Lining trolley suitable for tunnel secondary lining
By installing a flexible vibrating head and angle control mechanism on the lining trolley, the problem of limited vibration range was solved, enabling more comprehensive concrete vibration and improving the quality and efficiency of secondary lining.
Patent Information
- Application Number
- CN202520309823.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-25
- Publication Date
- 2026-01-02
- Estimated Expiration
- 2035-02-25
AI Technical Summary
In existing technologies, the vibration range of the vibrating device is limited by the pouring window, resulting in the inability to fully vibrate the dead corners of the concrete, which affects the quality of the secondary lining.
It adopts a vibratory head with flexible connection and two sets of vibration angle control mechanisms. Through guidance and angle adjustment, it reduces the dead corners of unvibrated concrete. Combined with a circular track and vibration rotation control mechanism, it expands the angle adjustment range of the vibratory head and is equipped with image acquisition equipment to monitor the vibration.
It effectively reduces the dead corners of unvibrated concrete, improves the quality and vibration efficiency of secondary lining, and ensures dense bonding of concrete.
Smart Images
Figure CN223754093U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the technical field of secondary lining equipment, and particularly relates to a lining trolley suitable for tunnel secondary lining. BACKGROUND
[0002] Secondary lining is a molded concrete lining arranged inside the primary support in tunnel engineering construction, and includes the processes of pouring concrete and vibrating.
[0003] As shown in FIG. 1, Figure 1 In the related art, the lining trolley includes a support device 1, a formwork device 2 and a vibrating device 3. The formwork device 2 is provided with a pouring window 21. The formwork device 2 is installed on the support device 1, and is used to form a pouring space with the inner wall of the tunnel, so as to pour concrete into the pouring space through the pouring window 21. The vibrating device 3 is an inserted vibrator, including a vibrating head, a connecting part and a vibrating motor. The vibrating head is connected with the rotating shaft of the vibrating motor through the connecting part. The vibrating head is inserted into the pouring window 21, and the pouring window 21 limits the radial movement of the vibrating head. After pouring the concrete, the vibrating motor is started, and the vibrating head vibrates the concrete within the range of the pouring window 21, so as to make the concrete densely combined, eliminate the honeycomb and pitted surface phenomenon of the concrete, and then improve the strength of the concrete and ensure the quality of the secondary lining.
[0004] However, the vibrating range of the vibrating device 3 in the related art is limited by the pouring window 21. In the vibrating process, there is a dead angle of concrete that is not vibrated, and the dead angle of concrete is prone to the honeycomb and pitted surface phenomenon, so as to fail to ensure the quality of the secondary lining. CONTENT OF THE UTILITY MODEL
[0005] In order to reduce the dead angle of concrete that is not vibrated and improve the quality of the secondary lining, the application provides a lining trolley suitable for tunnel secondary lining.
[0006] The application provides a lining trolley suitable for tunnel secondary lining, which adopts the following technical scheme:
[0007] The lining trolley suitable for tunnel secondary lining comprises a support device, a formwork device and a vibrating device. The formwork device is arranged on the support device, and the formwork device is provided with a pouring window. The vibrating device comprises a vibrating head, a connecting part and a vibrating motor. The vibrating head is connected with the rotating shaft of the vibrating motor through the connecting part. The connecting part is soft, and the vibrating head is movably arranged in the pouring window.
[0008] The lining trolley further comprises two sets of vibration angle control mechanisms, which are symmetrically arranged on both sides of the vibration motor axis; the two sets of vibration angle control mechanisms are used for adjusting the angle of the vibration head and guiding the movement of the vibration head.
[0009] By adopting the above technical scheme, when the vibration head moves in the radial direction, the two sets of vibration angle control mechanisms assist in guiding the movement of the vibration head. When the vibration head is inserted into the pouring window for vibration, the vibration angle of the vibration head can be adjusted through the two sets of vibration angle control mechanisms; thereby, the dead angle of the concrete that is not vibrated is reduced, and the quality of the secondary lining is improved.
[0010] Optionally, the vibration angle control mechanism comprises a driving assembly and an abutting block, the driving assembly is installed on the support device; the driving assembly is used for driving the abutting block to move towards the vibration head or away from the vibration head; the abutting block can abut against the outer periphery of the vibration head.
[0011] By adopting the above technical scheme, when the vibration head is assisted to guide, the two abutting blocks can abut against the vibration head or limit the radial movement of the vibration head; when the angle of the vibration head is changed, one abutting block can be driven to apply a pushing force to the vibration head, and the other abutting block is synchronously retracted in the direction of the pushing force, so as to change the angle of the vibration head and limit the radial movement of the vibration head at the same time.
[0012] Optionally, the driving assembly comprises a first motor, a lead screw and a limiting rod, the rotating shaft of the first motor is coaxially and fixedly connected with the lead screw, the abutting block is threadedly connected with the lead screw, one end of the limiting rod is fixedly connected with the shell of the first motor, and the other end penetrates through the abutting block and is axially parallel to the lead screw.
[0013] By adopting the above technical scheme, the first motor drives the rotation of the lead screw, and the lead screw drives the sliding of the abutting block.
[0014] Optionally, the lining trolley further comprises an annular track and a vibration rotation control mechanism, the annular track is fixedly connected with the support device; the first motor is circumferentially and slidingly connected with the annular track.
[0015] The vibration rotation control mechanism comprises a connecting assembly and a rotating assembly, the connecting assembly can be connected with the abutting block; after the connecting assembly is connected with one of the abutting blocks, the rotating assembly is used for driving the rotation of the connecting assembly.
[0016] By adopting the above technical scheme, the position of the first motor can be changed through the vibration rotation control mechanism, so as to change the position of the abutting block for adjusting the angle of the vibration head, thereby expanding the angle adjustment range of the vibration head.
[0017] Optionally, a connecting hole is formed in the center of one end of the abutting block towards the connecting assembly;
[0018] The connecting assembly comprises a cylinder body and a piston rod, the piston rod is capable of being arranged in the connecting hole; the cylinder body is used to drive the piston rod to move towards or away from the abutting block; and the rotating assembly is used to drive the rotation of the cylinder body.
[0019] By adopting the above technical scheme, when the piston rod is stretched and arranged in the connecting hole, the rotating assembly can drive the rotation of the cylinder body, so as to realize the rotation of the abutting block and change the position of the current abutting block.
[0020] Optionally, the rotating assembly comprises a gear ring, a first gear, a second gear and a second motor, the gear ring and the second motor are fixedly connected with the support device; the second gear is coaxially arranged with the gear ring and fixedly connected with the rotating shaft of the second motor; the first gear is engaged with the second gear and the gear ring; the vibrating motor is circumferentially slidably connected along the end surface of the second gear; and the cylinder body is mounted on the first gear.
[0021] By adopting the above technical scheme, the second motor drives the rotation of the second gear, the second gear drives the rotation of the first gear, the first gear moves along the gear ring, so as to drive the rotation of the cylinder body, and then realize the rotation of the abutting block.
[0022] Optionally, a sliding groove is formed in the end surface of the annular track, a sliding block is fixedly connected to the shell of the first motor, and the sliding block is slidably connected with the annular track through the sliding groove.
[0023] Optionally, the lining trolley further comprises an image acquisition device, the image acquisition device is mounted on the support device and used to acquire image information at the pouring window.
[0024] By adopting the above technical scheme, the vibration and the working condition of the related equipment can be monitored through the acquired image information.
[0025] In summary, the present application has at least the following beneficial effects:
[0026] 1. The purpose of setting the vibration angle control mechanism is to assist the movement of the vibration head when the vibration head moves in the radial direction. When the vibration head is arranged in the pouring window and vibrated, the vibration angle of the vibration head can be adjusted through the two groups of vibration angle control mechanisms, so as to reduce the dead angle of the concrete that is not vibrated and improve the quality of the secondary lining.
[0027] 2. The purpose of setting the annular track and the vibrating rotation control mechanism is to change the position of the first motor by the vibrating rotation control mechanism, so as to change the position of the abutting block to the vibrating head angle adjustment, thereby expanding the vibrating head angle adjustment range.
[0028] 3. The purpose of setting the image acquisition device is to monitor the vibrating situation and the working situation of the vibrating related equipment through the acquired image information. BRIEF DESCRIPTION OF DRAWINGS
[0029] Figure 1 is a structural schematic view of a lining trolley of the related art;
[0030] Figure 2 is a structural schematic view of the overall structure of the present application;
[0031] Figure 3 is a structural schematic view of the angle adjustment related structure of the present application;
[0032] Figure 4 is an exploded structural schematic view of Figure 3 .
[0033] Mark explanation: 1, support device; 2, formwork device; 21, pouring window; 3, vibrating device; 4, vibrating angle control mechanism; 41, driving assembly; 411, first motor; 412, lead screw; 413, limiting rod; 42, abutting block; 421, connecting hole; 5, annular track; 6, vibrating rotation control mechanism; 61, connecting assembly; 611, cylinder body; 612, piston rod; 62, rotating assembly; 621, gear ring; 622, first gear; 623, second gear; 624, second motor. DETAILED DESCRIPTION
[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the following will combine the drawings of the embodiments of the present application to make a clear and complete description of the technical scheme of the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Figure 2 -attached Figure 4 , the technical scheme of the embodiments of the present application is clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0035] In order to facilitate the understanding of the technical scheme of the application, the following first explains some concepts related to the present application.
[0036] The support device 1 of the lining trolley in the related art is used to bear the formwork and concrete load and ensure the structural stability;
[0037] The template device 2 is used to form the profile of the tunnel lining and support the concrete until it solidifies;
[0038] The walking device is used to realize the movement of the trolley in the tunnel;
[0039] The vibrating device 3 is used to expel the bubbles in the concrete to make the concrete dense and the surface smooth and smooth.
[0040] The embodiment of the application discloses a lining trolley suitable for secondary lining of a tunnel. In the application, the connecting part of the vibrating device 3 is provided with a soft body, the pouring window 21 has a larger area than the pouring window 21 in the related art, and the vibrating head is movably arranged in the pouring window 21.
[0041] Referring to Figure 2 , the lining trolley comprises two sets of vibrating angle control mechanisms 4, which are symmetrically arranged on both sides of the vibrating motor axis; the two sets of vibrating angle control mechanisms 4 are used to adjust the angle of the vibrating head and guide the movement of the vibrating head.
[0042] Taking one set of vibrating angle control mechanisms 4 as an example, the vibrating angle control mechanism 4 can comprise a driving assembly 41 and an abutting block 42, and the driving assembly 41 is installed on the support device 1; the driving assembly 41 is used to drive the abutting block 42 to move towards the vibrating head or away from the vibrating head; and the abutting block 42 can abut the outer periphery of the vibrating head.
[0043] Referring to Figure 3 , the driving assembly 41 comprises a first motor 411, a lead screw 412 and a limiting rod 413, the rotating shaft of the first motor 411 is fixedly connected with the lead screw 412 in a same axis, the abutting block 42 is threadedly connected with the lead screw 412, one end of the limiting rod 413 is fixedly connected with the housing of the first motor 411, the other end passes through the abutting block 42 and is axially parallel to the lead screw 412, and the limiting rod 413 plays a guiding role in the sliding of the abutting block 42.
[0044] Further, referring to Figure 2 and Figure 3 , the lining trolley can further comprise an annular track 5 and a vibrating rotation control mechanism 6, the annular track 5 is fixedly connected with the support device 1, the end surface of the annular track 5 is provided with a sliding groove, a sliding block is fixedly connected with the housing of the first motor 411, and the sliding block is slidably connected with the annular track 5 through the sliding groove.
[0045] The vibrating rotation control mechanism 6 comprises a connecting assembly 61 and a rotating assembly 62, the connecting assembly 61 can be connected with the abutting block 42; after the connecting assembly 61 is connected with a certain abutting block 42, the rotating assembly 62 is used to drive the rotation of the connecting assembly 61.
[0046] Referring to Figure 3 and Figure 4The rotating assembly 62 comprises a gear ring 621, a first gear 622, a second gear 623 and a second motor 624, the gear ring 621 and the second motor 624 are both mounted on the support device 1; the second gear 623 is coaxially arranged with the gear ring 621 and is coaxially fixedly connected with the rotating shaft of the second motor 624; the first gear 622 is engaged with the second gear 623 and is engaged with the gear ring 621; the vibrating motor is circumferentially slidably connected to the end face of the second gear 623; the connecting assembly 61 is mounted on the first gear 622.
[0047] The connecting assembly 61 comprises a cylinder barrel 611 and a piston rod 612, the cylinder barrel 611 is used to drive the piston rod 612 to move towards or away from the abutting block 42; a connecting hole 421 is formed in the center of one end of the abutting block 42 facing the connecting assembly 61, and the piston rod 612 can be arranged in the connecting hole 421; the cylinder barrel 611 is mounted on the first gear 622.
[0048] In addition, in other embodiments, an image acquisition device can also be mounted on the support device 1 to acquire image information at the pouring window 21, and the image acquisition device can be a camera, a camera or the like.
[0049] The implementation principle of the embodiment is as follows:
[0050] After the vibrating head is arranged through the pouring window 21, the first motor 411 drives the screw rod 412 to rotate, so that the abutting block 42 approaches or abuts against the vibrating head;
[0051] When the vibrating head needs to be adjusted in angle, the first motor 411 can be driven to move the corresponding abutting block 42 to apply a pushing force to the vibrating head, and the other abutting block 42 is synchronously moved in the pushing direction, so that the two abutting blocks 42 move by the same distance, thereby changing the vibrating angle of the vibrating head;
[0052] When the position of the abutting block 42 needs to be adjusted, if the piston rod 612 corresponds to the position of the abutting block 42, the piston rod 612 can be driven to extend and be arranged in the connecting hole 421, and then the second motor 624 drives the rotation of the second gear 623, the second gear 623 drives the rotation of the first gear 622, so that the first gear 622 moves along the gear ring 621, thereby driving the movement of the abutting block 42, so as to change the position of the abutting block 42; if the piston rod 612 does not correspond to the position of the abutting block 42, the second motor 624 can be driven to drive the rotation of the first gear 622, so as to adjust the position of the piston rod 612, so that the piston rod 612 corresponds to the position of the connecting hole 421 on the abutting block 42.
[0053] The above is the preferred embodiment of the present application, which does not limit the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.
Claims
1. A lining trolley suitable for tunnel secondary lining, comprising a supporting device (1), a formwork device (2) and a vibrating device (3), the formwork device (2) is arranged on the supporting device (1), a pouring window (21) is arranged on the formwork device (2), the vibrating device (3) comprises a vibrating head, a connecting part and a vibrating motor, the vibrating head is connected with a rotating shaft of the vibrating motor through the connecting part; characterized in that, The connecting part is soft, and the vibration head moves in the pouring window (21); The lining trolley further comprises two sets of vibration angle control mechanisms (4), which are symmetrically arranged on both sides of the vibration motor axis; the two sets of vibration angle control mechanisms (4) are used for adjusting the angle of the vibration head and guiding the movement of the vibration head.
2. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 1, characterised in that, The vibration angle control mechanism (4) comprises a driving assembly (41) and an abutting block (42), and the driving assembly (41) is installed on the support device (1); the driving assembly (41) is used for driving the abutting block (42) to move towards the vibration head or away from the vibration head; the abutting block (42) can abut against the outer periphery of the vibration head.
3. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 2, characterised in that, The driving assembly (41) comprises a first motor (411), a lead screw (412) and a limiting rod (413), the rotating shaft of the first motor (411) is coaxially and fixedly connected with the lead screw (412), the abutting block (42) is threadedly connected with the lead screw (412), one end of the limiting rod (413) is fixedly connected with the shell of the first motor (411), the other end passes through the abutting block (42) and is axially parallel to the lead screw (412).
4. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 3, characterised in that, The lining trolley further comprises a ring track (5) and a vibration rotation control mechanism (6), the ring track (5) is fixedly connected with the support device (1); the first motor (411) is circumferentially and slidably connected with the ring track (5); The vibration rotation control mechanism (6) comprises a connecting assembly (61) and a rotating assembly (62), the connecting assembly (61) can be connected with the abutting block; after the connecting assembly (61) is connected with a certain abutting block (42), the rotating assembly (62) is used for driving the rotation of the connecting assembly (61).
5. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 4, characterised in that, The abutting block (42) is provided with a connecting hole (421) in the center of one end thereof towards the connecting assembly (61); The connecting assembly (61) comprises a cylinder body (611) and a piston rod (612), the piston rod (612) can pass through the connecting hole (421); the cylinder body (611) is used for driving the piston rod (612) to move towards the abutting block (42) or away from the abutting block (42); and the rotating assembly (62) is used for driving the rotation of the cylinder body (611).
6. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 5, characterised in that, The rotating assembly (62) comprises a gear ring (621), a first gear (622), a second gear (623) and a second motor (624), the gear ring (621) and the second motor (624) are fixedly connected with the support device (1); the second gear (623) is coaxially arranged with the gear ring and is fixedly connected with the rotating shaft of the second motor (624); the first gear (622) is engaged with the second gear (623) and the gear ring (621); the vibrating motor is circumferentially and slidingly connected along the end surface of the second gear (623); and the cylinder body (611) is mounted on the first gear (622).
7. A lining trolley suitable for use in the secondary lining of a tunnel according to claim 4, characterised in that, The annular track (5) is provided with a sliding groove in the end surface, and the shell of the first motor (411) is fixedly connected with a sliding block, and the sliding block is slidingly connected with the annular track (5) through the sliding groove.