Shield segment protection device

Abstract

The utility model belongs to the technical field of shield segment protection equipment, and particularly relates to a shield segment protection device which comprises a base. A lifting mechanism is installed at one end of the top of the base, a top plate is fixed to one side of the top of the lifting mechanism, and a transmission mechanism is arranged below the middle of the top plate; by arranging a lifting mechanism and a transmission mechanism, when a placing plate moves to the middle of a base, a lifting motor drives a lifting screw to rotate, a lifting sliding block and the lifting screw are meshed with each other, so that the lifting sliding block drives a supporting plate to move, and the supporting plate moves to drive the placing plate to ascend; a transmission motor drives a first two-way screw rod to rotate, a transmission sliding block is meshed with the first two-way screw rod, so that the transmission sliding block drives an air cylinder to a proper position, the air cylinder drives a grabbing seat to move downwards, and the transmission motor drives a limiting block on the inner side of the grabbing seat to be matched with limiting grooves in the two ends of a containing plate for fixing; and carrying and placing of the shield segments are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of shield segment protection equipment, in particular to a shield segment protection device. Background Art

[0002] Shield segments are the main assembly components of shield construction and the innermost barrier of the tunnel. They are responsible for resisting soil pressure, groundwater pressure and some special loads. Shield segments are the permanent lining structure of shield tunnels. The quality of shield segments is directly related to the overall quality and safety of the tunnel, and affects the tunnel's waterproof performance and durability.

[0003] In the existing technology, the shield segment protection device is composed of a support frame, a fixing mechanism and a transmission mechanism. During the transportation of the shield segment, the shield segment is placed on the fixing mechanism of the support frame, and the shield segment is fixed by the clamping plate in the fixing mechanism. After the shield segment is fixed, the shield segment is transported and placed through the transmission mechanism.

[0004] In the current existing technology, when shield segments are transported, if the equipment shakes violently on bumpy roads, the shield segments may easily shake and be damaged. Therefore, a shield segment protection device is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the shortcomings of the existing technology and solve the problem that the shield segments are easily shaken and damaged when the equipment shakes violently on bumpy roads, a shield segment protection device is proposed.

[0006] The technical solution adopted by the present invention to solve the technical problem is as follows: a shield segment protection device according to the present invention comprises a base; grooves are provided on both sides of the upper portion of the base, auxiliary wheels are rotatably arranged in the grooves, a guide plate is provided on the outer side of the groove, and the guide plate is fixed to the top of the base; a lifting mechanism is installed at one end of the top of the base, a top plate is fixed to one side of the top of the lifting mechanism, and a transmission mechanism is provided below the middle portion of the top plate;

[0007] The lifting mechanism includes a support column, which is fixed to one end of the top of the base, a through slot is formed inside the support column, a lifting motor is installed on the top of the support column, a lifting screw is fixed to the rotating shaft of the lifting motor, and the lifting screw extends to the bottom of the through slot, a lifting slider is sleeved on the circumferential surface of the lifting screw, and a support plate is installed on one side of the lifting slider, and the support plate is located directly above the base;

[0008] The transmission mechanism includes a transmission slide groove, which is opened in the middle of the bottom of the top plate. A transmission motor is installed on one side of the top plate. A first bidirectional screw is fixed on the rotating shaft of the transmission motor. Transmission sliders are sleeved on the circumferential surfaces of both ends of the first bidirectional screw, and a mounting plate is installed on the top of the transmission slider.

[0009] Preferably, a cylinder is installed below the mounting plate, and a gripping mechanism is installed at the bottom of the cylinder. By providing the cylinder, it is convenient to adjust the height of the gripping seat.

[0010] Preferably, the grabbing mechanism includes a grabbing seat, which is installed at the bottom of the cylinder. A limiting block is fixed on one side of the grabbing seat. By providing the limiting block, it is convenient to cooperate with the limiting groove for fixation.

[0011] Preferably, a placing mechanism is rolled above the auxiliary wheel, and the placing mechanism includes a placing plate. The placing plate is placed on the auxiliary wheel, and a limiting groove is provided on one side of the placing plate in a mirrored manner. The limiting groove cooperates with the limiting block. By setting the auxiliary wheel, the movement of the placing plate is facilitated.

[0012] Preferably, a placement slot is provided above the middle of the placement plate, a second bidirectional screw is rotatably provided in the placement slot, a placement slider is sleeved on the circumferential surfaces of both ends of the second bidirectional screw, an adjusting disk is installed on the outer side of one end of the second bidirectional screw, a clamping plate is fixed on the top of the placement slider, a clamping slot is provided on one side of the clamping plate, a placement seat is rotatably provided in the clamping slot, a shield pipe segment is fixed in the placement seat, the structure is simple, and operation is convenient.

[0013] Preferably, a moving mechanism is installed at the four corners of the bottom of the base, and the moving mechanism includes a rotating rod, and the rotating rod is rotatably set at the four corners of the bottom of the base. A mounting seat is installed below the rotating rod, and a roller is rotatably provided in the middle of the mounting seat. By arranging the rotating rod and the roller, it is convenient for the base to move in multiple directions.

[0014] Beneficial effects of the utility model:

[0015] The utility model provides a shield segment protection device, which is provided with a lifting mechanism and a transmission mechanism. When the shield segment is placed, when the placing plate in the placing mechanism moves to the middle of the base, the lifting motor on the top of the support column in the lifting mechanism is started, so that the lifting motor drives the lifting screw to rotate, and the internal thread of the lifting slider is engaged with the lifting screw, so that the lifting slider drives the support plate on one side to move under the limit of the through groove, and the placement plate in the placement mechanism is driven to rise through the movement of the support plate. When the placement plate rises to the highest point, the transmission mechanism in the middle of the top plate is adjusted, and the lifting motor is driven by the transmission mechanism to rotate. The transmission motor rotates, driving the first bidirectional screw on the rotating shaft to rotate. The internal thread of the transmission slider and the first bidirectional screw are engaged with each other, so that the transmission slider moves relatively under the limit of the transmission slide. The movement of the transmission slider drives the cylinder under the mounting plate at the bottom of the transmission slider to move to the appropriate position. The operation of the cylinder moves the grab seat in the bottom grabbing mechanism downward. When the grab seat moves to be level with the placement plate, the transmission motor works to drive the grab seat to clamp, and the limit block on the inside of the grab seat and the limit grooves at both ends of the placement plate are used to fix it, thereby improving the handling and placement of the shield segments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure;

[0018] Figure 2 It is a partial cross-sectional view of the overall structure;

[0019] Figure 3 It is a cross-sectional view of the lifting mechanism;

[0020] Figure 4 It is an overall schematic diagram of the placement mechanism;

[0021] Figure 5 It is a cross-sectional view of the placement mechanism;

[0022] Legend:

[0023] 1. Base; 2. Groove; 3. Auxiliary wheel; 4. Guide plate; 5. Lifting mechanism; 501. Support column; 502. Through groove; 503. Lifting motor; 504. Lifting screw; 505. Lifting slider; 506. Support plate; 6. Top plate; 7. Transmission mechanism; 701. Transmission chute; 702. Transmission motor; 703. First bidirectional screw; 704. Transmission slider; 705. Mounting plate; 8. Cylinder; 9. Grab Taking mechanism; 901, grabbing seat; 902, limiting block; 10, placing mechanism; 101, placing plate; 102, limiting groove; 103, placing slide; 104, second bidirectional screw; 105, placing slider; 106, adjusting disk; 107, clamping plate; 108, clamping groove; 109, placing seat; 110, shield segment; 11, moving mechanism; 111, rotating rod; 112, mounting seat; 113, roller. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] Specific examples are given below.

[0026] See also Figure 1-Figure 5 The utility model provides a shield segment protection device, comprising a base 1; grooves 2 are provided on both sides of the upper portion of the base 1, auxiliary wheels 3 are rotatably provided in the grooves 2, and guide plates 4 are provided on the outer sides of the grooves 2, and the guide plates 4 are fixed to the top of the base 1;

[0027] A placing mechanism 10 rolls above the auxiliary wheel 3, and the placing mechanism 10 includes a placing plate 101, which is placed on the auxiliary wheel 3. A limiting groove 102 is provided on one side of the placing plate 101 in a mirrored manner, and a placing slide 103 is provided above the middle of the placing plate 101. A second bidirectional screw 104 is rotatably provided in the placing slide 103, and a placing slider 105 is sleeved on the circumferential surfaces of both ends of the second bidirectional screw 104. An adjusting disk 106 is installed on the outer side of one end of the second bidirectional screw 104, and a clamping plate 107 is fixed on the top of the placing slider 105. A clamping groove 108 is provided on one side of the clamping plate 107, and a placing seat 109 is rotatably provided in the clamping groove 108, and a shield pipe segment 110 is fixed in the placing seat 109.

[0028] During operation, when transporting the shield segment 110, the shield segment 110 is placed in the placement seat 109 on the placement plate 101 in the placement mechanism 10, and the adjusting disk 106 is rotated to make the adjusting disk 106 drive the second bidirectional screw 104 to rotate, and the internal thread of the placement slider 105 is engaged with the second bidirectional screw 104, so that the placement slider 105 drives the top clamping plate 107 to move relative to each other under the limit of the placement slide groove 103, and the movement of the clamping plate 107 makes the placement seat 109 in the clamping groove 108 clamp and fix the shield segment 110. After the shield segment 110 is fixed, the placement plate 101 in the placement mechanism 10 is placed above the auxiliary wheel 3 in the groove 2 of the base 1, and the placement plate 101 is pushed so that the placement plate 101 moves under the guidance of the guide plate 4.

[0029] Furthermore, a lifting mechanism 5 is installed at one end of the top of the base 1, and a top plate 6 is fixed on one side of the top of the lifting mechanism 5. A transmission mechanism 7 is provided at the lower middle part of the top plate 6. The lifting mechanism 5 includes a support column 501, which is fixed to one end of the top of the base 1, and a through slot 502 is provided inside the support column 501. A lifting motor 503 is installed on the top of the support column 501, and a lifting screw 504 is fixed on the rotating shaft of the lifting motor 503, and the lifting screw 504 extends to the bottom of the through slot 502. A lifting slider 505 is sleeved on the circumferential surface of the lifting screw 504, and a support plate 506 is installed on one side of the lifting slider 505, and the support plate 506 is located just above the base 1; the transmission mechanism 7 includes a transmission slide 701, which is opened in the middle of the bottom of the top plate 6, and is installed on one side of the top plate 6 There is a transmission motor 702, and a first bidirectional screw 703 is fixed on the rotating shaft of the transmission motor 702. A transmission slider 704 is sleeved on the circumferential surfaces of both ends of the first bidirectional screw 703. A mounting plate 705 is installed on the top of the transmission slider 704, and a cylinder 8 is installed below the mounting plate 705. A grabbing mechanism 9 is installed at the bottom of the cylinder 8, and the grabbing mechanism 9 includes a grabbing seat 901, and the grabbing seat 901 is installed at the bottom of the cylinder 8. A limiting block 902 is fixed on one side of the grabbing seat 901, and the limiting block 902 cooperates with the limiting groove 102. A moving mechanism 11 is installed at the four corners of the bottom of the base 1, and the moving mechanism 11 includes a rotating rod 111. The rotating rod 111 is rotatably arranged at the four corners of the bottom of the base 1. A mounting seat 112 is installed below the rotating rod 111, and a roller 113 is rotated in the middle of the mounting seat 112.

[0030] When working, when the placing plate 101 in the placing mechanism 10 moves to the middle of the base 1, the lifting motor 503 on the top of the support column 501 in the lifting mechanism 5 is started, so that the lifting motor 503 drives the lifting screw 504 to rotate, and the internal thread of the lifting slider 505 and the lifting screw 504 are engaged with each other, so that the lifting slider 505 drives the support plate 506 on one side to move under the limit of the through groove 502, and the movement of the support plate 506 drives the placing plate 101 in the placing mechanism 10 to rise. When the placing plate 101 rises to the highest point, the transmission mechanism 7 in the middle of the top plate 6 is adjusted, and the transmission motor 702 in the transmission mechanism 7 rotates, driving the first bidirectional screw 703 on the rotating shaft to rotate, and the internal thread of the transmission slider 704 is engaged with the first bidirectional screw 703, so that the transmission slider The block 704 moves relatively under the limit of the transmission slide 701. The movement of the transmission slider 704 drives the cylinder 8 under the mounting plate 705 at the bottom of the transmission slider 704 to move to the appropriate position. The operation of the cylinder 8 moves the grabbing seat 901 in the bottom grabbing mechanism 9 downward. When the grabbing seat 901 moves to be level with the placement plate 101, the transmission motor 702 works to drive the grabbing seat 901 to clamp, and the limit block 902 on the inside of the grabbing seat 901 and the limit grooves 102 at both ends of the placement plate 101 are fixed. Then, the cylinder 8 works to lift and place the placement plate 101 in the grabbing seat 901. After the shield segment 110 is placed, the base 1 is pushed, and with the cooperation of the rotating rod 111 in the bottom moving mechanism 11, the roller 113 at the bottom of the mounting seat 112 is rolled and transported.

[0031] Working principle: When transporting the shield segment 110, the shield segment 110 is placed in the placement seat 109 on the placement plate 101 in the placement mechanism 10. By rotating the adjusting disk 106, the adjusting disk 106 drives the second bidirectional screw 104 to rotate. The internal thread of the placement slider 105 and the second bidirectional screw 104 are engaged with each other, so that the placement slider 105 drives the top clamping plate 107 to move relative to each other under the limit of the placement chute 103. Through the movement of the clamping plate 107, the placement seat 109 in the clamping groove 108 clamps and fixes the shield segment 110. After the fixation is completed, the placement plate 101 in the placement mechanism 10 is placed above the auxiliary wheel 3 in the groove 2 of the base 1, and the placement plate 101 is pushed so that the placement plate 101 moves under the guidance of the guide plate 4. When the placement plate 101 in the placement mechanism 10 moves to the middle of the base 1, the lifting motor 503 on the top of the support column 501 in the lifting mechanism 5 is started, so that the lifting motor 503 drives the lifting screw 504 to rotate, and the internal thread of the lifting slider 505 and the lifting screw 504 are engaged with each other, so that the lifting slider 505 drives the support plate 506 on one side to move under the limit of the through groove 502. By moving the support plate 506, the placement plate 101 in the placement mechanism 10 is driven to rise. When the placement plate 101 rises to the highest point, the transmission mechanism 7 in the middle of the top plate 6 is adjusted, and the transmission motor 702 in the transmission mechanism 7 is rotated, which drives the first bidirectional screw 703 on the rotating shaft to rotate. The internal thread of the transmission slider 704 is engaged with the first bidirectional screw 703, so that the transmission slider 704 moves relatively under the limit of the transmission slide 701. The movement of the transmission slider 704 drives the cylinder 8 under the mounting plate 705 at the bottom of the transmission slider 704 to move to the appropriate position. The operation of cylinder 8 moves the grabbing seat 901 in the grabbing mechanism 9 at the bottom downward. When the grabbing seat 901 moves to be level with the placement plate 101, the transmission motor 702 works to drive the grabbing seat 901 to clamp, and the limiting block 902 on the inside of the grabbing seat 901 and the limiting grooves 102 at both ends of the placement plate 101 are used to fix it. Then, the cylinder 8 works to lift and place the placement plate 101 in the grabbing seat 901. After the shield segment 110 is placed, the base 1 is pushed, and with the cooperation of the rotating rod 111 in the bottom moving mechanism 11, the roller 113 at the bottom of the mounting seat 112 is rolled for transportation.

[0032] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A shield segment protection device, characterized in that: The invention comprises a base (1); grooves (2) are provided on both sides of the upper part of the base (1); auxiliary wheels (3) are rotatably arranged in the grooves (2); a guide plate (4) is provided on the outer side of the grooves (2); and the guide plate (4) is fixed to the top of the base (1); a lifting mechanism (5) is installed at one end of the top of the base (1); a top plate (6) is fixed to one side of the top of the lifting mechanism (5); and a transmission mechanism (7) is provided at the lower middle part of the top plate (6); The lifting mechanism (5) comprises a support column (501), wherein the support column (501) is fixed to one end of the top of the base (1), a through slot (502) is provided inside the support column (501), a lifting motor (503) is installed on the top of the support column (501), a lifting screw (504) is fixed on the rotating shaft of the lifting motor (503), and the lifting screw (504) extends to the bottom of the through slot (502), a lifting slider (505) is sleeved on the circumferential surface of the lifting screw (504), a support plate (506) is installed on one side of the lifting slider (505), and the support plate (506) is located directly above the base (1); The transmission mechanism (7) comprises a transmission slide groove (701), wherein the transmission slide groove (701) is arranged in the middle of the bottom of the top plate (6), a transmission motor (702) is installed on one side of the top plate (6), a first bidirectional screw rod (703) is fixed on the rotating shaft of the transmission motor (702), transmission sliders (704) are sleeved on the circumferential surfaces at both ends of the first bidirectional screw rod (703), and a mounting plate (705) is installed on the top of the transmission slider (704).

2. A shield segment protection device according to claim 1, characterized in that: A cylinder (8) is installed below the mounting plate (705), and a gripping mechanism (9) is installed at the bottom of the cylinder (8).

3. A shield segment protection device according to claim 2, characterized in that: The grabbing mechanism (9) comprises a grabbing seat (901), the grabbing seat (901) is installed at the bottom of the cylinder (8), and a limiting block (902) is fixed on one side of the grabbing seat (901).

4. A shield segment protection device according to claim 1, characterized in that: A placement mechanism (10) is rolled above the auxiliary wheel (3), the placement mechanism (10) comprising a placement plate (101), the placement plate (101) being placed on the auxiliary wheel (3), a limiting groove (102) being provided on one side of the placement plate (101) in a mirror-like manner, the limiting groove (102) cooperating with a limiting block (902).

5. A shield segment protection device according to claim 4, characterized in that: A placement groove (103) is provided at the upper middle part of the placement plate (101), a second bidirectional screw (104) is rotatably provided in the placement groove (103), placement sliders (105) are sleeved on the circumferential surfaces at both ends of the second bidirectional screw (104), an adjustment disk (106) is installed on the outer side of one end of the second bidirectional screw (104), a clamping plate (107) is fixed on the top of the placement slider (105), a clamping groove (108) is provided on one side of the clamping plate (107), a placement seat (109) is rotatably provided in the clamping groove (108), and a shield segment (110) is fixed in the placement seat (109).

6. A shield segment protection device according to claim 1, characterized in that: A moving mechanism (11) is installed at the four corners of the bottom of the base (1), and the moving mechanism (11) comprises a rotating rod (111), the rotating rod (111) is rotatably arranged at the four corners of the bottom of the base (1), a mounting seat (112) is installed below the rotating rod (111), and a roller (113) is rotatably provided in the middle of the mounting seat (112).

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