CN219860479U - Manhole cover replacing device - Google Patents

Abstract

The utility model discloses a well lid replacing device which structurally comprises a bottom frame, wherein two rollers are correspondingly arranged on the front side of the bottom frame, two locking universal pulleys are correspondingly arranged on the rear side of the bottom frame, a lifting frame is fixedly arranged on the bottom frame, a sliding interval is formed in the lifting frame, a supporting frame which is in sliding fit with the sliding interval is arranged on the front side of the lifting frame, two supporting arms are arranged on the front side of the supporting frame, clamping pieces are connected to the lower ends of the two supporting arms through chains, an operating mechanism is fixedly arranged on the rear side of the lifting frame, and the operating mechanism is used for controlling the supporting frame to slide up and down along the radial direction of the sliding interval so as to achieve lifting or descending of a well lid through the supporting arms.

Description

Manhole cover replacing device

Technical Field

The utility model relates to the technical field of well lid replacement, in particular to a well lid replacement device.

Background

The well lid is used as an urban public facility for covering a road sewer opening, preventing people or objects from falling, and facilitating sewer maintenance or dredging by staff. The well cover is generally circular in shape and can be used for green belts, sidewalks, motor vehicles, wharfs, alleys and the like. The cover of the sewer on the road is often damaged due to rolling of vehicles and the like, and needs to be replaced in time.

At present, chinese patent publication (bulletin) No. CN218561058U discloses a well lid replacing device, which comprises an electric push rod A and an electric push rod B, wherein bases are arranged at the bottoms of the electric push rod A and the electric push rod B, a supporting rod is arranged at the top between the electric push rod A and the electric push rod B, supporting rings are sleeved on two sides of the periphery of the supporting rod, supporting chains are welded at the bottoms of the supporting rings, and supporting blocks are welded at the bottoms of the supporting chains; when the well lid dismounting device works, the electric push rod A1 and the electric push rod B2 drive the support rod 5 to ascend at the same time, so that the support chain 8 at the bottom of the support ring 6 is lifted together with the support block 9 clamped and fixed on the inner side of the well lid, and the well lid dismounting effect is realized; in the working process, two working modes exist for the electric push rod A1 and the electric push rod B2, one of which is as follows: the electric putter A1 and the electric putter B2 are the individual control, and the synchronism when electric putter A1 and the electric putter B2 need accurate control when this kind of mode work need not stretch out and draw back when not synchronous then causes the drive bracing piece to take place the skew or electric putter A1 and electric putter B2 and the junction of drive bracing piece to take place to damage when electric putter A1 and electric putter B2 stretch out and draw back, and two: the electric push rod A1 and the electric push rod B2 are electrically connected with an external control system, and the electric push rod A1 and the electric push rod B2 can synchronously stretch and retract during working in the mode, but the manufacturing and using cost of the device can be increased by adding the control system.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a well lid replacing device so as to solve the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a well lid changing device, including the chassis, the chassis front side corresponds and is provided with two gyro wheels, and the chassis rear side corresponds and is provided with two locking-type universal pulleys, and the chassis has set firmly crane and has seted up the interval of sliding, and the crane front side is provided with and is the support carrier of sliding complex with this interval of sliding, and support carrier front side is provided with two support and carries the arm, and two support and carry the arm lower extreme all to be connected with the chucking spare through the chain, and the crane rear side has set firmly operating device, and this operating device is used for controlling support carrier along sliding interval radial upper and lower to realize lifting or decline to the well lid through support and carry the arm.

The utility model is further provided with: the sliding interval is of a U-shaped structure with an upper end opening, two limiting grooves are correspondingly formed in the inner wall of the sliding interval, a sliding block matched with the sliding interval is fixedly arranged on the rear side of the supporting carrier, and two limiting blocks matched with the limiting grooves are correspondingly arranged on two sides of the sliding block.

The utility model is further provided with: the operating mechanism comprises a bottom plate fixedly arranged at the rear side of the lifting frame, an electric winch is fixedly arranged on the bottom plate, the electric winch is connected with a chain belt, a transition chain wheel is rotatably arranged at the upper part of the sliding interval, and the other end of the chain belt bypasses the transition chain wheel and is fixedly connected with the sliding block.

The utility model is further provided with: the support carrier front side has set firmly two first fixed ears, rotates between two first fixed ears and is provided with the lead screw, and the lead screw both ends have two screw thread sections that revolve opposite directions, and lead screw one end runs through and extends to the first fixed ear outside and be connected with the carousel, and two support carrier arms have seted up the screw hole with two screw thread section adaptations.

The utility model is further provided with: the front side of the support carrier is also correspondingly provided with two second fixing lugs, a guide rod is fixedly arranged between the two second fixing lugs, and guide holes matched with the guide rod are formed in the two support arms.

The utility model is further provided with: the chucking spare includes T type piece, and T type piece is connected with fixed frame and is connected with holding in the palm the year arm through the chain, and the vertical portion internal rotation of T type piece is provided with the spliced pole, and the spliced pole upper end extends to T type piece upper end and is connected with the knob, and the spliced pole lower extreme extends to T type piece lower extreme and the outer lane has screw thread portion, and T type piece below is provided with the clamp splice, and the clamp splice center department has seted up the interior screw with screw thread portion adaptation, and the clamp splice is located interior screw both sides and has set firmly and be sliding complex slide bar with T type piece.

The utility model is further provided with: the rear side of the lifting frame is fixedly provided with a push-pull handle.

In summary, the utility model has the following beneficial effects: the two clamping pieces penetrate through the water inlet holes on two sides of the surface of the well lid and are clamped, the operating mechanism is started at the moment, the supporting carrier is controlled to move upwards along the sliding interval in the radial direction, the supporting carrier drives the supporting arm to lift the well lid, so that the effect of disassembling and replacing the well lid is achieved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a carriage according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the internal structure of the fastener of the present utility model;

FIG. 4 is an enlarged schematic view of a partial structure at A in FIG. 1;

fig. 5 is a schematic structural view of a prior art manhole cover.

Reference numerals: 1. a chassis; 10. a roller; 11. a universal pulley; 2. a lifting frame; 20. a slip zone; 21. a limit groove; 3. a carrier; 30. a carrying arm; 31. a slide block; 32. a limiting block; 33. a first fixed ear; 34. a screw rod; 35. a turntable; 36. a threaded hole; 37. a second fixed ear; 38. a guide rod; 39. a guide hole; 4. a clamping piece; 40. a T-shaped block; 41. a shaft post; 42. a knob; 43. clamping blocks; 44. an inner screw hole; 45. a slide bar; 5. a bottom plate; 50. an electric hoist; 51. a chain belt; 52. a transition sprocket; 6. a push-pull handle; 7. and fixing the frame.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the manhole cover replacing device in the embodiment of the utility model includes a chassis 1, two rollers 10 are correspondingly disposed on the front side of the chassis 1, two locking universal pulleys 11 are correspondingly disposed on the rear side of the chassis 1, a lifting frame 2 is fixedly disposed on the chassis 1, a sliding section 20 is disposed on the lifting frame 2, a supporting frame 3 in sliding fit with the sliding section 20 is disposed on the front side of the lifting frame 2, two supporting arms 30 are disposed on the front side of the supporting frame 3, clamping members 4 are connected to the lower ends of the two supporting arms 30 through chains, and an operating mechanism is fixedly disposed on the rear side of the lifting frame 2 and is used for controlling the supporting frame 3 to slide up and down along the sliding section 20 in a radial direction so as to lift or lower the manhole cover through the supporting arms 30.

When the device is used, the device is moved to a required position through the two rollers 10 and the locking type universal pulley 11, the device is locked at the required position through the locking type universal pulley 11, then the two clamping pieces 4 penetrate through water inlets on two sides of the surface of the well lid and are clamped, at the moment, the operating mechanism is started and the supporting carrier 3 is controlled to move upwards along the sliding interval 20 in the radial direction, the supporting carrier 3 drives the supporting arm 30 to lift the well lid, so that the well lid removing and replacing effect is achieved, and the operation process is convenient and quick; when this device is required to be moved, the device is inclined towards one side of the locking type universal pulley 11, and the two idler wheels 10 of the underframe 1 tilt and are separated from the bottom surface, so that the device can be conveniently dragged to a required position by keeping the device in an inclined state, and convenience in daily transportation or transportation of the device is effectively improved.

The sliding interval 20 is of a U-shaped structure with an opening at the upper end, two limiting grooves 21 are correspondingly formed in the inner wall of the sliding interval 20, a sliding block 31 matched with the sliding interval 20 is fixedly arranged on the rear side of the supporting carrier 3, and two limiting blocks 32 matched with the limiting grooves 21 are correspondingly arranged on two sides of the sliding block 31; the operating mechanism comprises a bottom plate 5 fixedly arranged at the rear side of the lifting frame 2, an electric winch 50 is fixedly arranged on the bottom plate 5, the electric winch 50 is connected with a chain belt 51, a transition chain wheel 52 is rotatably arranged at the upper part of the sliding section 20, and the other end of the chain belt 51 bypasses the transition chain wheel 52 and is fixedly connected with the sliding block 31.

When in use, the structure and principle of the electric hoist 50 are the prior art, and will not be repeated herein, wherein the hoist is electrically connected with an external power supply system and a control device to ensure winding and unwinding of the hoist, and the hand hoist or the electric hoist 50 can be selected according to the production operation of the device;

when the well lid is required to be lifted, the winch is started and the chain belt 51 is wound, the chain belt 51 bypasses the transition chain wheel 52 and lifts the sliding block 31 upwards along the sliding interval 20, the sliding block 31 is ensured to slide smoothly along the sliding interval 20 through cooperation between the limiting block 32 and the limiting groove 21, the sliding block 31 is prevented from being separated from the sliding interval 20, and when the well lid is required to be controlled to descend, the operation is performed relatively.

The front side of the carrying frame 3 is fixedly provided with two first fixing lugs 33, a screw rod 34 is rotatably arranged between the two first fixing lugs 33, two threaded sections with opposite rotation directions are arranged at two ends of the screw rod 34, one end of the screw rod 34 penetrates through and extends to the outer side of the first fixing lugs 33 and is connected with a rotary table 35, and two carrying arms 30 are provided with threaded holes 36 matched with the two threaded sections; the front side of the carrying frame 3 is correspondingly provided with two second fixing lugs 37, a guide rod 38 is fixedly arranged between the two second fixing lugs 37, and guide holes 39 matched with the guide rod 38 are formed in the two carrying arms 30.

When in use, the spacing between the two supporting arms 30 is required to be adjusted to adapt to the replacement operation of the corresponding well covers with different sizes because the spacing between the water inlet holes of the different well covers is different;

specifically, the turntable 35 is held and rotated, the turntable 35 is connected with the screw rod 34 through a coupling, the screw rod 34 is driven to rotate by the turntable 35, and the screw rod 34 drives the two carrying arms 30 to move towards or away from each other through the cooperation between the two thread sections and the threaded holes 36 and the guidance between the two guide holes 39 and the guide rods 38, so that the distance between the two carrying arms 30 is adjusted.

The clamping piece 4 comprises a T-shaped block 40, the T-shaped block 40 is connected with a fixing frame 7, the fixing frame 7 is connected with a supporting arm 30 through a chain, a shaft column 41 is rotationally arranged at the vertical part of the T-shaped block 40, the upper end of the shaft column 41 extends to the upper end of the T-shaped block 40 and is connected with a knob 42, the lower end of the shaft column 41 extends to the lower end of the T-shaped block 40, the outer ring of the shaft column is provided with a threaded part, a clamping block 43 is arranged below the T-shaped block 40, an inner screw hole 44 matched with the threaded part is formed in the center of the clamping block 43, and slide rods 45 which are in sliding fit with the T-shaped block 40 are fixedly arranged at two sides of the inner screw hole 44.

When the well lid lifting device is used, the clamping blocks 43 of the clamping piece 4 extend into the water inlet hole of the well lid, the water inlet hole of the well lid is located between the clamping blocks 43 and the T-shaped blocks 40, then the clamping piece 4 is rotated to enable the clamping blocks 43 and the T-shaped blocks 40 to be staggered with the water inlet hole of the well lid, the knob 42 is rotated and the shaft column 41 is rotated, the shaft column 41 is rotated and enables the clamping blocks 43 to move towards one side of the T-shaped blocks 40 through the cooperation between the threaded portions and the inner screw holes 44 and the sliding cooperation between the sliding rods 45 and the T-shaped blocks 40, at the moment, the clamping blocks 43 and the T-shaped blocks 40 are matched to clamp the well lid, and the clamping piece 4 is prevented from sliding in error in the lifting process of the well lid when the stable dragging of the well lid is guaranteed.

A push-pull handle 6 is fixedly arranged at the rear side of the lifting frame 2.

In use, a stable point of force is provided for movement of the device by providing a push-pull handle 6.

The electrical components appearing in the connection are all connected with 220V mains supply.

Also, the terms pointed out by the present utility model are as follows: the directional or positional relationships indicated by the terms "front", "rear", "vertical", "horizontal", etc., are based on the directional or positional relationships shown in the drawings, are merely for convenience in describing the utility model and to simplify the description, and are not indicative or implying that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed to limit the scope of the utility model.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (7)

1. The utility model provides a well lid changing device, is including chassis (1), its characterized in that: the lifting device comprises a lifting frame (2) and is characterized in that two rollers (10) are correspondingly arranged on the front side of the lifting frame (1), two locking universal pulleys (11) are correspondingly arranged on the rear side of the lifting frame (1), a sliding interval (20) is formed in the lifting frame (1) in a fixed mode, a supporting carrier (3) which is in sliding fit with the sliding interval (20) is arranged on the front side of the lifting frame (2), two supporting carrier arms (30) are arranged on the front side of the supporting carrier (3), clamping pieces (4) are connected to the lower ends of the supporting carrier arms (30) through chains, an operating mechanism is fixedly arranged on the rear side of the lifting frame (2), and the operating mechanism is used for controlling the supporting carrier (3) to slide up and down along the sliding interval (20) in the radial direction so as to lift or descend a well cover through the supporting carrier arms (30).

2. The well lid replacement device of claim 1, wherein: the sliding section (20) is of a U-shaped structure with an upper end opening, two limiting grooves (21) are correspondingly formed in the inner wall of the sliding section (20), a sliding block (31) matched with the sliding section (20) is fixedly arranged on the rear side of the supporting carrier (3), and two limiting blocks (32) matched with the limiting grooves (21) are correspondingly arranged on two sides of the sliding block (31).

3. The well lid replacement device of claim 1, wherein: the operating mechanism comprises a bottom plate (5) fixedly arranged at the rear side of the lifting frame (2), an electric winch (50) is fixedly arranged on the bottom plate (5), the electric winch (50) is connected with a chain belt (51), a transition chain wheel (52) is rotatably arranged at the upper part of the sliding section (20), and the other end of the chain belt (51) bypasses the transition chain wheel (52) and is fixedly connected with the sliding block (31).

4. The well lid replacement device of claim 1, wherein: the support carrier comprises a support carrier body (3), two first fixing lugs (33) are fixedly arranged on the front side of the support carrier body, a screw rod (34) is rotatably arranged between the two first fixing lugs (33), two threaded sections with opposite rotation directions are arranged at two ends of the screw rod (34), one end of the screw rod (34) penetrates through and extends to the outer side of the first fixing lugs (33) and is connected with a rotary table (35), and threaded holes (36) matched with the two threaded sections are formed in the support carrier arms (30).

5. The well lid replacement device of claim 4, wherein: the front side of the carrying frame is correspondingly provided with two second fixing lugs (37), a guide rod (38) is fixedly arranged between the two second fixing lugs (37), and guide holes (39) matched with the guide rods (38) are formed in the two carrying arms (30).

6. The well lid replacement device of claim 1, wherein: the clamping piece (4) comprises a T-shaped block (40), the T-shaped block (40) is connected with a fixing frame (7) and the fixing frame (7) is connected with a supporting arm (30) through a chain, a shaft column (41) is rotationally arranged in the vertical portion of the T-shaped block (40), the upper end of the shaft column (41) extends to the upper end of the T-shaped block (40) and is connected with a knob (42), the lower end of the shaft column (41) extends to the lower end of the T-shaped block (40) and the outer ring of the T-shaped block is provided with a threaded portion, a clamping block (43) is arranged below the T-shaped block (40), an inner screw hole (44) matched with the threaded portion is formed in the center of the clamping block (43), and slide bars (45) matched with the T-shaped block (40) in a sliding mode are fixedly arranged on two sides of the inner screw hole (44).

7. The well lid replacement device of claim 1, wherein: the rear side of the lifting frame (2) is fixedly provided with a push-pull handle (6).