CN202780366U - Rear wheel adjusting mechanism for pipe diameter pneumatic internal aligning device - Google Patents
Rear wheel adjusting mechanism for pipe diameter pneumatic internal aligning device Download PDFInfo
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- CN202780366U CN202780366U CN 201220079313 CN201220079313U CN202780366U CN 202780366 U CN202780366 U CN 202780366U CN 201220079313 CN201220079313 CN 201220079313 CN 201220079313 U CN201220079313 U CN 201220079313U CN 202780366 U CN202780366 U CN 202780366U
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- adjusting lever
- rear wheel
- adjusting
- trailing wheel
- transmission rod
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Abstract
The utility model belongs to the construction technical field of pipelines for petrochemical, electric power, coal, water delivery and the like, and proposes a rear wheel adjusting mechanism for a pipe diameter pneumatic internal aligning device. The rear wheel adjusting mechanism for the pipe diameter pneumatic internal aligning device is a universal connection shaft structure consisting of an adjusting rod (2), a dowel bar (4), a universal joint I (3), and locking screw nuts (1), wherein the adjusting rod (2) runs through the machine head and two ends of the adjusting rod extend beyond the machine head (11), an end head of the of the adjusting rod (2) is provided with an adjusting body (7) which is used to adjust the position of the adjusting rod, the other end of the adjusting rod (2) is hinged to an adjusting screw rod (5) which is connected with a rear wheel (16), and the locking screw nuts (1) are arranged between the adjusting rod (2) and the adjusting body (7). After the above structure is adopted, the rear wheel adjusting mechanism for the pipe diameter pneumatic internal aligning device is characterized in that the rear wheel is adjusted and moved to the front end of the device and namely the pipe end part, the device does not need to be hoisted out for adjustment of the rear wheel, and the rear wheel can be adjusted in a simple and convenient manner, and original parts do not need to be changed greatly. The rear wheel adjusting mechanism for the pipe diameter pneumatic internal aligning device is advantaged by stability, reliability, examining and repairing convenience, and relatively improved construction speed.
Description
Technical field
The utility model belongs to the pipeline construction technology fields such as petrochemical industry, electric power, coal, water delivery, relates generally to a kind of trailing wheel guiding mechanism of caliber pneumatic internal clamp.
Background technology
The conduit pipe pneumatically internal clamp is requisite corollary equipment in the long-distance transmission pipeline job site, also is the first element equipment in this construction, and it mainly helps two pipeline docking, and guarantees that two pipeline unfitnesses of butt joint are in certain specification requirement scope.In recent years along with the Mechanization Development of pipeline construction equipment, convenience to the operation of conduit pipe pneumatically internal clamp, adjustment, maintenance is had higher requirement, particularly the conduit pipe pneumatically internal clamp is adjusted the trailing wheel aspect, and the adjustment of trailing wheel height is related to the quality of pipeline pneumatic inner aligning device quality.
Trailing wheel adjustment aspect about the conduit pipe pneumatically internal clamp, this mechanism all is first by after the preset of theory height equipment being put into pipe at present, the rising boots that rise, measure four direction up and down and rise by the boots side to the size of the mouth of pipe, judge that the center whether the trailing wheel adjustment meets equipment overlaps principle with pipeline center; Because trailing wheel is at pipe interior, thus if adjusting improper need, trailing wheel again equipment is hung out adjustment, above process repeatedly then, a skilled operative employee also needs 2-3 time repeatedly, very trouble; And the trailing wheel that in use mixes up might also can change, and again hangs out again adjustment, not only trouble and affect speed of application.
The utility model content
For solving the problems of the technologies described above, the purpose of this utility model is the trailing wheel guiding mechanism that proposes a kind of caliber pneumatic internal clamp.
The utility model adopts following technical proposals to finish its invention task:
A kind of trailing wheel guiding mechanism of caliber pneumatic internal clamp, the trailing wheel guiding mechanism that is positioned at construction pipeline inner rear wheel position in order to adjustment is two covers, lays respectively at the left and right sides of conduit pipe pneumatically internal clamp bottom; The universal connecting shaft structure of described trailing wheel guiding mechanism for being consisted of by adjusting lever, transmission rod, universal joint I and locking nut; Described trailing wheel is arranged on the rear portion of afer bay by the rear wheel frame assembly; Front portion at described afer bay arranges forebay, and described forebay is positioned at outside the construction pipeline; Between mmi machine frame and the afer bay head is set; Has the adjusting hole of passing for adjusting lever at described head; Described adjusting lever passes head and head is stretched out respectively at its two ends; One end of described adjusting lever is positioned at the bottom of forebay, the adjustment body that has to adjust the adjusting lever position in the termination of adjusting lever, the other end of described adjusting lever is articulated and connected by universal joint I and transmission rod, and be provided for spacing limited shoulder at the other end of adjusting lever, and the size of described limited shoulder is greater than the size that has adjusting hole on the head; The other end of described transmission rod is articulated and connected by universal joint II and adjustment screw mandrel; Described adjustment screw mandrel links to each other with trailing wheel by the rear wheel frame assembly, consists of described trailing wheel under the effect of the adjustment body of the bottom that is positioned at forebay, the structure of adjusting up and down with the rotation of adjusting screw mandrel; Be arranged between adjusting lever and the adjustment body in order to the locking nut that adjusting lever is locked.
Described adjusting lever have in order to the locking screw of locking nut threaded engagement.
Has the connector that is connected in order to transmission rod in the termination of the described adjusting lever other end; The connecting rod of described adjusting lever termination is connected with transmission rod by the universal joint I.
Described transmission rod is rhabodoid, and its two ends are respectively the connector that is connected with universal joint.
The shape of described adjusting lever termination connector and the shape of transmission rod two ends connector and universal joint connecting portion shape kissing are joined, and are square or circular or leading screw shape.
The trailing wheel guiding mechanism of a kind of caliber pneumatic internal clamp that the utility model proposes, the universal connecting shaft structure that employing is made of adjusting lever, transmission rod, universal joint and locking nut moves on to the trailing wheel adjustment front end of equipment, pipe end section namely, the trailing wheel adjustment does not need equipment to be hung out again, very simple and convenient, and do not need that the original parts of large change are reliable and stable, maintenance is convenient, relatively improved speed of application.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of adjusting lever in the utility model.
Among the figure, 1, locking nut, 2, adjusting lever, 3, universal joint I, 4, transmission rod, 5, adjust screw mandrel, 6, wheel frame axle, 7, adjust body, 8, locking screw, 9, limited shoulder, 10, connector, 11, head, 12, forebay, 13, afer bay, 14, the construction pipeline, 15, rear wheel frame assembly, 16, trailing wheel, 17, the universal joint II.
The specific embodiment
In conjunction with the accompanying drawings and embodiments the utility model is illustrated:
As shown in Figure 1, in conjunction with Fig. 2, a kind of trailing wheel guiding mechanism of caliber pneumatic internal clamp, the trailing wheel guiding mechanism that is positioned at construction pipeline 14 inner rear wheels 16 positions in order to adjustment is two covers, lays respectively at the left and right sides of conduit pipe pneumatically internal clamp bottom; The universal connecting shaft structure of described trailing wheel guiding mechanism for being consisted of by adjusting lever 2, transmission rod 4, universal joint I 3 and locking nut 1; Described trailing wheel 16 is arranged on the rear portion of afer bay 13 by rear wheel frame assembly 15; In the front portion of described afer bay 13 forebay 12 is set, and described forebay 12 is positioned at outside the construction pipeline 14; Between mmi machine frame 12 and the afer bay 13 head 11 is set; Has the adjusting hole of passing for adjusting lever 2 at described head 11; Described adjusting lever 2 passes head 11 and head 11 is stretched out respectively at its two ends; One end of described adjusting lever 2 is positioned at the bottom of forebay 12, the end of the pipeline 14 of namely constructing, the convenient adjustment; The adjustment body 7 that has to adjust adjusting lever 2 positions in the termination of adjusting lever 2 has the connector 10 in order to be connected with transmission rod in the termination of the described adjusting lever other end; The connecting rod 10 of described adjusting lever termination is articulated and connected by universal joint I 3 and transmission rod 4, and is provided for spacing limited shoulder 9 at the other end of adjusting lever 2, and the size of described limited shoulder 9 is greater than the size that has adjusting hole on the head; The other end of described transmission rod 4 is articulated and connected by universal joint II 17 and adjustment screw mandrel 5; Described adjustment screw mandrel 5 links to each other with trailing wheel by rear wheel frame assembly 15, consists of described trailing wheel 16 under the effect of the adjustment body 7 of the bottom that is positioned at forebay, the structure of adjusting up and down with the rotation of adjusting screw mandrel 5; Be arranged between adjusting lever 2 and the adjustment body 7 in order to the locking nut 1 that adjusting lever is locked; Described adjusting lever have in order to the locking screw 8 of locking nut threaded engagement; When the adjustment screw mandrel 5 that when the mouth of pipe rotates the adjustment body 7 of adjusting lever 2, passes torque to rear wheel frame assembly 15 with spanner by the universal connecting shaft mechanism of this trailing wheel adjustment, drive rear wheel frame assembly 15 around wheel frame axle 6 rotations by the rotation of adjusting screw mandrel 5, realize the up and down adjustment of trailing wheel 16, with locking nut 1 adjusting lever 2 is locked after adjustment is finished at last.
Described transmission rod 4 is rhabodoid, and its two ends are respectively the connector that is connected with universal joint.
Described universal joint I 3 is parts general in the prior art, its structure is not illustrated at this, described universal joint I 3 is selected according to device space size and carry-over moment, the universal joint I 3 in a single day selected parts connected mode that is attached thereto has just been determined, the shape of connector also can determine, can be square, circular, leading screw shape etc.
Claims (4)
1. the trailing wheel guiding mechanism of a caliber pneumatic internal clamp is characterized in that: the trailing wheel guiding mechanism that is positioned at construction pipeline (14) inner rear wheel position in order to adjustment is two covers, lays respectively at the left and right sides of conduit pipe pneumatically internal clamp bottom; Described trailing wheel guiding mechanism is the universal connecting shaft structure that is made of adjusting lever (2), transmission rod (4), universal joint I (3) and locking nut (1); Described trailing wheel (16) is arranged on the rear portion of afer bay (13) by rear wheel frame assembly (15); In the front portion of described afer bay (13) forebay (12) is set, and described forebay (12) is positioned at outside the construction pipeline (14); Between mmi machine frame (12) and the afer bay (13) head (11) is set; Has the adjusting hole of passing for adjusting lever (2) at described head (11); Described adjusting lever (2) passes head and head (11) is stretched out respectively at its two ends; One end of described adjusting lever (2) is positioned at the bottom of forebay (12), the adjustment body (7) that has to adjust the adjusting lever position in the termination of adjusting lever (2), the other end of described adjusting lever (2) is articulated and connected by universal joint I (3) and transmission rod (4), and be provided for spacing limited shoulder (9) at the other end of adjusting lever (2), and the size of described limited shoulder is greater than the size that has adjusting hole on the head; The other end of described transmission rod (4) is articulated and connected by universal joint II (17) and adjustment screw mandrel (5); Described adjustment screw mandrel (5) links to each other with trailing wheel (16) by rear wheel frame assembly (15), consists of described trailing wheel (16) under the effect of the adjustment body (7) of the bottom that is positioned at forebay, the structure of adjusting up and down with the rotation of adjusting screw mandrel; Be arranged between adjusting lever (2) and the adjustment body (7) in order to the locking nut (1) that adjusting lever is locked.
2. the trailing wheel guiding mechanism of caliber pneumatic internal clamp according to claim 1 is characterized in that: described adjusting lever (2) have in order to the locking screw (8) of locking nut threaded engagement.
3. the trailing wheel guiding mechanism of caliber pneumatic internal clamp according to claim 1 is characterized in that: have the connector (10) in order to be connected with transmission rod in the termination of described adjusting lever (2) other end; The connecting rod (10) of described adjusting lever termination is connected with transmission rod (4) by universal joint I (3).
4. the trailing wheel guiding mechanism of caliber pneumatic internal clamp according to claim 1, it is characterized in that: described transmission rod (4) is rhabodoid, and its two ends are respectively the connector that is connected with universal joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220079313 CN202780366U (en) | 2012-03-06 | 2012-03-06 | Rear wheel adjusting mechanism for pipe diameter pneumatic internal aligning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220079313 CN202780366U (en) | 2012-03-06 | 2012-03-06 | Rear wheel adjusting mechanism for pipe diameter pneumatic internal aligning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202780366U true CN202780366U (en) | 2013-03-13 |
Family
ID=47807705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220079313 Expired - Fee Related CN202780366U (en) | 2012-03-06 | 2012-03-06 | Rear wheel adjusting mechanism for pipe diameter pneumatic internal aligning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202780366U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350307A (en) * | 2013-06-25 | 2013-10-16 | 洛阳德平机械设备有限公司 | Support method and support structure of internal aligning device for pipeline with inner wall comprising concrete lining |
-
2012
- 2012-03-06 CN CN 201220079313 patent/CN202780366U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103350307A (en) * | 2013-06-25 | 2013-10-16 | 洛阳德平机械设备有限公司 | Support method and support structure of internal aligning device for pipeline with inner wall comprising concrete lining |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20140306 |