CN213233423U - Assembling device for plug pin connecting piece - Google Patents

Abstract

The utility model relates to a bolt connecting piece assembling device, which is used for assembling a connecting piece for a precast pile, and comprises a first device and a second device, wherein the first device comprises a central shaft, a supporting disc and a locking nut, the central shaft penetrates through the supporting disc, and the locking nut is screwed with the central shaft to lock the central shaft and the supporting disc; the central shaft comprises a left end part, a first step part, a second step part, a thread part and a right end part, and the left end part, the first step part, the second step part, the thread part and the right end part are sequentially connected; the first step part is a cylinder, the second step part is a polygonal cylinder, and the length of two diagonal edges of the second step part is greater than the diameter of the threaded part; after assembly, the second stepped part and the locking nut are respectively arranged on two sides of the supporting disc. The utility model discloses the device is light, easily operates, and the time is mastered more efficiently.

Description

Assembling device for plug pin connecting piece

Technical Field

The utility model relates to an assembly device especially relates to an assembly device that is used for rigidity bolt connecting piece for precast pile.

Background

With the improvement of the importance degree of modern buildings and the continuous increase of the building height, higher requirements are put forward on the bearing capacity of the foundation, the natural foundation cannot better bear the load transmitted by the upper building, so when the natural foundation is used for covering the building, a treatment mode for enhancing the bearing capacity is provided, namely reinforced concrete is used as a foundation precast pile of the foundation, and a pile press machine is used for pressing the pile into the ground to enable the upper part of the precast pile to bear the building.

The precast piles are usually connected by welding or mechanical connection, although the welding mode is widely used, the welding quality requirement is high, the welding time is long, and after the connection, the steel plates react with chloride in soil for a long time to generate rust, so that the connection quality is reduced or disconnected. The manufacturers of precast piles therefore strive to develop mechanical joints and create a method for joining plug elements. The inserted link or the connecting piece and the jack which are commonly used at present use heavy tool equipment during assembly, the number of the heavy tool equipment is limited, and very much labor and time are consumed during each assembly.

Therefore, the assembly device of the bolt connecting piece for the precast pile in the prior art has a lifting space.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect, the utility model aims at providing a realize quick construction's bolt connecting piece's assembly quality to solve prior art's technical problem.

In order to achieve the above object, the present invention provides a bolt connecting piece assembling device for assembling a connecting piece for a precast pile, the bolt connecting piece including a first connecting piece, the assembling device including a first device for the first connecting piece, wherein the first device includes a central shaft, a supporting disc and a locking nut, the central shaft penetrates through the supporting disc, the locking nut is screwed with the central shaft to lock the central shaft and the supporting disc; the central shaft comprises a left end part, a first step part, a second step part, a thread part and a right end part, and the left end part, the first step part, the second step part, the thread part and the right end part are sequentially connected; the first step part is a cylinder, the second step part is a polygonal cylinder, and the length of two diagonal edges of the second step part is greater than the diameter of the threaded part; after assembly, the second stepped part and the locking nut are respectively arranged on two sides of the supporting disc.

According to the preferred embodiment of the present invention, the first connecting member includes a bottom tube, a spring, a fastening tube and a connecting nut, and the spring, the fastening tube and the connecting nut are connected in sequence to the bottom tube.

According to the preferred embodiment of the present invention, the assembling device further comprises a second connecting member, the assembling device further comprises a second device, the second device is used for the second connecting member, the second device comprises a cover body and a driving cylinder, the inner edge of the cover body comprises a first inner edge and a second inner edge from outside to inside, the first inner edge is a polygon, the second inner edge is a circle, the driving cylinder is disposed at the outer side of the bottom of the cover body, and the driving cylinder is a polygon cylinder.

According to the preferred embodiment of the present invention, the second connecting member includes a top cylinder and a connector, and the screw thread of one end of the connector is screwed to the top cylinder.

The utility model discloses a design philosophy is, designs an assembly device of bolt connecting piece, adopts light design, as long as the operator holds small-size utensil of changeing and just can easily accomplish the assembly, is fit for most people and goes on simultaneously, can save shipment time, raise the efficiency, guarantees the punctuality of shipment when big shipment in batches, increases the performance of enterprises.

Compared with the prior art, the utility model has the advantages of it is following:

1. the device of the utility model is portable, easy to operate and more efficient in time control;

2. the utility model discloses the device guarantees the punctuality of shipment when big shipment in batches, increases the performance of enterprises.

Drawings

FIG. 1 is a schematic view of a plug connector according to the present application;

FIG. 2 is a schematic cross-sectional view of a first apparatus of the present application;

FIG. 3 is a schematic diagram of the fry of FIG. 2;

FIG. 4 is a left side view of the central shaft of the present application;

FIG. 5 is a schematic cut-away view of a second apparatus of the present application;

fig. 6 is a left side view schematic of fig. 4.

Detailed Description

The invention will be elucidated below on the basis of an embodiment shown in the drawing. The embodiments disclosed herein are to be considered in all respects as illustrative and not restrictive. The scope of the present invention is not limited by the following description of the embodiments, but is defined only by the scope of the claims, and includes all modifications that have the same meaning as the scope of the claims and are within the scope of the claims.

The present invention will be described in detail below with reference to the accompanying drawings.

Please refer to fig. 1, which is a schematic view of a plug connector of the present application; one end of a precast pile is connected with a plurality of bottom barrels 11, the bottom barrels 11 are pre-embedded connecting pieces pre-embedded at one end of the precast pile when the precast pile is produced, the number of the bottom barrels 11 is different according to the design of the precast pile, the other end of the precast pile is connected with a plurality of top barrels 15, similarly, the top barrels 15 are pre-embedded connecting pieces pre-embedded at one end of the precast pile when the precast pile is produced, the number of the top barrels 15 is different according to the design of the precast pile, the bolt connecting piece comprises a first connecting piece and a second connecting piece, the first connecting piece comprises the bottom barrels 11, a spring 12, a buckling barrel 13 and a connecting nut 14, and the spring 12, the buckling barrel 13 and the connecting nut 14 are sequentially connected with the bottom barrels 11; the second connecting piece comprises the top cylinder 15 and a connector 16, and the thread at one end of the connector 16 is in threaded connection with the top cylinder 15. The technical features of the present application are means for assembling the latch connector, and thus the latch connector will not be described herein.

In addition, the assembly device of the bolt connecting piece of the present application is used for assembling the connecting piece for the precast pile, the assembly device comprises a first device 20 and a second device 30, the first device 20 is used for assembling the first connecting piece, the second device 30 is used for assembling the second connecting piece, wherein, referring to fig. 2, fig. 3 and fig. 4, the first device 20 comprises a central shaft 21, a supporting disk 22 and a locking nut 23, the central shaft 21 penetrates through the middle through hole of the supporting disk 22, and the locking nut 23 is screwed on the central shaft 21 to lock the central shaft 21 and the supporting disk 22; as shown in fig. 3, the central shaft 21 includes a left end portion 211, a first stepped portion 212, a second stepped portion 213, a threaded portion 214, and a right end portion 215, and the left end portion 211, the first stepped portion 212, the second stepped portion 213, the threaded portion 214, and the right end portion 215 are connected in this order; referring to fig. 4, the first step portion 212 is a cylinder, and the first step portion 212 is used for pressing the fastening tube 13, so that the fastening tube 13 can be separated from the connection nut 14 during the assembling operation without being influenced by the rotation of the connection nut 14; the number of the second step portion 213 is the same as the number of the inner extending edges of the connection nut 14, as shown in fig. 4, the number of the second step portion 213 is 8, that is, the second step portion 213 is an octagonal cylinder, but it cannot be used to limit the present application, and more or less than two should be the protection scope of the present application as long as they can rotate smoothly; during the assembling operation, the second step part 213 is matched with the inner edge of the connecting nut 14, and the connecting nut 14 is driven by the second step part 213 to rotate; the length of the two diagonal sides of the second step portion 213 is greater than the diameter of the screw portion 214, as shown in fig. 3, a step shape is formed between the end surface of the second step portion 213 and the screw portion 214, so as to clamp the support disc 22, and after assembly, the second step portion 213 and the lock nut 23 are respectively disposed at two sides of the support disc 22.

To explain the operation principle of the first device 20, the spring 12 and the fastening cylinder 13 are sequentially inserted into the bottom cylinder 11, the connection nut 14 is sleeved on the second step portion 213 of the center shaft 21, the center shaft 21 is inserted into the bottom cylinder 11, during the insertion process, the end surface of the first step portion 212 is firstly pressed to the fastening cylinder 13, during the pressing process of the fastening cylinder 13 to the bottom surface, the connection nut 14 touches the thread of the bottom cylinder 11, the operator starts a small-sized turning tool (such as a hand drill) to rotate, the clamp of the small-sized turning tool is connected with the lock nut 23, the rotation of the lock nut 23 drives the center shaft 21 to rotate, the second step portion 213 drives the rotation of the connection nut 14 while rotating, when the connection nut 14 enters the bottom cylinder 11, the small-sized turning tool is stopped, the operator moves the small rotating tool to drive the first device 20 to leave from the bottom cylinder 11, and after the extrusion of the end surface of the first step part 212 is reduced, the fastening cylinder 13 is in contact connection with the connecting nut 14 under the action of the opening force of the spring 12, so that the assembly of the first connecting piece is completed.

Referring to fig. 5 and 6, the second apparatus 30 of the present application is described, where the second apparatus 30 includes a cover 31 and a driving cylinder 32, as shown in fig. 5, the cover 31 has an outer shape of an oblong body, the inner edge of the cover 31 includes, from outside to inside, a first inner edge 311 and a second inner edge 312, the first inner edge 311 is a polygon, the number of the first inner edge 311 is the same as the number of the edges of the middle section of the connecting head 16, as shown in fig. 6, the first inner edge 311 of the present application is an octagon, but it should not be construed as limiting the present application, and more or less should be within the protection scope of the present application as long as they can rotate smoothly; the second inner edge 312 is circular, the driving cylinder 32 is disposed outside the bottom of the cover 31 and at the center of the circle, the driving cylinder 32 is a polygonal cylinder, and the shape of the driving cylinder 32 matches with the shape of the clamp of the small rotating tool.

Explaining the operating principle of the second device 30, firstly, the connector 16 is inserted into the cover 31, the polygonal part at the middle section of the connector 16 is clamped with the first inner edge part 311, the threaded part 214 of the connector 16 is abutted against the threaded part of the top cylinder 15, an operator starts a small rotating tool to rotate, the small rotating tool is connected with the driving cylinder 32, the driving cylinder 32 rotates to drive the cover 31 to rotate, the first inner edge part 311 rotates to drive the connector 16 to rotate, when the connector 16 enters the top cylinder 15, the small rotating tool is clamped, and the operator moves the small rotating tool to drive the second device 30 to leave the connector 16 to complete the assembly of the second connecting piece.

It is right above the utility model discloses carry out detailed introduction, compared with the prior art, the utility model has the advantages of it is following:

1. the device of the utility model is portable, easy to operate and more efficient in time control;

2. the utility model discloses the device guarantees the punctuality of shipment when big shipment in batches, increases the performance of enterprises.

The above disclosure is only for the specific embodiments of the present invention, but the present invention is not limited thereto, and any changes that can be made by those skilled in the art should fall within the protection scope of the present invention.

Claims (4)

1. A bolt connecting piece assembling device is used for assembling a connecting piece for a precast pile, and is characterized in that the bolt connecting piece comprises a first connecting piece, the assembling device comprises a first device, the first device is used for the first connecting piece, the first device comprises a central shaft, a supporting disc and a locking nut, the central shaft penetrates through the supporting disc, and the locking nut is in threaded connection with the central shaft to lock the central shaft and the supporting disc; the central shaft comprises a left end part, a first step part, a second step part, a thread part and a right end part, and the left end part, the first step part, the second step part, the thread part and the right end part are sequentially connected; the first step part is a cylinder, the second step part is a polygonal cylinder, and the length of two diagonal edges of the second step part is greater than the diameter of the threaded part; after assembly, the second stepped part and the locking nut are respectively arranged on two sides of the supporting disc.

2. The assembly device of claim 1, wherein said first connector comprises a base cartridge, a spring, a fastening cartridge and a coupling nut, said spring, fastening cartridge and coupling nut being coupled to said base cartridge in sequence.

3. The assembly device of claim 2, wherein the latch connector further comprises a second connector, the assembly device further comprising a second device, the second device being for the second connector, the second device comprising a cover and a driving post, the inner edge of the cover from outside to inside comprising a first inner edge portion and a second inner edge portion, the first inner edge portion being polygonal, the second inner edge portion being circular, the driving post being disposed on the outside of the bottom of the cover, the driving post being a polygonal post.

4. The assembly device of claim 3, wherein said second connector comprises a top barrel and a connector, wherein threads on one end of said connector threadably engage said top barrel.

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