CN211773553U

CN211773553U - Inserting casing pipe telescoping device of plastic drain board inserting machine

Info

Publication number: CN211773553U
Application number: CN201922301238.9U
Authority: CN
Inventors: 姜志全; 张旺兴; 薛若璞; 胡鹏; 吴红伟; 张计
Original assignee: CCCC Wuhan Harbour Engineering Design and Research Institute Co Ltd
Current assignee: CCCC Wuhan Harbour Engineering Design and Research Institute Co Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-27
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a plastics drain bar plug board machine inserts and establishes sleeve pipe telescoping device, include: the outer pipe and the inner pipe are coaxially sleeved in the outer pipe, an inflatable air bag is arranged on the outer wall of the inner pipe along the circumferential direction, the inflatable air bag is externally connected with an inflator pump, and the inflation and deflation of the inflatable air bag realize the clamping of the outer pipe and the inner pipe; the utility model discloses simple structure, convenient operation need not make a round trip to twist and move screw or bolt, only just can realize that the sheathed tube is flexible through filling, gassing to inflatable airbag, because the outer tube outside does not have protruding structure with the inner tube is inside, it is little to press and pull out a power, can make things convenient for the sheathed tube to insert and pull out, can not cause the jamming of drain bar yet, more can not cause the retake.

Description

Inserting casing pipe telescoping device of plastic drain board inserting machine

Technical Field

The utility model relates to a soft basic treatment facility field of construction. More specifically, the utility model relates to a plastics drain bar picture peg machine inserts and establishes sleeve pipe telescoping device.

Background

The plastic drainage plate for treating foundation is a drainage consolidation method in the soft foundation treatment method, and when the construction site has limited height requirements, such as the position near an airport and below a bridge, the height of a pile frame is limited by the height limitation requirement, and the height of the pile frame can not meet the insertion depth of the conventional method, a sleeve pipe expansion device is adopted to meet the insertion depth requirement. In addition, when the depth of inserting the drain bar is deeper, the conventional board inserting machine can not meet the requirement of the inserting depth of the inserting sleeve, and the ultra-deep drain bar inserting construction can be realized by adopting the sleeve.

At present traditional telescopic tube's inside and outside pipe adopts the circular steel tube, and the hookup of inside and outside pipe adopts the round steel hookup, and the plug of round steel is accomplished by the manual work, but the easy card of drain bar hinders to be difficult for through arousing the brought back, and manual insertion round steel bolt is inefficiency, and the bolt is yielding, and round steel sleeve pipe cross-section is pressed greatly and is pulled out a power greatly, leads to work unreliable, and inefficiency increases workman intensity of labour and the degree of difficulty simultaneously.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

The utility model also aims at providing a plastics drain bar spile machine inserts and establishes sleeve pipe telescoping device, a structure is simple, high durability and convenient operation, need not make a round trip to twist screw or bolt, only through filling to aerifing the gasbag, the gassing just can realize the telescopic flexible, because outer tube outside and the inside no protruding structure of inner tube, it is little to press and pull out a power, can make things convenient for the sheathed tube to insert and pull up, can not cause the card of drain bar to hinder yet, more can not cause the area of going back, and the service environment of this device is silt ground, the pressure that receives when the sleeve pipe uses is aerifyd the gasbag and is enough to hold.

In order to achieve these objects and other advantages in accordance with the purpose of the invention, a plastic drain board inserting machine is provided, which inserts a bushing expansion device, comprising:

the outer tube, coaxial cover are established inner tube in the outer tube, be equipped with along circumference on the outer wall of inner tube and aerify the gasbag, aerify the external pump of gasbag, aerify gasbag and fill, the gassing is realized the outer tube with the card of inner tube is established.

Preferably, a plurality of annular grooves are formed in the inner wall of the outer pipe along the circumferential direction of the outer pipe, and the width of each annular groove is matched with that of the inflatable air bag; the diameter of the part of the upper part of the inner tube fixedly provided with the inflatable air bag after the inflatable air bag is inflated is larger than the inner diameter of the outer tube; the outer of the inflatable bag is covered with a compression cover, and a plurality of arc-shaped supporting plates are arranged at the position, clinging to the annular groove, of the outer of the compression cover along the circumferential direction of the annular groove.

Preferably, the lower end of the outer tube is provided with a stop ring, the inner diameter of the stop ring is slightly larger than the outer diameter of the inner tube, and the outer diameter of the stop ring is the same as the outer diameter of the outer tube.

Preferably, each arc-shaped support plate is provided with a plurality of elastic friction bulges on the surface clinging to the annular groove.

Preferably, the number of the inflatable air bags is two, the two inflatable air bags are arranged on the upper portion of the outer wall of the inner pipe, the interval between the two inflatable air bags is 10-15 cm, and the number and the positions of the annular grooves in the inner wall of the outer pipe are matched with those of the inflatable air bags.

Preferably, a guide groove is formed in the inner wall of the outer tube along the axis, a T-shaped branch groove communicated with the guide groove is formed in the part, located in the annular groove, of the guide groove, and the T-shaped branch groove is perpendicular to the guide groove; and a sliding block matched with the guide groove is arranged on the arc-shaped supporting plate.

The utility model discloses at least, include following beneficial effect:

1. the inflatable air bag is adopted as a main clamping structure, and the telescopic tube can be stretched without screwing a screw back and forth, so that the construction time is greatly saved, and the operation steps are saved; meanwhile, as the outer part of the outer pipe and the inner part of the inner pipe are not provided with a convex structure, the pile pressing and pulling force is small, the sleeve can be conveniently inserted and pulled, the blocking of the drainage plate can not be caused, and the back strip can not be caused;

2. the inner wall of the outer pipe is provided with a plurality of annular grooves, so that the contact area between the inflatable air bag and the inner wall of the outer pipe is increased, and the outer pipe and the inner pipeline are clamped more tightly;

3. the compression cover is arranged outside the inflatable air bag, and the guide groove and the T-shaped branch groove are arranged on the inner wall of the outer pipe, so that on one hand, the friction force between the air bag and the sludge can be effectively reduced, the air bag is prevented from being scratched by sharp impurities among the sludge, the air leakage of the device is avoided, on the other hand, the clamping effect of the inflatable air bag is further improved, and the inflatable air bag can be well used in non-sludge areas;

4. the utility model discloses the people sets up two-layer air bag for inspiring through hydraulic fracturing technique on the outer wall of inner tube, can realize the sealing of inner tube and outer union coupling for the device can work in complicated environment such as under water, makes plastics drain bar insert and establishes and realize mechanization, has improved operational reliability, has improved efficiency, has reduced workman intensity of labour and the degree of difficulty.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural view of a plastic drainage plate inserting machine according to one embodiment of the present invention, which is inserted with a sleeve expansion device;

fig. 2 is a schematic structural view of an outer pipe of a plastic drainage plate inserting machine for inserting a sleeve according to one embodiment of the present invention;

fig. 3 is a schematic structural view of an inner pipe of the plastic drainage plate inserting machine for inserting the sleeve according to one embodiment of the present invention;

fig. 4 is a schematic structural view of the plastic drainage plate inserting machine according to one embodiment of the present invention, which is inserted with the casing sealing expansion device.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1-4, the utility model provides a plastic drain board inserting machine inserts and establishes sleeve pipe telescoping device, include:

the outer tube 1 and the inner tube 2 coaxially sleeved in the outer tube 1 are provided, an inflatable air bag 3 is arranged on the outer wall of the inner tube 2 along the circumferential direction, the inflatable air bag 3 is externally connected with an inflator pump, and the inflatable air bag 3 is inflated and deflated to realize the clamping of the outer tube 1 and the inner tube 2;

the inflatable air bag 3 is annular and is similar to a life buoy in structure, the inflatable air bag 3 is made of engineering rubber, a sealed air inlet is formed in the inflatable air bag 3, an air inlet pipeline is connected to the air inlet, the air inlet pipeline is externally connected with an air pump, and the inflation and deflation of the inflatable air bag 3 are realized through the air pump;

in the technical scheme, the specific using method comprises the steps of assembling the inner pipe and the outer pipe, adjusting the relative positions of the inner pipe 2 and the outer pipe 1 when the air bag of the inflatable air bag 3 is in an uninflated state, enabling the length of the pipe body obtained after stretching to meet the requirement, inflating the inflatable air bag 3, enabling the inner pipe 2 and the outer pipe 1 not to slide relatively, and completing the assembly of the plastic drainage plate inserting machine inserted with the sleeve telescopic device;

the technical scheme adopts the inflatable air bag 3 as a main clamping structure, and the telescopic tube can be stretched without screwing a screw back and forth, so that the construction time is greatly saved, and the operation steps are saved; simultaneously, because the outside of outer tube 1 and the inside no protruding structure of inner tube 2 can make things convenient for sheathed tube to insert and pull up, can not cause the card of drain bar to hinder yet, can not cause the area of return more, set up a plurality of annular groove 5 on the inner wall of outer tube 1, the area of contact of gasbag 3 and the 1 inner wall of outer tube is aerifyd in the increase for outer tube 1 and 2 pipeline card of inner tube are established more closely.

In another technical scheme, a plurality of annular grooves 5 are formed in the inner wall of the outer tube 1 along the circumferential direction of the outer tube 1, and the width of each annular groove 5 is matched with the width of the inflatable airbag 3; the matching here means that after the inflatable air bag 3 is inflated, the air bag is filled with the annular groove 5 to generate resistance for clamping the inner tube 2, so that the relative sliding between the inner tube 2 and the outer tube 1 is prevented, and the stability of the device is ensured;

a compression cover 4 is covered outside the inflatable bag, the area of the compression cover 4 is larger than that of the inflatable bag 3, and the material is wear-resistant canvas; a plurality of arc-shaped supporting plates are arranged outside the compression cover 4 and close to the annular groove 5 along the circumferential direction of the annular groove 5, and the arc-shaped supporting plates are rigid plate bodies and can be made of hard plastics or wood plates; by adopting the technical scheme, the service life of the inflatable air bag 3 can be effectively prolonged, and the air bag is prevented from being punctured by other sharp impurities in the sludge.

In another technical scheme, the lower end of the outer tube is provided with a stop ring, the inner diameter of the stop ring is slightly larger than the outer diameter of the inner tube 2, and the outer diameter of the stop ring is the same as the outer diameter of the outer tube.

In another technical scheme, a plurality of elastic friction bulges are arranged on the surface of each arc-shaped supporting plate clinging to the annular groove 5, and by adopting the technical scheme, the friction coefficient of the compression cover 4 and the outer pipe 1 can be improved, the pressure in the air bag is reduced, and the service life of the air bag is prolonged.

In another kind of technical scheme, aerify gasbag 3 and have two, two and aerify gasbag 3 and all set up the outer wall upper portion of inner tube 2, two are aerifyd gasbag 3 on same axis, two are aerifyd gasbag 3 vertically to interval 10 ~ 15cm, annular groove 5 on the outer tube 1 inner wall with aerify 3 numbers of gasbag and position phase-match, adopt this technical scheme, after being full of gas between two gasbags, form airtight space between them for the device can be used under water, also can guarantee telescopic tube's steadiness simultaneously.

In another technical scheme, a guide groove 6 is formed in the inner wall of the outer tube 1 along the axial line, a T-shaped branch groove 7 communicated with the guide groove 6 is formed in the part, located in the annular groove 5, of the guide groove 6, and the T-shaped branch groove 7 is perpendicular to the guide groove 6; be provided with in the arc backup pad with 6 assorted sliders 8 of guide way, adopt this technical scheme, set up guide way 6 and T type branch groove 7 at 1 inner wall of outer tube, supplementary inflatable air bag 3 further improves the card and establishes the effect for also can normal use in non-silt area, can not establish the unstability because of inflatable air bag 3 card and cause inner tube 2 and outer tube 1 to break away from.

The number of apparatuses and the scale of the process described here are intended to simplify the description of the present invention. The application, modification and variation of the plastic drain board inserting machine inserting and setting sleeve pipe expansion device of the present invention will be obvious to those skilled in the art.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The plastic drainage plate inserting machine is inserted with the sleeve telescoping device and comprises an outer pipe and an inner pipe coaxially sleeved in the outer pipe.

2. The plate inserting machine inserting and casing telescoping device for the plastic drainage plates as claimed in claim 1, wherein a plurality of annular grooves are formed on the inner wall of the outer pipe along the circumferential direction of the outer pipe, and the width of the annular grooves is matched with that of the inflatable air bags; the diameter of the part of the upper part of the inner tube fixedly provided with the inflatable air bag after the inflatable air bag is inflated is larger than the inner diameter of the outer tube; the outer cover of the inflatable air bag is provided with a compression cover, and a plurality of arc-shaped supporting plates are arranged at the position, clinging to the annular groove, outside the compression cover along the circumferential direction of the annular groove.

3. The insert casing expansion device of the plastic drain board inserting machine according to claim 1, wherein the lower end of the outer pipe is provided with a stop ring, the inner diameter of the stop ring is slightly larger than the outer diameter of the inner pipe, and the outer diameter of the stop ring is the same as the outer diameter of the outer pipe.

4. The inserted sleeve retractor device of a plastic drainage plate inserting machine according to claim 2, wherein a plurality of elastic friction protrusions are arranged on the surface of each arc-shaped support plate, which is tightly attached to the annular groove.

5. The inserted sleeve telescopic device of the plastic drainage plate inserting machine according to claim 2, wherein two inflatable air bags are arranged, the two inflatable air bags are arranged on the upper portion of the outer wall of the inner pipe at intervals of 10-15 cm, and annular grooves in the inner wall of the outer pipe are matched with the number and positions of the inflatable air bags.

6. The board inserting machine for plastic drainage boards as claimed in claim 2, wherein the inner wall of the outer pipe is provided with a guide groove along the axis, the part of the guide groove in the annular groove is provided with a T-shaped branch groove communicated with the guide groove, and the T-shaped branch groove is perpendicular to the guide groove; and a sliding block matched with the guide groove is arranged on the arc-shaped supporting plate.