolley 3, and the handle 302 of the running trolley is fastened to the clamp of the frame. In part 303, the switch trolley is placed on the running trolley 3 stably, and the magnetic hanging loop 7 is not removed to ensure the safety during transportation. Then lift the back support main bracket 105 and hang it on the hanging ear with the back support sub bracket 106. 1001, at this time, you can push the device to transport the switch trolley to the designated position, and then reverse the operation after it is in place. This ensures the continuity of lifting operations and transportation operations, improves efficiency and greatly improves safety.

In the specific setting, the car body 301 with frame structure and the walking wheel located at the bottom of one end of the car body are provided with the turning trolley 3, and a U-shaped handle 302 is hinged at the other end of the car body through a pin shaft; A clamping member 303 is used to fix the handle 302 in a horizontal state; a U-shaped elastic snap spring 304 is arranged on the crossbar of the handle frame to fix the handle 302 in a vertical state.

The connector 8 connected to the lower end of the longitudinal arm 201 includes: a rectangular steel plate 801, two arc-shaped steel plates 802 vertically fixed on the surface of the rectangular steel plate, and the two arc-shaped steel plates 802 are arranged in parallel; on the surface of the rectangular steel plate 801 Through holes are provided to cooperate with the fixing bolts 107 at the front end of the frame base. Three through holes are respectively provided on the two arc-shaped steel plates 802. The three through holes are distributed along the axial direction of the arc-shaped steel plates at intervals. The first through hole is connected with the bottom end of the trailing arm through a fixing pin;

The middle columns of the three center columns 102 are also provided with through holes, and the other two through holes of the arc-shaped steel plate 802 are alternately connected with the through holes on the middle columns by fixing pins to change the angle between the longitudinal arm and the vertical line. When the longitudinal arm 201 of the cross main arm 2 is in a vertical state, the through hole at the end of the arc-shaped steel plate 802 is connected with the through hole on the center column 102 through a fixing pin; when lifting the cable trench cover, it may be necessary to adjust the longitudinal arm 201 At this time, the through hole in the middle of the arc-shaped steel plate 802 can be connected with the through hole on the center column 102 through a fixed pin, so that the longitudinal arm 201 can be inclined at a certain angle, preventing the object being lifted from interfering with the vehicle frame, and lifting the cable trench During cover plate, do not need to use magnetic hanging loop 7, can use suspension hook 10 operations instead.

The vehicle frame has a locking mechanism 9 between the ground, and the locking mechanism includes: a vertical threaded sleeve 901 is fixed on the lower end side of the middle column of the three columns 102, and a screw rod 902 matched with the threaded sleeve is provided. The lower end is a stepped shaft, and the lower end of the stepped shaft passes through the central hole of the circular pressure plate 903. A washer and a nut are connected to the shaft end of the stepped shaft to prevent the circular pressure plate 904 from falling off. A thrust ball bearing 905 sleeved on the stepped shaft is provided between the stepped surface of the stepped shaft, and a ring of spikes 908 is provided on the bottom surface of the circular pressure plate 904 along the circumferential direction. An extension rod 906 is connected to the top of the screw rod 902, and a rotating handle 907 is provided on the top of the extension rod. When lifting, in order to improve safety, the rotating handle 906 of the extension rod 905 can be rotated to drive the screw rod 902 to rotate, the screw rod 902 compresses the circular pressure plate 903, and the spikes 907 on the bottom surface of the circular pressure plate 903 can be inserted into the ground, thereby turning the entire The equipment is locked to the ground.

Claims (5)

1. The substation multifunctional handling equipment that adopts hook lifting is characterized in that it includes: The vehicle frame (1), the cross main arm (2) supported by the vehicle frame, and the pull-type running trolley (3) arranged in the vehicle frame; The vehicle frame (1) has a frame structure base and walking wheels arranged under the base, and two front uprights (101), three center uprights (102) and two front uprights (102) and two The rear columns (103), the tops of the two rear columns are connected with cross bars to form the handle frame; the tops of the two front columns (101) are provided with U-shaped grooves; The cross main arm (2) has a longitudinal arm (201) and a transverse arm (202) that forms a cross connection with the longitudinal arm. The transverse arm is erected in the U-shaped groove, and the lower end of the longitudinal arm passes through a connecting piece ( 8) Fixedly connected to the frame; The top of the longitudinal arm is connected with a horizontal auxiliary arm (4), fixed pulleys (401) are arranged at both ends of the auxiliary arm, a hoisting mechanism (5) is arranged on the vehicle frame, and one end of the suspension rope (11) Connected to the lifting mechanism (5), the other end passes through the two fixed pulleys (401), and a support beam (6) is connected to the end of the suspension rope. The middle part of the support beam has a The lifting lugs (601) connected by the rope, the two ends of the supporting beam are provided with lifting holes (602), and a lifting hook (7) is connected in one or two lifting holes; The front end of the frame base is provided with a hinge seat (104), on which a back brace main bracket (105) is hinged through a pin shaft, and a back brace sub-bracket is hinged in the middle of the back brace main bracket (106), the middle and upper sides of the front column (101) are fixedly provided with hanging lugs (1001) for suspending the back brace sub-bracket (106), and the middle and lower sides of the front column are fixed with a support for diagonal braces. The supporting seat (1002) of the sub-support (106). 2. The substation multi-function handling equipment that adopts hook lifting according to claim 1, characterized in that, the running trolley (3) has a frame-structured car body (301) and a walking wheel located at the bottom of one end of the car body , the other end of the car body is hinged with a U-shaped handle (302) through a pin; the rear end of the frame base is provided with a clamping part (303) to fix the handle (302) in a horizontal state; A U-shaped elastic snap ring (304) is provided on the cross bar of the handle frame to fix the handle (302) in a vertical state. 3. The substation multi-functional handling equipment for lifting with a hook according to claim 1, characterized in that the connector (8) connected to the lower end of the longitudinal arm (201) comprises: a rectangular steel plate (801), fixed vertically on Two arc-shaped steel plates (802) on the surface of the rectangular steel plate, the two arc-shaped steel plates (802) are arranged in parallel; on the plate surface of the rectangular steel plate (801), there are through holes and fixing bolts at the front end of the frame base (107) cooperate, two arc-shaped steel plates (802) are respectively provided with three through holes, and the three through holes are distributed along the axial direction of the arc-shaped steel plates at intervals, and the first through hole directly above the fixing bolt (107) is connected with the The bottom end of the trailing arm is connected by a fixed pin; The middle columns of the three center columns (102) are also provided with through holes, and the other two through holes of the arc-shaped steel plates (802) are alternately connected with the through holes on the middle columns through fixed pins to change the distance between the longitudinal arm and the plumb line. angle. 4. The substation multi-functional handling equipment for lifting with a hook according to claim 1, characterized in that, the vehicle frame has a locking mechanism (9) between the ground and the locking mechanism includes: The lower end side of the middle column of the column (102) is fixedly provided with a vertical threaded sleeve (901), and a screw rod (902) cooperating with the threaded sleeve is provided, and the lower end of the screw rod (902) is a step shaft. The lower end of the shaft passes through the central hole of the circular pressure plate (903), and a gasket and a nut are connected to the shaft end of the stepped shaft to prevent the circular pressure plate (904) from falling off. A thrust ball bearing (905) sleeved on the stepped shaft is provided between the stepped surface of the stepped shaft, and a ring of spikes (908) is provided on the bottom surface of the circular pressure plate (904) along the circumferential direction. 5. The substation multi-function handling equipment for lifting with a hook according to claim 4, characterized in that, an extension rod (906) is connected to the top of the screw rod (902), and a rotating rod is provided at the top of the extension rod. handle (907).