Jacking force transmission device for pipe jacking construction

Abstract

The invention relates to the technical field of pipe jacking construction, in particular to a pipe jacking construction jacking force transmission device which comprises a supporting frame, a cross beam and a steel column, the supporting frame and the cross beam are perpendicularly welded, the steel column is connected with the supporting frame through the cross beam, an abutting disc is arranged on the surface of the steel column, and a sliding rod is fixedly connected to the surface of the abutting disc. A sliding groove is formed in the steel column, a control groove is formed in the inner side of the sliding groove, an adjusting rod is inserted into the surface of the steel column, an abutting block is fixedly connected to the bottom end of the adjusting rod, and a screw hole is formed in the outer surface of the steel column. The supporting frame is connected with the cross beam, under the action of the cross beam, the placing and supporting effect on the steel column is achieved, under the abutting contact of the steel column and the wall body and on the premise that the self-sufficient stability is met, the requirement for transmission of pushing counter-force in the pushing process of the jacking pipe can be met, and the pushing effect of the jacking pipe is improved. And the problem that the middle part of the station cannot provide a stable facility to provide pushing counter-force is well solved.

Description

Technical Field

[0001] The invention relates to the technical field of pipe jacking construction, in particular to a pipe jacking construction thrust transmission device. Background Art

[0002] When the station was being built, because the jacking pipe started on the underground floor of the main structure with a clearance of 23 meters, the backrest of the jacking pipe could not directly transmit force to the stable structure. The middle part of the station could not provide a stable facility jacking reaction force, which affected the construction efficiency and the safety performance of equipment use. Summary of the invention

[0003] The purpose of the present invention is to provide a jacking force transmission device for pipe jacking construction to solve the problem in the background technology that the middle part of the station cannot provide a stable facility jacking reaction force, which affects the construction efficiency and the safety performance of equipment use.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a jacking thrust transmission device for pipe jacking construction, comprising a support frame, a cross beam and a steel column, the support frame and the cross beam are vertically welded, the steel column is connected to the support frame through the cross beam, a resistance plate is arranged on the surface of the steel column, a sliding rod is fixedly connected to the surface of the resistance plate, a sliding groove is arranged inside the steel column, a control groove is arranged on the inner side of the sliding groove, an adjusting rod is inserted on the surface of the steel column, a resistance block is fixedly connected to the bottom end of the adjusting rod, a screw hole is arranged on the outer surface of the steel column, a screw rod is threadedly connected to the inner side of the screw hole, a pressure plate is arranged on the surface of the screw rod, and a limiting plate is fixedly connected to the surface of the pressure plate.

[0005] Preferably, the steel columns are cylindrical in shape, are fixedly connected by bolts, are sequentially mounted on the support frame via cross beams, and the abutment plates and the steel columns are correspondingly connected.

[0006] Preferably, the abutment disk is in a disc shape, an end face of the slide rod away from the abutment disk is fixedly connected with a fixed block, and the cross section of the fixed block is in the shape of a right triangle, and the cross section of the abutment block is in the shape of a right triangle, and the abutment block and the fixed block are in abutment contact.

[0007] Preferably, the adjusting rod passes through the surface of the slide groove and the steel column, and a semi-circular ball is fixedly connected to the end of the adjusting rod away from the stop block, and the semi-circular ball is in contact with the adjusting rod and the limit plate, the screw rod is distributed in two groups on both sides of the pressure plate, and the stop block and the control groove are plug-in connected.

[0008] Preferably, the outer surface of the steel column is fixedly connected to a support block, the surface of the support block is fixedly connected to a connecting tube, the interior of the connecting tube is penetrated by a push rod, the outer surface of the steel column is fixedly connected to a limit block, the surface of the cross beam is fixedly connected to a placement block, the surface of the push rod is movably connected to a movable rod, the outer surface of the steel column is fixedly connected to a connecting block, the surface of the connecting block is threadedly connected to a control rod, the outer surface of the control rod is sleeved with a control block, the surface of the control rod is sleeved with a control block, the surface of the limit block is penetrated by an insertion rod, the end of the insertion rod close to the push rod is fixedly connected to a push plate, the outer surface of the insertion rod is sleeved with a telescopic spring, and the surface of the telescopic spring is fixedly connected to a push ring.

[0009] Preferably, the connecting tube is connected to the outer surface of the steel column through a support block, the support rod passes through the surface of the support block through the connecting tube, the side of the placement block away from the cross beam is in an arc shape, and the curvature of the placement block is consistent with the curvature of the outer surface of the steel column.

[0010] Preferably, both ends of the movable rod are movably connected to the surfaces of the abutment rod and the control block, the control rod penetrates the surface of the control block and is connected to the connecting block, and the control block acts on the bottom of the connecting block through the control rod.

[0011] Preferably, the insertion rod acts on the bottom of the steel column through a limit block, the insertion rod and the abutment plate form a "T" shape, and the abutment rod and the abutment plate are in abutment contact.

[0012] Preferably, two ends of the telescopic spring are abutted and connected to the surfaces of the limit block and the retaining ring, and the retaining ring is abutted and contacted with the placement block through the telescopic spring.

[0013] Preferably, a through hole is formed through the surface of the placement block, and the insertion rod is plugged and connected to the placement block through the through hole.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. Through the connection between the support frame and the crossbeam, the placement support effect of the steel column is achieved under the action of the crossbeam. Under the contact between the steel column and the wall, on the premise of ensuring sufficient stability, the transmission of the jacking reaction force during the jacking process can be met, which effectively solves the problem that there is no stable facility in the middle of the station to provide jacking reaction force.

[0016] 2. Through the connection between the screw and the pressure plate, under the action of the screw, the effect of regulating the position of the pressure plate is achieved. Through the connection between the pressure plate and the limit plate, under the abutment connection between the limit plate and the adjusting rod, the position of the adjusting rod and the stop block in the slide groove is regulated. Through the abutment contact between the stop block and the sliding rod, the position of the stop plate in the steel column is changed, thereby achieving the effect of regulating the horizontality of the steel column when in use, thereby improving its performance and effect.

[0017] 3. By connecting the control rod and the connecting block, the action position of the control block is changed. By connecting the control block and the movable rod, and under the movable connection between the movable rod and the support rod, the action position of the plug rod in the limit block is regulated. By connecting the telescopic spring and the support ring, and under the plug-in connection between the plug rod and the placement block, the support operation of the steel column on the placement block is completed, thereby improving the connection stability of the steel column on the beam and further improving the use range and stability of the steel column. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is the engineering drawing of the present invention;

[0019] Figure 2 It is a structural schematic diagram of the present invention;

[0020] Figure 3 It is a schematic diagram of the structure of the present invention;

[0021] Figure 4 It is a partial three-dimensional schematic diagram of the structure of the present invention;

[0022] Figure 5 It is a partial three-dimensional cross-sectional schematic diagram of the connection structure between the steel column and the abutment plate of the present invention;

[0023] Figure 6 For the present invention Figure 5 A three-dimensional dynamic schematic diagram of the connection structure between the middle plate and the steel column;

[0024] Figure 7 For the present invention Figure 4 A schematic diagram of the enlarged structure at A in the middle;

[0025] Figure 8 For the present invention Figure 6 Schematic diagram of the enlarged structure at point B in the middle.

[0026] In the figure: 1. support frame; 2. crossbeam; 3. steel column; 4. stop plate; 41. slide rod; 42. adjustment rod; 43. pressure plate; 44. screw rod; 45. limit plate; 46. slide groove; 47. stop block; 48. control groove; 5. connecting tube; 51. stop rod; 52. limit block; 53. placement block; 54. support block; 55. movable rod; 56. control block; 57. connecting block; 58. control rod; 59. insertion rod; 510. stop plate; 511. telescopic spring; 512. stop ring. DETAILED DESCRIPTION

[0027] See also Figure 1-8 , an embodiment provided by the present invention:

[0028] A thrust transmission device for pipe jacking construction comprises a support frame 1, a cross beam 2 and a steel column 3. The support frame 1 and the cross beam 2 are vertically welded. The steel column 3 is connected to the support frame 1 through the cross beam 2. A plate 4 is arranged on the surface of the steel column 3. A slide bar 41 is fixedly connected to the surface of the plate 4. A slide groove 46 is provided inside the steel column 3. A control groove 48 is provided inside the slide groove 46. An adjusting rod 42 is inserted on the surface of the steel column 3. A block 47 is fixedly connected to the bottom end of the adjusting rod 42. A screw hole is provided on the outer surface of the steel column 3. The inner side of the screw hole A screw rod 44 is connected with a side thread, and a pressure plate 43 is arranged on the surface of the screw rod 44. A limiting plate 45 is fixedly connected to the surface of the pressure plate 43. Through the connection between the steel column 3 and the resistance plate 4, under the connection between the pressure plate 43 and the limiting plate 45, the limiting plate 45 and the adjusting rod 42 are in contact with each other, so as to achieve the effect of regulating the position of the resistance block 47 in the slide groove 46. Under the contact between the resistance block 47 and the slide rod 41, the effect of regulating the position of the resistance plate 4 in the steel column 3 is achieved, thereby improving the support range and performance of the steel column 3.

[0029] Furthermore, the steel column 3 is cylindrical in shape and is fixedly connected by bolts. The steel column 3 is sequentially mounted on the support frame 1 through the cross beam 2. The stop plate 4 and the steel column 3 are correspondingly connected. Through the connection between the steel column 3 and the cross beam 2, and the connection between the cross beam 2 and the support frame 1, the support and control effect of the use position of the steel column 3 is achieved.

[0030] Furthermore, the stop plate 4 is in a disc shape, and an end face of the slide rod 41 away from the stop plate 4 is fixedly connected with a fixed block, and the cross-section of the fixed block is in the shape of a right triangle, and the cross-section of the stop block 47 is in the shape of a right triangle. The stop block 47 and the fixed block are in abutment with each other, and through the connection between the stop plate 4 and the slide rod 41, under the abutment and contact between the slide rod 41 and the stop block 47, the control effect of the action position of the stop plate 4 on the steel column 3 is achieved.

[0031] Furthermore, the adjusting rod 42 passes through the slide groove 46 and the surface of the steel column 3, and the end of the adjusting rod 42 away from the stop block 47 is fixedly connected with a semi-circular ball, and the semi-circular ball is in contact with the adjusting rod 42 and the limit plate 45. The screw rod 44 is distributed in two groups on both sides of the pressure plate 43, and the stop block 47 and the control groove 48 are plug-connected. Through the abutment connection between the adjusting rod 42 and the limit plate 45, under the connection between the screw rod 44 and the pressure plate 43, through the action of the screw rod 44, the regulating and supporting effect of the action position of the pressure plate 43 and the limit plate 45 is achieved. Under the connection between the adjusting rod 42 and the slide groove 46, through the action of the stop block 47 and the control groove 48, the regulating effect of the action position of the stop block 47 in the slide groove 46 is achieved, thereby achieving the regulating effect of the action position of the stop plate 4 on the steel column 3, thereby improving its scope of use and performance.

[0032] Further, the outer surface of the steel column 3 is fixedly connected with a support block 54, the surface of the support block 54 is fixedly connected with a connecting tube 5, the interior of the connecting tube 5 is penetrated and connected with a stop rod 51, the outer surface of the steel column 3 is fixedly connected with a limit block 52, the surface of the cross beam 2 is fixedly connected with a placement block 53, the surface of the stop rod 51 is movably connected with a movable rod 55, the outer surface of the steel column 3 is fixedly connected with a connecting block 57, the surface of the connecting block 57 is threadedly connected with a control rod 58, the outer surface of the control rod 58 is sleeved with a control block 56, the surface of the limit block 52 is penetrated and connected with an insertion rod 59, and one end of the insertion rod 59 is close to the stop rod 51 A push plate 510 is fixedly connected, and a telescopic spring 511 is sleeved on the outer surface of the insertion rod 59. A push ring 512 is fixedly connected to the surface of the telescopic spring 511. Through the connection between the control rod 58 and the connecting block 57, under the connection between the control rod 58 and the control block 56, through the rotational connection between the movable rod 55 and the control block 56, and the rotational connection between the movable rod 55 and the push rod 51, the effect of regulating the position of the push rod 51 in the support block 54 is achieved. Under the abutment contact between the push rod 51 and the push plate 510, the insertion and connection operation of the insertion rod 59 and the placement block 53 is completed, thereby improving the stability of the steel column 3 on the beam 2.

[0033] Furthermore, the connecting tube 5 is connected to the outer surface of the steel column 3 through the support block 54, the support rod 51 passes through the surface of the support block 54 through the connecting tube 5, and the side of the placement block 53 away from the beam 2 is in an arc shape. The curvature of the placement block 53 is consistent with the curvature of the outer surface of the steel column 3. Through the connection between the connecting tube 5 and the support block 54, and the connection between the support block 54 and the steel column 3, the support effect of the support rod 51 at the use position on the steel column 3 is achieved. Under the connection between the placement block 53 and the beam 2, through the action of the placement block 53, the support effect of the steel column 3 placed on the beam 2 is achieved.

[0034] Furthermore, the two ends of the movable rod 55 are movably connected to the surfaces of the support rod 51 and the control block 56, the control rod 58 passes through the surface of the control block 56 and is connected to the connecting block 57, the control block 56 acts on the bottom of the connecting block 57 through the control rod 58, and the control effect of controlling the connection angle between the movable rod 55 and the control block 56 is achieved through the rotational connection between the support rod 51 and the movable rod 55 and the threaded connection between the control rod 58 and the connecting block 57.

[0035] Furthermore, the insertion rod 59 acts on the bottom of the steel column 3 through the limit block 52, the insertion rod 59 and the abutment plate 510 form a "T" shape, the abutment rod 51 and the abutment plate 510 are in contact with each other, and through the connection between the insertion rod 59 and the limit block 52, and under the connection between the abutment plate 510 and the insertion rod 59, the effect of regulating the position of the insertion rod 59 on the limit block 52 is achieved.

[0036] Furthermore, the two ends of the telescopic spring 511 are abutted and connected to the surfaces of the limit block 52 and the resisting ring 512, and the resisting ring 512 is abutted and contacted with the placement block 53 through the telescopic spring 511. Through the sleeve connection of the telescopic spring 511 and the insertion rod 59, under the connection between the resisting ring 512 and the telescopic spring 511, the abutting and supporting effect of the resisting ring 512 on the placement block 53 is achieved, thereby improving the stability of the insertion connection of the insertion rod 59 on the placement block 53.

[0037] Furthermore, a through hole is opened through the surface of the placement block 53, and the insertion rod 59 is inserted and connected with the placement block 53 through the through hole. Through the connection of the through hole on the placement block 53 and the insertion connection between the insertion rod 59 and the through hole, the insertion support operation of the steel column 3 placed and connected on the placement block 53 is completed, thereby improving the stability of the steel column 3 when used on the beam 2.

[0038] Working principle: When the steel column 3 is in use, the placement and support of the steel column 3 on the beam 2 is completed through the connection between the support frame 1 and the beam 2, and the connection between the beam 2 and the placement block 53. When the insertion rod 59 and the placement block 53 are plugged in and connected, the control rod 58 is rotated, and the position of the control block 56 is changed under the connection between the connecting block 57 and the control rod 58. At this time, the angle between the movable rod 55 and the push rod 51 changes, and the position of the push rod 51 in the connecting tube 5 is changed. Under the abutment contact between the push rod 51 and the push plate 510, through the connection between the insertion rod 59 and the telescopic spring 511, and under the connection between the telescopic spring 511 and the push ring 512, the elastic insertion and support effect of the insertion rod 59 on the placement block 53 is achieved.

[0039] When it is necessary to adjust the horizontality of the steel column 3, rotate the screw 44 to change the position of the pressure plate 43 and the limit plate 45 on the steel column 3. Through the abutment and contact between the limit plate 45 and the adjusting rod 42, and the connection between the adjusting rod 42 and the stop block 47, the stop block 47 and the sliding rod 41 are connected to change the action position of the stop plate 4 on the steel column 3. Through the action of the stop plate 4, the overall horizontality of the steel column 3 is adjusted, thereby improving its scope of use and performance.

Claims

1. A thrust transmission device for pipe jacking construction, comprising a support frame, a crossbeam and a steel column, characterized in that: The support frame and the cross beam are welded vertically, and the steel column is connected to the support frame through the cross beam. A resistance plate is provided on the surface of the steel column, and a sliding rod is fixedly connected to the surface of the resistance plate. A sliding groove is provided inside the steel column, and a control groove is provided on the inner side of the sliding groove. An adjusting rod is inserted on the surface of the steel column, and a resistance block is fixedly connected to the bottom end of the adjusting rod. A screw hole is provided on the outer surface of the steel column, and a screw is threadedly connected to the inner side of the screw hole. A pressure plate is provided on the surface of the screw, and a limiting plate is fixedly connected to the surface of the pressure plate.

2. A jacking force transmission device for pipe jacking construction according to claim 1, characterized in that: The steel columns are cylindrical in shape, are fixedly connected by bolts, are sequentially mounted on the support frame via cross beams, and the abutment plates and the steel columns are correspondingly connected.

3. A jacking force transmission device for pipe jacking construction according to claim 1, characterized in that: The abutment disk is in a disc shape, and the end face of the slide rod away from the abutment disk is fixedly connected with a fixed block, and the cross section of the fixed block is in a right triangle shape. The cross section of the abutment block is in a right triangle shape, and the abutment block and the fixed block are in abutment contact.

4. A jacking force transmission device for pipe jacking construction according to claim 1, characterized in that: The adjusting rod passes through the surface of the slide groove and the steel column, and a semi-circular ball is fixedly connected to the end of the adjusting rod away from the stop block, and the semi-circular ball is in contact with the adjusting rod and the limit plate. The screw rod is distributed in two groups on both sides of the pressure plate, and the stop block is plug-in connected with the control groove.

5. The jacking force transmission device for pipe jacking construction according to claim 1, characterized in that: The outer surface of the steel column is fixedly connected to a support block, the surface of the support block is fixedly connected to a connecting tube, the interior of the connecting tube is penetrated by a resist rod, the outer surface of the steel column is fixedly connected to a limit block, the surface of the cross beam is fixedly connected to a placement block, the surface of the resist rod is movably connected to a movable rod, the outer surface of the steel column is fixedly connected to the connecting block, the surface of the connecting block is threadedly connected to a control rod, the outer surface of the control rod is sleeved with a control block, the surface of the control rod is sleeved with a plug rod, the end of the plug rod close to the resist rod is fixedly connected to a resist plate, the outer surface of the plug rod is sleeved with a telescopic spring, and the surface of the telescopic spring is fixedly connected to a resist ring.

6. A jacking force transmission device for pipe jacking construction according to claim 5, characterized in that: The connecting tube is connected to the outer surface of the steel column through the supporting block, the support rod passes through the surface of the supporting block through the connecting tube, the side of the placement block away from the cross beam is in an arc shape, and the curvature of the placement block is consistent with the curvature of the outer surface of the steel column.

7. The jacking force transmission device for pipe jacking construction according to claim 5, characterized in that: The two ends of the movable rod are movably connected to the surfaces of the abutment rod and the control block, the control rod penetrates the surface of the control block and is connected to the connecting block, and the control block acts on the lower side of the connecting block through the control rod.

8. The jacking force transmission device for pipe jacking construction according to claim 5, characterized in that: The insertion rod acts on the bottom of the steel column through a limit block, and the insertion rod and the abutment plate form a "T" shape, and the abutment rod and the abutment plate are in abutment contact.

9. The jacking force transmission device for pipe jacking construction according to claim 5, characterized in that: The two ends of the telescopic spring are abutted and connected to the surfaces of the limit block and the retaining ring, and the retaining ring is abutted and contacted with the placement block through the telescopic spring.

10. The jacking force transmission device for pipe jacking construction according to claim 5, characterized in that: A through hole is formed on the surface of the placement block, and the insertion rod is plugged and connected with the placement block through the through hole.

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