CN203714675U - Universal connecting device for spiral conveyor driving device of shield tunneling machine - Google Patents

Universal connecting device for spiral conveyor driving device of shield tunneling machine Download PDF

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Publication number
CN203714675U
CN203714675U CN201320835870.1U CN201320835870U CN203714675U CN 203714675 U CN203714675 U CN 203714675U CN 201320835870 U CN201320835870 U CN 201320835870U CN 203714675 U CN203714675 U CN 203714675U
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CN
China
Prior art keywords
ball seat
universal
block
rotary head
ball
Prior art date
Application number
CN201320835870.1U
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Chinese (zh)
Inventor
苏延奇
徐昊朗
韩真
赵小庆
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徐工集团凯宫重工南京有限公司
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Application filed by 徐工集团凯宫重工南京有限公司 filed Critical 徐工集团凯宫重工南京有限公司
Priority to CN201320835870.1U priority Critical patent/CN203714675U/en
Application granted granted Critical
Publication of CN203714675U publication Critical patent/CN203714675U/en

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Abstract

The utility model discloses a universal connecting device for spiral conveyor driving device of shield tunneling machine. The universal connecting device comprises a front ball seat, a rear ball seat, a universal spherical rotating head, fixing assemblies and a rotating head connecting piece, wherein the universal spherical rotating head comprises a rotating rod and a universal bulb, one end of the rear ball seat is connected with the front ball seat for forming an inner cavity, the other end of the rear ball seat is connected with a motor connecting piece, the universal bulb is arranged in the inner cavity and is connected with the inner wall of the front ball seat through at least two fixing assemblies, the rotating rod is connected with the front ball seat through the rotating head connecting piece, and a sealing piece is arranged between the rotating rod and the rotating head connecting piece. The utility model provides the universal connecting device for spiral conveyor driving device of shield tunneling machine, which can prolong the service life of the spiral conveyor driving device.

Description

A kind of shield screw conveyer driving universal connector

Technical field

The utility model relates to shield screw conveyer technical field, relates in particular to a kind of shield screw conveyer driving universal connector.

Background technology

Conveyor screw is one of significant components of balancing earth-pressure shielding machine casting system, in shield-tunneling construction, the radical function of conveyor screw in having the close soil sealing bin of pressure by the earth discharge shield machine of excavation, in this process, earth forms sealing soil plug in conveyor screw, stop the outflow of mud soil water, keep soil pressure in gas-tight silo to stablize; In addition, can also regulate casting amount by changing the rotating speed of conveyor screw, by regulating Water And Earth Pressures value in close soil sealing bin, make itself and excavation face Water And Earth Pressures keep dynamical equilibrium.During work, screw rod drives screw propeller rotation, and due to the friction drag producing between earth weight and earth and screw propeller, the earth in body is just forced to move forward along rotating shaft axis.

Conveyor screw is generally installed at a certain angle, when conveyor screw is worked, the stressed more complicated of driver of spiral conveyor, thrust and reaction thrust that during existing rotating, in casing, soil pressure of soil pressure forms screw propeller, also there is the grit mixing in the inhomogeneous and dregs of soil pressure of soil pressure to cause the screw rod swing of its axis relatively, thereby driver of spiral conveyor is impacted, badly influence the service life of driver of spiral conveyor, to constructing, cause smoothly certain hidden danger.

Summary of the invention

The technical problems to be solved in the utility model is, for the above-mentioned defect such as shield screw conveyer actuating device service life in prior art is short, provide a kind of shield screw conveyer driving universal connector that can extend driver of spiral conveyor long service life.

The utility model solves the technical scheme that its technical matters adopts: a kind of shield screw conveyer driving universal connector, comprises front ball seat, rear ball seat, universal spherical rotary head, fixation kit and rotary head attaching parts; Universal spherical rotary head comprises dwang and universal ball end;

Rear ball seat one end is connected with front ball seat and forms internal cavities, and its other end is connected with motor attaching parts; Universal ball end is placed in internal cavities and is connected with front ball seat inwall by least two fixation kits, and dwang is connected with front ball seat by rotary head attaching parts; Between dwang and rotary head attaching parts, be provided with sealing member.

In technical scheme described in the utility model, described shield screw conveyer drives and comprises front ball seat, rear ball seat, universal spherical rotary head, fixation kit and rotary head attaching parts with universal connector, wherein, rear ball seat one end is connected and forms internal cavities with front ball seat, the rear ball seat other end is connected with motor attaching parts, and universal ball end is placed in internal cavities and pass through at least two fixation kits and front ball seat is inner, be connected, and dwang is connected with front ball seat by rotary head attaching parts, such design can freely be rotated by low-angle universal spherical rotary head in internal cavities, can any direction small angle oscillation with the universal connected screw rod of rotary head that is connected thereby allow, so just, can greatly reduce the impulsive force to driver of spiral conveyor that conveyor screw when work cause due to the swing of screw rod, can extend to a great extent the service life of described shield screw conveyer actuating device.

In technical scheme described in the utility model, between dwang and rotary head attaching parts, be provided with sealing member, the setting of the seal has strengthened the leak tightness that dwang is connected with rotating connector greatly.

As a kind of improvement to technical scheme described in the utility model, fixation kit comprises bearing pin, block, cushion block and end cap; Bearing pin bottom is arranged in the pin-and-hole on universal ball end, and top is connected with block; Block top is connected with front ball seat inwall by end cap, and its bottom is connected with cushion block, and cushion block is also connected with bearing pin bottom.In this fixation kit, bearing pin bottom is arranged in the pin-and-hole on universal ball end, and bearing pin top is connected with block; Block top is connected with front ball seat inwall by end cap, and its bottom is connected with cushion block, and such design has not only realized universal ball end is positioned, but also can make universal ball end in internal cavities, freely to rotate by any direction low-angle.When shield screw conveyer is worked, block can pass to universal spherical rotary head by bearing pin by rotary torque, thereby drives screw rod small angle oscillation in any direction by universal spherical rotary head, and screw rod finally drives screw propeller to rotate and realizes casting function.

In addition, in fixation kit, the setting of cushion block, can alleviate the wearing and tearing to bearing pin and block on the one hand, can also increase to a certain extent on the other hand the swing space of screw rod.

As a kind of improvement to technical scheme described in the utility model, on bearing pin top, block top and front ball seat inwall, be respectively equipped with first step, second step and the 3rd step, block is connected at first step place with bearing pin, end cap one end is connected at second step place with block, and its other end is connected at the 3rd step place with front ball seat inwall.The first step, second step and the 3rd step that on bearing pin top, block top and front ball seat inwall, arrange respectively not only all can play positioning action, but also be beneficial to, strengthen the intensity being connected between block and bearing pin, short tube and block and end cap and front ball seat inwall.

As a kind of improvement to technical scheme described in the utility model, between dwang and sealing member, be also provided with the first seal ring.The first seal ring the leak tightness having strengthened between dwang and sealing member is set, also indirectly strengthened the leak tightness between dwang and rotary head attaching parts.

As a kind of improvement to technical scheme described in the utility model, sealing member is sealing flange.

As a kind of improvement to technical scheme described in the utility model, sealing flange is split flange.Adopt split flange as sealing flange, so conveniently the first seal ring is installed and maintenance.

As a kind of improvement to technical scheme described in the utility model, between universal ball end and front ball seat inwall, be provided with the second seal ring.The setting of the second seal ring also can strengthen the air-tightness being connected between universal ball end and front ball seat inwall.

As a kind of improvement to technical scheme described in the utility model, rotary head attaching parts is butt flange.

As a kind of improvement to technical scheme described in the utility model, motor attaching parts is spline.Because spline joint have stressed evenly, can bear larger load, the advantage such as transmitting torque is large and guidance quality is good, the utility model adopts spline that rear ball seat and motor are linked together, make rear ball seat stressed evenly, can also bear larger load, the torque that passes to universal spherical rotary head is large, can also improve the guidance quality of transmission of torque.

In addition, in the technical scheme described in the utility model, all being not specifically noted, all can be by adopting the conventional means in this area realize the technical program.

Therefore, the utility model provides a kind of shield screw conveyer driving universal connector, and this universal connector can extend the service life of driver of spiral conveyor.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:

Fig. 1 is that the utility model shield screw conveyer drives the structural representation with universal connector;

Fig. 2 is the block diagram of Fig. 1;

Fig. 3 is that shield screw conveyer drives the use constitution diagram with universal connector;

Fig. 4 is the assembly drowing of front ball seat and rear ball seat;

Fig. 5 is the structural representation of split flange;

Now that the label declaration in accompanying drawing is as follows: 1 is universal ball end, 2 is dwang, and 3 is sealing member, and 4 is rotary head attaching parts, 5 is front ball seat, and 6 is rear ball seat, and 7 is end cap, and 8 is block, 9 is cushion block, and 10 is bearing pin, and 11 is motor attaching parts, 12 is the first bolt, and 13 is the second bolt, and 14 is the 3rd bolt, 15 is the 4th bolt, and 16 is the first seal ring, and 17 is the second seal ring, 18 is screw rod, and 19 is screw propeller, and 20 is motor.

The specific embodiment

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.

In the utility model preferred embodiment, a kind of shield screw conveyer driving universal connector, as depicted in figs. 1 and 2, comprises front ball seat 5, rear ball seat 6, universal spherical rotary head, fixation kit and rotary head attaching parts 4; Wherein, universal spherical rotary head comprises dwang 2 and universal ball end 1, and fixation kit comprises bearing pin 10, block 8, cushion block 9 and end cap 7.

As shown in Figure 4, rear ball seat 6 one end are connected and form internal cavities with front ball seat 5 by the 3rd bolt 14, and again as depicted in figs. 1 and 2, rear ball seat 6 other ends are connected with motor attaching parts 11, universal ball end 1 is placed in internal cavities and is connected with front ball seat 5 inwalls by two fixation kits, be specially: bearing pin 10 bottoms are arranged in the pin-and-hole on universal ball end 1 by the first bolt 12, and top is connected with block 8; Block 8 tops are connected with front ball seat 5 inwalls by end cap 7, and its bottom is connected with cushion block 9, and cushion block 9 is also connected with bearing pin 10 bottoms.In addition, on bearing pin 10 tops, block 8 tops and front ball seat 5 inwalls, be respectively equipped with first step, second step and the 3rd step, and block 8 is connected at first step place with bearing pin 10, end cap 7 one end are connected at second step place with block 8 by the second bolt 13, and its other end is connected at the 3rd step place with front ball seat 5 inwalls.

Dwang 2 is connected with front ball seat 5 by rotary head attaching parts 4, and by the 4th bolt 15, is connected with sealing member 3 between dwang 2 and rotary head attaching parts 4, and in the present embodiment, the seal 3 is split flange, and rotary head attaching parts 4 is butt flange; As shown in Figure 5, between dwang 2 and split flange, be provided with the first seal ring 16.In addition, between universal ball end 1 and front ball seat 5 inwalls, be also provided with the second seal ring 16.

In the present embodiment, adopt spline as motor attaching parts 11.

During use, as shown in Figure 3, shield screw conveyer in the present embodiment drives with the dwang 2 of universal connector and is connected with screw rod 18 transmissions in screw machine, then ball seat 6 is connected with motor 20 transmissions by spline, during work, the energy that spline passes over motor 20 passes to the ball seat consisting of front ball seat 5 and rear ball seat 6, then through block 8 and bearing pin 10, rotary torque is passed to universal spherical rotary head, and universal spherical rotary head drives screw propeller 19 to realize casting function by screw rod 18.

In the present embodiment, universal spherical rotary head can freely be rotated by low-angle in internal cavities, can any direction small angle oscillation with the universal connected screw rod of rotary head 18 that is connected thereby allow, so just, conveyor screw when work can be greatly reduced due to the impulsive force to driver of spiral conveyor that the swing of screw rod 18 causes, the service life of described shield screw conveyer actuating device can be extended to a great extent.

Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims (9)

1. a shield screw conveyer driving universal connector, is characterized in that, comprises front ball seat (5), rear ball seat (6), universal spherical rotary head, fixation kit and rotary head attaching parts (4); Described universal spherical rotary head comprises dwang (2) and universal ball end (1);
Described rear ball seat (6) one end is connected with front ball seat (5) and forms internal cavities, and its other end is connected with motor attaching parts (11); Described universal ball end (1) is placed in described internal cavities and is connected with described front ball seat (5) inwall by least two described fixation kits, and described dwang (2) is connected with described front ball seat (5) by described rotary head attaching parts (4); Between described dwang (2) and described rotary head attaching parts (4), be provided with sealing member (3).
2. shield screw conveyer driving universal connector according to claim 1, is characterized in that, described fixation kit comprises bearing pin (10), block (8), cushion block (9) and end cap (7); Described bearing pin (10) bottom is arranged in the pin-and-hole on described universal ball end (1), and top is connected with described block (8); Described block (8) top is connected with described front ball seat (5) inwall by described end cap (7), and its bottom is connected with described cushion block (9), and described cushion block (9) is also connected with described bearing pin (10) bottom.
3. shield screw conveyer driving universal connector according to claim 2, it is characterized in that, on described bearing pin (10) top, block (8) top and front ball seat (5) inwall, be respectively equipped with first step, second step and the 3rd step, described block (8) is connected at described first step place with described bearing pin (10), described end cap (7) one end is connected at described second step place with described block (8), and its other end is connected at described the 3rd step place with described front ball seat (5) inwall.
4. shield screw conveyer driving universal connector according to claim 1, is characterized in that, between described dwang (2) and sealing member (3), is also provided with the first seal ring (16).
5. according to the shield screw conveyer driving universal connector described in claim 1 or 4, it is characterized in that, described sealing member (3) is sealing flange.
6. shield screw conveyer driving universal connector according to claim 5, is characterized in that, described sealing flange is split flange.
7. shield screw conveyer driving universal connector according to claim 1, is characterized in that, between described universal ball end (1) and front ball seat (5) inwall, is provided with the second seal ring (17).
8. shield screw conveyer driving universal connector according to claim 1, is characterized in that, described rotary head attaching parts (4) is butt flange.
9. shield screw conveyer driving universal connector according to claim 1, is characterized in that, described motor attaching parts (11) is spline.
CN201320835870.1U 2013-12-17 2013-12-17 Universal connecting device for spiral conveyor driving device of shield tunneling machine CN203714675U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320835870.1U CN203714675U (en) 2013-12-17 2013-12-17 Universal connecting device for spiral conveyor driving device of shield tunneling machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320835870.1U CN203714675U (en) 2013-12-17 2013-12-17 Universal connecting device for spiral conveyor driving device of shield tunneling machine

Publications (1)

Publication Number Publication Date
CN203714675U true CN203714675U (en) 2014-07-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103738685A (en) * 2013-12-17 2014-04-23 徐工集团凯宫重工南京有限公司 Universal connection device for driving shield spiral conveyer
CN105836402A (en) * 2016-05-24 2016-08-10 浙江新市油脂股份有限公司 Novel intermediate connecting shaft of screw conveyer
CN107618820A (en) * 2017-07-28 2018-01-23 象州县科学技术情报研究所 A kind of chemical products lift batcher

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103738685A (en) * 2013-12-17 2014-04-23 徐工集团凯宫重工南京有限公司 Universal connection device for driving shield spiral conveyer
CN103738685B (en) * 2013-12-17 2016-03-02 徐工集团凯宫重工南京有限公司 A kind of shield screw conveyer driving universal connector
CN105836402A (en) * 2016-05-24 2016-08-10 浙江新市油脂股份有限公司 Novel intermediate connecting shaft of screw conveyer
CN107618820A (en) * 2017-07-28 2018-01-23 象州县科学技术情报研究所 A kind of chemical products lift batcher

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20140716

Effective date of abandoning: 20160302

C25 Abandonment of patent right or utility model to avoid double patenting