CN219368770U - Line weight device with stability - Google Patents

Abstract

The utility model relates to the field of measurement, in particular to a line drop device with stability. Including haulage rope and lower cone, spliced pole upper portion and first spread groove inner wall threaded connection, spliced pole lower part and second spread groove inner wall threaded connection, along the first through-hole of same footpath has been seted up relatively to the axis on upper cover and the spliced pole, the laminating has been placed in the adjustment tank and has been the regulation piece that is the back taper, the fixed slot laminating has been placed and has been the conical fixed block, the second through-hole of same footpath has been seted up relatively along the axis on regulation piece and the fixed block, be connected with the mounting with the fixed block card in the fixed slot on the bottom of haulage rope. The dead weight of regulating block and the frictional force that produces with the regulating groove play the damping effect to the removal of regulating block, and can rely on the dead weight to guarantee once more concentric with the first through-hole of spliced pole after removing, the time of the stable front swing of whole device of shortening that can be great, reduced wobbling range, the device is easy and simple to handle, and the dismouting is rapid, reduces stability time, improves the interference killing feature, improves the efficiency of construction.

Description

Line weight device with stability

Technical Field

The utility model relates to the field of measurement, in particular to a line drop device with stability.

Background

In all construction fields and production maintenance works such as civil construction, public building, industrial engineering, the use of line weight is ubiquitous, especially to equipment installation and maintenance that the precision is required to be high, just have higher requirement to the precision and the stability of line weight, but line weight can constantly swing after the drop, and the consuming time is longer before stabilizing.

Aiming at the problem that the reciprocating swing time of a wire drop body is long, the prior 201920519060.2 discloses a stable wire drop, which comprises a wire drop body and a traction rope, wherein the wire drop body is conical, the wire drop body comprises a large end face, the large end face of the wire drop body is provided with an energy consumption hole, the axis of the energy consumption hole coincides with the axis of the wire drop body, one end of the traction rope is connected to the bottom of the energy consumption hole, after the energy consumption hole is arranged, when the wire drop body swings back and forth around the connection point of the traction rope, part of the traction rope above the connection point collides with the side wall of the energy consumption hole, the movement of the wire drop body and the traction rope interfere with each other, the potential energy on the original wire drop body is rapidly consumed, and the wire drop body is enabled to fall faster and more stably; the ball head and the ball hole are arranged, so that the wire pendant body can smoothly swing in all directions by means of the matching of the ball head and the ball hole, and further the wire pendant body is easy to interfere with the movement of the traction rope, potential energy is rapidly consumed, and the wire pendant is rapidly stabilized; however, in practical use, it is known that the end face of the large end of the wire sinker body is provided with the energy dissipation hole, and the ball head and the ball hole are arranged at the bottom of the energy dissipation hole, so that a certain swing time is reduced compared with the traditional method, but a larger gap exists between the traction rope and the inner wall of the energy dissipation hole, the wire sinker collides with the inner wall of the energy dissipation hole when the wire sinker collides with the inner wall of the energy dissipation hole, so that the swing is unstable, and an improvement space still exists for reducing the swing time.

Disclosure of Invention

The present utility model is directed to solving the above-described problems, thereby providing a line drop device with stability that reduces swing time.

The utility model solves the problems, and adopts the following technical scheme:

the utility model provides a line weighs down device with stability, including haulage rope and lower cone, still include upper cover and spliced pole, first spread groove has been seted up at the bottom surface middle part of upper cover, the second spread groove corresponding with first spread groove has been seted up at the top surface middle part of lower cone, all be equipped with the internal thread on the inner wall of first spread groove and second spread groove, be equipped with the external screw thread on the spliced pole surface, spliced pole upper portion and first spread groove inner wall threaded connection, first through-hole with the footpath has been seted up relatively along the axis on upper cover and the spliced pole, and the first through-hole of same footpath has been seted up on the spliced pole and be located around at first through-hole top, conical fixed slot has been seted up on the spliced pole and be located around of first through-hole bottom, the laminating has been placed and is the regulating block of back taper in the regulating block laminating, the second through-hole with the fixed block of same footpath has been seted up along the axis on the opposite side on regulating block and the fixed block, the second through-hole footpath is less than first through-hole diameter, the bottom of haulage rope is worn in proper order, the upper cover, the regulating block, the bottom on the fixed piece is connected with the fixed piece in the haulage rope.

Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:

the top of the traction wire is aligned with the adopted central datum point and is fixed firmly, the traction wire is released to be in a free state, the fixing block at the bottom of the traction wire is clamped in the fixing groove through the connecting structure of the connecting column as the middle part and the fixing piece, so that the whole device is connected into a whole, the first through hole and the second through hole are concentric, the lower cone naturally hangs down due to self gravity to realize centering and automatic centering, when the falling swing amplitude is larger, the inner diameter of the second through hole is smaller than the diameter of the first through hole, the traction wire can drive the adjusting block to move along the inner wall of the adjusting groove, the dead weight of the adjusting block and the friction force generated by the adjusting groove play a damping role on the movement of the adjusting block, and after the movement, the dead weight can be relied on to ensure concentricity with the first through hole of the connecting column again, the stable front swing time of the whole device can be greatly shortened, the swing amplitude is accelerated, the operation time is shortened, the fixing block and the fixing groove are kept stable through the bottom cone, the device is easy and convenient to operate, the disassembly and rapid, the stability time is shortened, the anti-disturbance capability is improved, and the construction efficiency is improved.

Preferably, the utility model further adopts the technical scheme that:

the fixing piece is a sphere, and the diameter of the sphere is larger than the diameter of the second through hole.

And a limiting ring is arranged in the middle of the outer peripheral surface of the connecting column.

A control ring is arranged on the outer peripheral surface of the upper cover and above the first connecting groove.

The inner part of the lower cone is of a solid structure.

The diameter of the traction rope is matched with the diameter of the second through hole.

Drawings

FIG. 1 is a schematic view of a front view in cross section of an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view of an upper cover according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a front cross-sectional structure of an upper cover according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a front view of a connecting column according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a front cross-sectional structure of a connecting column according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a front cross-sectional structure of a lower cone according to an embodiment of the present utility model;

FIG. 7 is a schematic diagram showing a front cross-sectional structure of an adjusting block according to an embodiment of the present utility model;

FIG. 8 is a schematic view of a front cross-sectional structure of a fixing block according to an embodiment of the present utility model;

marked in the figure as: the traction rope 1, the lower cone 2, the upper cover 3, the control ring 31, the connecting column 4, the adjusting groove 41, the fixing groove 42, the limiting ring 43, the first through hole 5, the second through hole 6, the adjusting block 7, the fixing block 8 and the fixing piece 9.

Description of the embodiments

The utility model is further described below in connection with the following examples which are provided for the purpose of better understanding of the present utility model and are, therefore, not to be construed as limiting the scope of the utility model.

A stable line drop device comprises a traction rope 1, a lower cone 2, an upper cover 3, a control ring 31, a connecting column 4, an adjusting groove 41, a fixed groove 42, a limiting ring 43, a first through hole 5, a second through hole 6, an adjusting block 7, a fixed block 8 and a fixed piece 9, wherein the connecting column 4, the adjusting block 7 and the fixed block 8 are made of low carbon steel, a first connecting groove is formed in the middle of the bottom surface of the upper cover 3, a second connecting groove corresponding to the first connecting groove is formed in the middle of the top surface of the lower cone 2, internal threads are formed in the inner walls of the first connecting groove and the second connecting groove, external threads are formed in the outer surface of the connecting column 4, the upper part of the connecting column 4 is in threaded connection with the inner wall of the first connecting groove, the lower part of the connecting column 4 is in threaded connection with the inner wall of the second connecting groove, the connecting column 4 connects the upper cover 3 and the lower cone 2 into a whole, a first through hole 5 with the same diameter is formed in the upper cover 3 and the connecting column 4 along a vertical axis, the diameter of the first through hole 5 is 1.5mm, the reverse taper regulating groove 41 is formed in the periphery of the top of the first through hole 5 and positioned on the connecting column 4, the taper fixing groove 42 is formed in the periphery of the bottom of the first through hole 5 and positioned on the connecting column 4, the regulating block 7 which is in reverse taper is arranged in the regulating groove 41 in a fit way, the fixing groove 42 is provided with the fixing block 8 which is in taper shape in a fit way, the second through holes 6 which are formed in the same diameter on the regulating block 7 and the fixing block 8 along the axis relatively, the inner diameter of the second through holes 6 is smaller than the diameter of the first through hole 5, the bottom end of the haulage rope 1 sequentially penetrates through the upper cover 3, the regulating block 7, the connecting column 4 and the through holes on the fixing block 8, the fixing piece 9 which is used for clamping the fixing block 8 in the fixing groove 42 is connected to the bottom end of the haulage rope 1, the bottom end of the haulage rope 1 and the fixing piece 9 are positioned in the second connecting groove, the upper cover 3, the regulating block 7, the vertical axes of the connecting column 4, the fixed block 8 and the lower cone 2 are positioned on the same straight line, the axes of the first through hole 5 and the second through hole 6 are positioned on the same straight line, the upper end and the lower end of the adjusting block 7 and the fixed block 8 are both planes, the materials of the adjusting block 7 and the connecting column 4 are all low carbon steel, the maximum friction coefficient is 0.2, in order to ensure that the friction force of the contact surface of the adjusting block 7, which is subjected to the adjusting groove 41, is blocked, the included angle between the inclined edge of the adjusting block 7 and the axis is less than or equal to 30 degrees, so that the gravity component (cos 60 DEG G) of the adjusting block along the conical surface can overcome the friction force (sin 30 DEG G is 0.2), and the included angle between the inclined edge of the fixed block 8 and the axis is less than or equal to 30 DEG, thereby being convenient for quick centering.

The fixing piece 9 is a sphere, the diameter of the sphere is larger than that of the second through hole 6, and the sphere can be formed by knotting the bottom end of the traction wire.

The middle part of the outer peripheral surface of the connecting column 4 is provided with the limiting ring 43, the connecting column 4 is in threaded connection with the second connecting groove, the limiting ring 43 stops rotating when being in contact with the lower cone 2, limiting can be carried out, and the limiting ring 43 can be held for operation, so that the operation is more convenient.

A control ring 31 is provided on the outer circumferential surface of the upper cover 3 above the first connection groove, and the upper cover 3 is operated by holding the control ring 31.

The inside of the lower cone 2 is of a solid structure.

The diameter of the hauling rope 1 is matched with the diameter of the second through hole 6, and the diameter of the second through hole 6 and the diameter of the hauling wire are both 0.8mm.

The top of the traction wire is aligned with the adopted central datum point and is firmly fixed, the traction wire is released to be in a free state, the connecting structure with the connecting column 4 as the middle part and the fixing piece 9 clamp the fixing block 8 at the bottom of the traction wire in the fixing groove 42, so that the whole device is connected into a whole, the first through hole 5 and the second through hole 6 are concentric, the lower cone 2 naturally hangs down due to self gravity to realize centering and automatic centering, when the swinging amplitude after falling is larger, the second through hole 6 is smaller than the diameter of the first through hole 5, the traction wire can drive the adjusting block 7 to move along the inner wall of the adjusting groove 41, the dead weight of the adjusting block 7 and the friction force generated by the adjusting groove 41 play a damping role on the movement of the adjusting block 7, and after the movement, the dead weight can ensure the concentricity with the first through hole 5 of the connecting column 4 again, the time of the whole device before swinging is greatly shortened, the swinging amplitude is reduced, the speed is stabilized, the operation time is shortened, the fixing block 8 and the fixing groove 42 are kept stable through the conical bottom, the device is easy and convenient to operate, the dismounting and quick, the disturbance resistance is shortened, the construction time is improved, and the kinetic energy is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the scope of the claims, but rather to cover all equivalent modifications within the scope of the present utility model as defined by the appended claims.

Claims (6)

1. The utility model provides a line weight device with stability, includes haulage rope and lower cone, its characterized in that: still include upper cover and spliced pole, first spread groove has been seted up at the bottom surface middle part of upper cover, the second spread groove corresponding with first spread groove has been seted up at the top surface middle part of lower cone, all be equipped with the internal thread on the inner wall of first spread groove and second spread groove, be equipped with the external screw thread on the spliced pole surface, spliced pole upper portion and first spread groove inner wall threaded connection, first through-hole of same footpath has been seted up relatively along the axis on upper cover and the spliced pole, the back taper regulating groove has been seted up on the spliced pole and be located around at first through-hole top, the fixed slot of toper has been seted up around being located first through-hole bottom on the spliced pole, the laminating has been placed and has been the regulating block of back taper in the regulating groove, the fixed block laminating has been placed and has been conical fixed block, the second through-hole of same footpath has been seted up along the axis on regulating block and the fixed block relatively, the second through-hole footpath is less than first through-hole diameter, the bottom of haulage rope is worn up in proper order, the upper cover, the spliced pole, the through-hole on the fixed block, the bottom of haulage rope is connected with the mounting in proper order with the fixed part in the fixed slot.

2. The stabilized strand pendant device of claim 1, wherein: the fixing piece is a sphere, and the diameter of the sphere is larger than the diameter of the second through hole.

3. The stabilized strand pendant device of claim 1, wherein: and a limiting ring is arranged in the middle of the outer peripheral surface of the connecting column.

4. The stabilized strand pendant device of claim 1, wherein: a control ring is arranged on the outer peripheral surface of the upper cover and above the first connecting groove.

5. The stabilized strand pendant device of claim 1, wherein: the inner part of the lower cone is of a solid structure.

6. The stabilized strand pendant device of claim 1, wherein: the diameter of the traction rope is matched with the diameter of the second through hole.