Construction site fastening device for roads and bridges
By designing a fastening assembly containing a remote-controlled motor module and adjustment block, as well as an auxiliary assembly of a universal joint module and a connecting barrel, existing electric torque wrenches need to replace sleeves and handheld operation when using bolts of different specifications. The problem of this achieves flexible tightening and operation convenience for high-strength bolts of different specifications.
Patent Information
- Application Number
- CN202420592527.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-26
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-03-26
AI Technical Summary
The existing electric torque wrench needs to be replaced when using high-strength bolts of different specifications, and the handheld operation is inconvenient at the corners, resulting in inconvenient operation and large number of accessories.
A construction site fastening device for road and bridge is designed, including fastening components and auxiliary components. The fastening assembly adopts a remotely remote-controlled motor module, equipped with rotatable sleeve blocks and adjustment blocks. Through the cooperation of the drive motor and the movable block, the tightening of high-strength bolts of different specifications can be achieved. The auxiliary components provide flexible angle adjustment and elastic connection through a universal joint module and a connecting barrel for easy operation.
The fastening device can effectively reduce the number of accessories carried and simplify the operation process, especially when corners or when multiple angles are required, significantly improving the convenience and efficiency of operation.
Smart Images
Figure CN222429911U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of fastening devices, in particular to a construction site fastening device for roads and bridges. Background Art
[0002] A highway bridge is built for the movement of vehicles and pedestrians on a highway. It is made of steel, reinforced concrete or wood. It is designed for heavy rolling loads of up to 0.8 million tons (80,000 tons). The width of the crowd and driving parts depends on the expected intensity and speed of traffic and the shape and span of the bridge (usually 7-21 meters). The sidewalk is at least 1 meter wide.
[0003] At present, fastening devices are needed in the construction process of roads and bridges. The fastening devices are used to tighten the high-strength bolts at the nodes of the steel trusses. The high-strength bolts are generally tightened by electric torque wrenches. When the existing electric torque wrenches are used for high-strength bolts of different specifications, the sleeves need to be replaced, so that multiple sets of sleeves need to be carried for use. In addition, the existing electric torque wrenches are generally operated by construction workers. Hand-held tightening at some corners may cause inconvenience in operation. For this reason, we propose a construction site fastening device for roads and bridges. Utility Model Content
[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a construction site fastening device for roads and bridges.
[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a construction site fastening device for roads and bridges, including a fastening component, an adjustable auxiliary component is arranged on the lower side of the fastening component, the fastening component includes a motor module that can be remotely controlled, a rotatable sleeve block is arranged on the side of the motor module, a movable adjustment block is arranged inside the sleeve block, a movable slider is arranged inside the sleeve block at the position corresponding to the adjustment block, a rotatable movable block is arranged on the side of the slider, and a drivable driving motor is arranged on the side of the movable block.
[0006] Preferably, the fastening assembly includes a motor module, a sleeve block is arranged on the side of the motor module, an extrusion block is fixedly installed on the side of the motor module, a sleeve groove is opened on the side of the sleeve block, six groups of adjustment blocks are equidistantly arranged in a circular array inside the sleeve groove, a movable groove is opened inside the sleeve block, the movable block is movably installed inside the movable groove, six groups of slide grooves are equidistantly opened on the inner wall of the adjustment block, a slider is movably installed inside the slide groove, a matching block is fixedly installed on the side of the slider, an installation groove is opened on the side of the sleeve block, a drive motor is arranged inside the installation groove, a mounting module is fixedly installed on the side of the drive motor, and heat dissipation grooves are equidistantly opened on the inner wall of the installation groove in a circular array.
[0007] Preferably, the movable block is a circular block with six groups of arc grooves equidistantly arranged in a circular array on the side surface, the slide groove is a rectangular groove with a cross-shaped cross section, and the slider is a rectangular block with a cross-shaped cross section.
[0008] Preferably, the fastening assembly also includes constraint grooves equidistantly arranged on the inner wall of the sleeve groove, a constraint block is movably installed inside the constraint groove and the constraint block is fixedly connected to the side position of the adjustment block, and a heat dissipation block is fixedly sleeved on the side of the transmission shaft of the drive motor corresponding to the installation module position.
[0009] Preferably, the constraint groove is a cylindrical groove with a convex cross-section, the constraint block is a cylindrical block with a "T"-shaped cross-section, and the heat dissipation block is a snowflake-shaped round block with a circular groove on the side.
[0010] Preferably, the auxiliary component includes a first connecting rod arranged at the lower side of the motor module, a second connecting rod and a third connecting rod are equidistantly arranged at the lower side of the first connecting rod, a universal joint module is fixedly installed between the first connecting rod, the second connecting rod and the third connecting rod, a limiting groove is provided on the side of the first connecting rod, a limiting rod is movably installed inside the limiting groove, a connecting tube is fixedly connected between the first connecting rod and the side of the motor module, and the connecting tube is movably sleeved on the side position of the limiting rod.
[0011] Preferably, the first connecting rod is a cylindrical rod with a cross-shaped cross section, the limiting groove is a four-fifths spherical groove, the limiting rod is composed of a spherical block and a round rod, and the connecting cylinder is a spring steel cylinder with a continuous "W"-shaped cross section. Beneficial Effects
[0012] The utility model provides a construction site fastening device for roads and bridges. It has the following beneficial effects:
[0013] (1) The construction site fastening device for roads and bridges, through the cooperation of the internal parts of the fastening assembly, the driving motor drives the movable block to rotate inside the movable groove, the movable block drives the matching block to slide in its arc groove, the matching block makes the slider slide inside the slide groove, the slider drives the adjustment block to adjust the position inside the sleeve groove, the synchronous adjustment block pulls the constraint block to slide inside the constraint groove, so that the sleeve block is sleeved on the side of the high-strength bolt, the motor module drives the sleeve block to rotate for tightening, and the extrusion block plays a shifting auxiliary role, so that high-strength bolts of different specifications can be used in combination for tightening operations, effectively reducing the number of accessories carried.
[0014] (2) The construction site fastening device for the road and bridge is coordinated with the internal parts of the auxiliary component. After the universal joint of the universal joint module changes direction, the nut is screwed and fixed on the side of the threaded rod. In this way, the angle between the first connecting rod, the second connecting rod and the third connecting rod can be changed to cooperate with the fastening component. At the same time, during the use of the fastening component, the connecting tube plays an elastic connection between the motor module and the first connecting rod, and the synchronous limit rod moves inside the limit groove to constrain the motor module, which is convenient for the coordination of high-strength bolts in different places and convenient for personnel to operate and use. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.
[0016] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.
[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0018] Figure 2 It is a partial structural schematic diagram of the first connecting rod of the utility model;
[0019] Figure 3 The utility model Figure 2 A is a schematic diagram of the enlarged structure;
[0020] Figure 4 For this utility model Figure 2 Middle B is a schematic diagram of the enlarged structure.
[0021] Legend:
[0022] 1. Fastening assembly; 11. Motor module; 12. Sleeve block; 13. Extrusion block; 14. Sleeve groove; 141. Adjustment block; 142. Constraint groove; 143. Constraint block; 15. Movable groove; 151. Movable block; 16. Slide groove; 161. Slider; 162. Matching block; 17. Mounting groove; 171. Drive motor; 172. Mounting module; 173. Heat sink block; 174. Heat sink; 2. Auxiliary assembly; 21. First connecting rod; 211. Limiting groove; 212. Limiting rod; 213. Connecting cylinder; 22. Second connecting rod; 23. Third connecting rod; 24. Universal joint module. DETAILED DESCRIPTION
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] A construction site fastening device for roads and bridges, such as Figure 1 - Figure 4 As shown, it includes a fastening component 1, and an adjustable auxiliary component 2 is arranged on the lower side of the fastening component 1. The fastening component 1 includes a motor module 11, and the motor module 11 is composed of a motor and a remote control device. A sleeve block 12 that can be driven to rotate is arranged on the side of the motor module 11. The sleeve block 12 is a cylindrical block, and the motor can be remotely controlled to drive the sleeve block 12 to rotate. An extrusion block 13 is fixedly installed on the side of the motor module 11 at a position corresponding to the sleeve block 12. The extrusion block 13 is an arc block. When the sleeve block 12 rotates, the extrusion block 13 can be squeezed on the side of other high-strength bolts to play a restraining and limiting role. When the sleeve block 12 is away from the motor module 11, A sleeve groove 14 is provided on the side of the sleeve groove 14, and the sleeve groove 14 is a cylindrical groove. Six groups of adjustment blocks 141 are arranged equidistantly in an array in the inner circumference of the sleeve groove 14. The adjustment blocks 141 are rectangular blocks. Constraint grooves 142 are equidistantly provided on the inner wall of the sleeve groove 14 corresponding to the positions of the adjustment blocks 141. The constraint grooves 142 are cylindrical grooves with a convex cross-section. A constraint block 143 is movably installed inside the constraint groove 142 and the constraint block 143 is fixedly connected to the side position of the adjustment block 141. The constraint block 143 is a cylindrical block with a "T"-shaped cross-section. When the adjustment block 141 moves, the constraint block 143 slides inside the constraint groove 142 to constrain and support it.
[0025] Furthermore, the fastening assembly 1 also includes a movable groove 15 opened inside the sleeve block 12 at a position corresponding to the sleeve groove 14. The movable groove 15 is a circular groove. A movable block 151 is movably installed inside the movable groove 15. The movable block 151 is a circular block with six groups of arc grooves equidistantly opened in a circumferential array on the side. Six groups of slide grooves 16 are equidistantly opened on the inner wall of the adjustment block 141 at positions corresponding to the arc grooves of the movable block 151, and the six groups of slide grooves 16 penetrate the sleeve block 12 to the inside of the movable groove 15. The slide groove 16 is a rectangular groove with a cross-shaped cross section. A slider 161 is movably installed inside the groove 16 and the slider 161 is fixedly connected to the side position of the adjustment block 141. The slider 161 is a rectangular block with a cross-shaped cross section. A matching block 162 is fixedly installed on the side of the slider 161 and the matching block 162 is movably installed inside the arc groove of the movable block 151. The matching block 162 is a cylindrical block. When the movable block 151 rotates, the matching block 162 is constrained inside it. The matching block 162 drives the slider 161 to slide inside the slide groove 16 so that the adjustment block 141 moves accordingly. The side of the block 12 near the motor module 11 is provided with a mounting groove 17, which is a circular groove. A driving motor 171 is arranged inside the mounting groove 17, and the driving motor 171 passes through the sleeve block 12 and is connected to the side position of the movable block 151. The driving motor 171 is a prior art and is not described in detail here. The driving motor 171 can drive the movable block 151 to rotate. A mounting module 172 is fixedly installed on the side of the driving motor 171 and the mounting module 172 is fixedly connected to the inner wall position of the mounting groove 17. The mounting module 172 is composed of a circular block fixedly connected to the side of the driving motor 171 and a plurality of circular rods fixedly connected to the circular block. A heat sink 173 is fixedly sleeved on the side of the transmission shaft of the driving motor 171 corresponding to the position of the mounting module 172. The heat sink 173 is a snowflake-shaped circular block with a circular groove on the side. Heat sinks 174 penetrating the sleeve block 12 are equidistantly arranged in an array on the inner wall of the mounting groove 17. When the driving motor 171 is working, the heat sink 173 can be driven to rotate to generate airflow to be discharged from the heat sink 174 to dissipate heat.
[0026] Furthermore, the auxiliary component 2 includes a first connecting rod 21 arranged on the lower side of the motor module 11, the first connecting rod 21 is a cylindrical rod with a cross-shaped cross-section, and a second connecting rod 22 and a third connecting rod 23 are equidistantly arranged on the lower side of the first connecting rod 21, the second connecting rod 22 and the third connecting rod 23 are circular rods, and a universal joint module 24 is fixedly installed between the first connecting rod 21, the second connecting rod 22 and the third connecting rod 23, and the universal joint module 24 is composed of a universal joint, a threaded rod fixedly connected to the side of the universal joint, and a nut threadedly sleeved on the side of the threaded rod. After the universal joint changes direction, the nut is screwed and fixed on the side of the threaded rod, so that the universal joint can be fixed at a fixed angle, so that the angle between the first connecting rod 21, the second connecting rod 22 and the third connecting rod 23 can be changed. For suitable use, a limiting groove 211 is opened on the side of the first connecting rod 21 close to the motor module 11, the limiting groove 211 is a four-fifths spherical groove, a limiting rod 212 is movably installed inside the limiting groove 211 and the limiting rod 212 is fixedly connected to the side position of the motor module 11, the limiting rod 212 is composed of a spherical block and a round rod, the spherical block of the limiting rod 212 moves inside the limiting groove 211 and is limited by the round rod of the limiting rod 212, a connecting tube 213 is fixedly connected between the first connecting rod 21 and the side of the motor module 11 and the connecting tube 213 is movably sleeved on the side position of the limiting rod 212, the connecting tube 213 is a spring steel cylinder with a continuous "W"-shaped cross-section, and the connecting tube 213 provides an elastic connection between the first connecting rod 21 and the motor module 11.
[0027] The working principle of this utility model:
[0028] When in use, the movable block 151 is driven to rotate inside the movable groove 15 by driving the motor 171, and the heat dissipation block 173 rotates therewith to generate airflow inside the installation groove 17 and discharge it from the heat dissipation groove 174 to dissipate heat. The movable block 151 drives the matching block 162 to slide in its arc groove, and the matching block 162 makes the slider 161 slide inside the slide groove 16, and the slider 161 drives the adjustment block 141 to adjust the position inside the sleeve groove 14, and the synchronous adjustment block 141 pulls the constraint block 143 to slide inside the constraint groove 142, so that the sleeve block 12 is sleeved on the side of the high-strength bolt, and the motor module 11 drives the sleeve block 12 to rotate for tightening, and the extrusion block 13 assists it in shifting, so that high-strength bolts of different specifications can be used in combination.
[0029] When in use, the universal joint of the universal joint module 24 is changed in direction and then the nut is screwed and fixed on the side of the threaded rod, so that the angles between the first connecting rod 21, the second connecting rod 22 and the third connecting rod 23 are changed to cooperate with the fastening component 1. At the same time, during the use of the fastening component 1, the connecting tube 213 acts as an elastic connection between the motor module 11 and the first connecting rod 21, and the synchronous limit rod 212 moves inside the limit groove 211 to restrain the motor module 11, which is convenient for the coordinated use of high-strength bolts in different places.
[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A construction site fastening device for a road or bridge, comprising a fastening assembly (1), an adjustable auxiliary assembly (2) being arranged on the lower side of the fastening assembly (1), characterized in that: The fastening assembly (1) comprises a motor module (11) that can be driven by remote control, a rotatable sleeve block (12) being arranged on the side of the motor module (11), a movable adjustment block (141) being arranged inside the sleeve block (12), a movable slider (161) being arranged inside the sleeve block (12) at a position corresponding to the adjustment block (141), a rotatable movable block (151) being arranged on the side of the slider (161), and a drivable driving motor (171) being arranged on the side of the movable block (151).
2. A construction site fastening device for roads and bridges according to claim 1, characterized in that: The fastening assembly (1) comprises a motor module (11), a sleeve block (12) arranged on a side of the motor module (11), an extrusion block (13) fixedly mounted on the side of the motor module (11), a sleeve groove (14) provided on the side of the sleeve block (12), six groups of adjustment blocks (141) arranged in a circular array and equidistantly inside the sleeve groove (14), a movable groove (15) provided inside the sleeve block (12), a movable block (151) movably mounted inside the movable groove (15), and the adjustment block The inner wall (141) is provided with six groups of slide grooves (16) at equal intervals, a slider (161) is movably installed inside the slide groove (16), a matching block (162) is fixedly installed on the side of the slider (161), a mounting groove (17) is provided on the side of the sleeve block (12), a driving motor (171) is arranged inside the mounting groove (17), a mounting module (172) is fixedly installed on the side of the driving motor (171), and heat dissipation grooves (174) are provided in a circular array at equal intervals on the inner wall of the mounting groove (17).
3. A construction site fastening device for roads and bridges according to claim 2, characterized in that: The movable block (151) is a circular block with six groups of arc grooves equidistantly arranged in a circular array on the side surface, the slide groove (16) is a rectangular groove with a cross-shaped cross section, and the slider (161) is a rectangular block with a cross-shaped cross section.
4. A construction site fastening device for roads and bridges according to claim 3, characterized in that: The fastening assembly (1) further comprises a restraining groove (142) equidistantly arranged on the inner wall of the sleeve groove (14); a restraining block (143) is movably mounted inside the restraining groove (142) and the restraining block (143) is fixedly connected to a side position of the adjusting block (141); and a heat dissipation block (173) is fixedly sleeved on a side of the transmission shaft of the driving motor (171) at a position corresponding to the mounting module (172).
5. A construction site fastening device for roads and bridges according to claim 4, characterized in that: The restraining groove (142) is a cylindrical groove with a convex cross section, the restraining block (143) is a cylindrical block with a "T"-shaped cross section, and the heat dissipation block (173) is a snowflake-shaped round block with a circular groove on the side.
6. A construction site fastening device for roads and bridges according to claim 5, characterized in that: The auxiliary component (2) comprises a first connecting rod (21) arranged at the lower side of the motor module (11); a second connecting rod (22) and a third connecting rod (23) are equidistantly arranged at the lower side of the first connecting rod (21); a universal joint module (24) is fixedly installed between the first connecting rod (21), the second connecting rod (22) and the third connecting rod (23); a limiting groove (211) is provided on the side of the first connecting rod (21); a limiting rod (212) is movably installed inside the limiting groove (211); a connecting cylinder (213) is fixedly connected between the first connecting rod (21) and the side of the motor module (11); and the connecting cylinder (213) is movably sleeved on the side of the limiting rod (212).
7. A construction site fastening device for roads and bridges according to claim 6, characterized in that: The first connecting rod (21) is a cylindrical rod with a cross-shaped cross section, the limiting groove (211) is a four-fifths spherical groove, the limiting rod (212) is composed of a spherical block and a circular rod, and the connecting cylinder (213) is a spring steel cylinder with a continuous "W"-shaped cross section.