Hole protection structure for pipe jacking construction
By designing the hole protection structure for pipe jacking construction, including protective frames, protective panels and protective doors, the problems of cumbersome splicing operations and insufficient fixation stability of existing guardrails are solved, rapid splicing and stable positioning are achieved, and construction efficiency is improved. Safety and flexibility on site.
Patent Information
- Application Number
- CN202323601194.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-28
- Publication Date
- 2025-01-24
- Estimated Expiration
- 2033-12-28
AI Technical Summary
The existing protective railings for pipe top construction are cumbersome at the splicing and insufficient fixing stability, making it difficult to meet the high safety and flexibility requirements of the construction site.
A hole protection structure for pipe jacking construction is designed, including a protective frame, a protective plate and a protective door. The protective door is connected through a rotating piece. The positioning hole and spring mounting seat are set on the base, and the clamping rod and limit block are set. Connecting parts to achieve quick splicing and stable positioning.
The rapid stitching and stable positioning of the protective structure is realized, the overall stability and flexibility of the protective structure are improved, and the high safety of the construction site is ensured.
Smart Images
Figure CN222391145U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of construction protection devices, in particular to a hole protection structure used for pipe jacking construction. Background Art
[0002] Pipe jacking construction is a trenchless construction method, a pipeline burial construction technology that does not involve excavation or requires minimal excavation. It is to overcome the friction between the pipeline and the surrounding soil by means of the jacking force generated by the jacking equipment in the working pit, push the pipeline into the soil according to the designed slope, and transport the soil away. Although pipe jacking construction does not require excavation of the ground, excavation is required at the working pit and the receiving pit. The working pit is the place where all jacking equipment is placed, and it is also the starting point for the pipe jacking machine or tool pipe. It is also a structure that withstands the reaction force of the main jacking cylinder. Protective devices need to be installed around the opening of the working pit. The protective devices usually consist of safety fences and are installed outside the opening for protection.
[0003] For example, a construction guardrail disclosed in the existing patent announcement number CN218934027U includes a main mechanism, an adjustment mechanism and a stabilizing mechanism, the adjustment mechanism is located at the upper end of the main mechanism, the stabilizing mechanism is located at the lower end of the main mechanism, the main mechanism, the plate body, the protective mesh plate, and the top plate, the protective mesh plate is fixedly installed at the upper end of the plate body, and the top plate is fixedly installed at the upper end of the protective mesh plate. The adjustment mechanism includes an adjustment pull plate, an inner blocking net, a pull groove, a movable side plate, a positioning block, a movable groove, a mounting plate, a limit hole, a clamping plate and a fixing block, the adjustment pull plate is movably installed at the upper end of the top plate, and the adjustment pull plate extends to the inner end of the top plate; by installing the adjustment mechanism, the construction guardrail is safer in the process of protecting the construction site, and the flexibility of use of the construction guardrail is greatly enhanced; by installing the stabilizing mechanism, the firmness of the use and installation of the construction guardrail can be better guaranteed, thereby greatly improving the overall stability of the construction guardrail.
[0004] The above-mentioned guardrail can play a protective role at the construction site, but in actual use, multiple fixing blocks need to be used to connect the splicing parts, which is cumbersome to operate, and its fixing stability still needs to be improved. In view of the above problems, a hole protection structure for pipe jacking construction is proposed. Utility Model Content
[0005] The utility model aims to provide a hole protection structure for pipe jacking construction to solve the problems raised in the above background technology.
[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0007] The hole protection structure used for pipe jacking construction includes protection frames, protection plates and protection doors;
[0008] One side of the protection frame is connected to the protection door through a rotating member, the bottom of the protection frame is connected to the base, the base is provided with a plurality of positioning holes, positioning cones are installed in the positioning holes, the protection plate is arranged on one side of the protection frame, and a spring mounting seat connected to the protection plate is installed on the base;
[0009] One end of the base is connected to the plug rod, and storage grooves are provided on both sides of the plug rod. Limit blocks are slidably connected in the storage grooves. The two sets of limit blocks are connected to the sides close to each other with extrusion springs. The end of the base away from the plug rod is provided with a clamping part for clamping the plug rod and the limit block.
[0010] In an optional solution: the spring mounting seat includes a sliding rod and a spring connected to one end of the sliding rod, the base is provided with a mounting groove for the sliding rod to slide, the spring is connected to the inner wall of the mounting groove at one end away from the sliding rod, the protective plate is threadedly connected to the mounting bolt, and the sliding rod is provided with a mounting hole that cooperates with the mounting bolt at one end away from the spring.
[0011] In an optional solution: the clamping portion includes a clamping slot that cooperates with the insertion rod, the base is provided with a first socket connected to the clamping slot at one end away from the insertion rod, and the base is provided with second sockets connected to the first socket on both sides close to one end of the first socket, and the inner walls of the first socket and the second socket are both slidably matched with the outer wall of the insertion rod.
[0012] In an optional solution: the rotating part includes a mounting sleeve and a rotating rod, two groups of mounting sleeves are fixedly connected on one side of the protective frame, two groups of fixed blocks are fixedly connected on one side of the protective door, the bottom of the fixed block is connected to the rotating rod, and the inner wall of the mounting sleeve is rotatably matched with the outer wall of the rotating rod.
[0013] In an optional solution: the protective door is fixedly connected to the positioning block on the side away from the fixed block, the positioning block is slidably connected to the positioning rod, the top of the positioning rod is connected to the pull rod, and the protective frame is provided with a positioning sleeve for inserting the positioning rod on the side away from the mounting sleeve, and the positioning sleeve and the mounting sleeve are staggered.
[0014] In an optional solution: the length of the sliding rod is greater than the length of the mounting groove.
[0015] In an optional solution: a reflective strip is provided on the side of the protective plate away from the protective frame.
[0016] Compared with the prior art, the beneficial effects of the utility model are:
[0017] The adjacent bases in the utility model are convenient to splice. When the plug rod and the limit block are connected to the clamping part during splicing, the adjacent bases can be quickly connected. The base can be stabilized by a plurality of positioning cones, thereby improving the positioning stability of the protective structure.
[0018] The provision of the protective plate and the spring mounting seat in the utility model can provide further protection. When the protective structure is impacted, the impact transmitted to the base and the protective frame can be reduced, thereby improving the stability of the protective structure.
[0019] The provision of the protective door in the utility model facilitates the entry and exit of personnel or equipment at the protective structure. The protective door is easy to install and disassemble and can be selected for use according to needs. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 It is a structural schematic diagram of the utility model.
[0021] Figure 2 It is a structural schematic diagram of the connecting parts on the base and the protective frame in the utility model.
[0022] Figure 3 It is a schematic diagram of the partial split structure of the utility model.
[0023] Figure 4 It is a structural schematic diagram of the protective door in the utility model.
[0024] In the figure: 11, base; 12, protective frame; 13, protective plate; 14, protective door; 15, positioning sleeve; 16, mounting sleeve; 17, positioning cone; 18, plug rod; 19, limit block; 20, first plug hole; 21, second plug hole; 22, mounting bolt; 23, slide rod; 24, spring; 25, mounting groove; 26, fixed block; 27, rotating rod; 28, positioning block; 29, pull rod; 30, positioning rod. DETAILED DESCRIPTION
[0025] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0026] 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.
[0027] See also Figure 1-Figure 4In this embodiment, the hole protection structure used for pipe jacking construction includes a protection frame 12, a protection plate 13 and a protection door 14;
[0028] One side of the protection frame 12 is connected to the protection door 14 through a rotating member, and the size of the protection door 14 can be set according to actual needs; the bottom of the protection frame 12 is connected to the base 11, and the base 11 is provided with a plurality of positioning holes, and positioning cones 17 are installed in the positioning holes. The protection plate 13 is arranged on one side of the protection frame 12, and a spring mounting seat connected to the protection plate 13 is installed on the base 11;
[0029] The number of bases 11 can be selected according to actual needs. The bases 11 are spliced to realize the arrangement of the protective frames 12. Multiple protective frames 12 can be used for protection. The setting of the protective plate 13 and the spring mounting seat can further protect. When the protective structure is impacted, the impact transmitted to the base 11 and the protective frame 12 can be reduced, thereby improving the stability of the protective structure.
[0030] One end of the base 11 is connected to the plug rod 18, and both sides of the plug rod 18 are provided with receiving grooves, and the storage grooves are slidably connected to the limit blocks 19. The two sets of limit blocks 19 are connected to the extrusion springs on the sides close to each other. The end of the base 11 away from the plug rod 18 is provided with a clamping part for clamping the plug rod 18 and the limit block 19;
[0031] The limit block 19 can be pressed to be stored in the storage groove, the extrusion spring is squeezed, and then placed in the clamping part, the limit block 19 pops out, and the insertion rod 18 and the limit block 19 cooperate with the clamping part to facilitate the connection of the adjacent bases 11;
[0032] In this embodiment, a protective structure is laid around the opening of the jacking construction pit, the number of bases 11 is selected according to the size of the opening, adjacent bases 11 are spliced, multiple protective frames 12 are used for protection, and protective plates 13 are installed. A protective door 14 can be installed at the target position to facilitate the entry and exit of personnel and equipment.
[0033] In another embodiment, the spring mounting seat includes a slide bar 23 and a spring 24 connected to one end of the slide bar 23, a mounting groove 25 for sliding the slide bar 23 is provided in the base 11, the end of the spring 24 away from the slide bar 23 is connected to the inner wall of the mounting groove 25, the protective plate 13 is threadedly connected to the mounting bolt 22, and the end of the slide bar 23 away from the spring 24 is provided with a mounting hole that matches the mounting bolt 22;
[0034] The protective plate 13 is connected to the slide bar 23 by installing bolts 22 . When the protective plate 13 is impacted, the slide bar 23 slides in the installation groove 25 and presses the spring 24 , thereby reducing the direct impact on the protective frame 12 .
[0035] In another embodiment, the clamping portion includes a clamping slot that matches the insertion rod 18, and the end of the base 11 away from the insertion rod 18 is provided with a first plug hole 20 connected to the clamping slot, and the two sides of the base 11 close to the end of the first plug hole 20 are provided with second plug holes 21 connected to the first plug hole 20, and the inner walls of the first plug hole 20 and the second plug hole 21 are both slidably matched with the outer wall of the insertion rod 18;
[0036] When adjacent bases 11 are horizontally butt-jointed, the rod 18 can be inserted from the first insertion hole 20, and the limit block 19 pops into the second insertion hole 21 to achieve the splicing of adjacent bases 11; when adjacent bases 11 are vertically butt-jointed, the rod 18 can be inserted from the second insertion hole 21, and the limit block 19 on one side pops into the first insertion hole 20 to achieve the splicing of adjacent bases 11, which facilitates the connection at the corners of the protective structure.
[0037] In another embodiment, the rotating member includes a mounting sleeve 16 and a rotating rod 27, one side of the protective frame 12 is fixedly connected to two groups of mounting sleeves 16, one side of the protective door 14 is fixedly connected to two groups of fixing blocks 26, the bottom of the fixing block 26 is connected to the rotating rod 27, and the inner wall of the mounting sleeve 16 is rotatably matched with the outer wall of the rotating rod 27;
[0038] The rotating rod 27 is inserted into the installation sleeve 16 to facilitate the protection door 14 to rotate around the axis of the installation sleeve 16, so that the protection door 14 can be opened and closed conveniently.
[0039] In another embodiment, the protective door 14 is fixedly connected to a positioning block 28 on a side away from the fixed block 26, a positioning rod 30 is slidably connected to the positioning block 28, a pull rod 29 is connected to the top of the positioning rod 30, and a positioning sleeve 15 for inserting the positioning rod 30 is provided on the side of the protective frame 12 away from the mounting sleeve 16, and the positioning sleeve 15 and the mounting sleeve 16 are staggered; when the protective door 14 is closed, the positioning rod 30 can be pulled by the pull rod 29, and the positioning rod 30 is inserted into the positioning sleeve 15 to fix the position of the protective door 14.
[0040] In another embodiment, the length of the slide bar 23 is greater than the length of the installation slot 25 ; the slide bar 23 extends out of a portion of the installation slot 25 so that the protection plate 13 does not contact the base 11 .
[0041] In another embodiment, a reflective strip is provided on the side of the protective plate 13 away from the protective frame 12 to serve as a warning.
[0042] When the utility model is used, a protective structure is laid around the hole of the jacking construction work pit, and the number of bases 11 is selected according to the size of the hole. Adjacent bases 11 are horizontally butted, and the plug rod 18 can be inserted from the first plug hole 20, and the limit block 19 is rebound into the second plug hole 21 to achieve the splicing of adjacent bases 11; when adjacent bases 11 are vertically butted, the plug rod 18 can be inserted from the second plug hole 21, and the limit block 19 on one side is rebound into the first plug hole 20 to achieve the splicing of adjacent bases 11, which is convenient for the connection at the corner of the protective structure. Multiple protective frames 12 are used for protection, and the protective plate 13 is connected to the sliding rod 23 by installing bolts 22. When the protective plate 13 is impacted, the sliding rod 23 slides in the installation groove 25 and presses the spring 24, which can reduce the direct impact on the protective frame 12, and the protective door 14 can be installed at the target position to facilitate the entry and exit of personnel and equipment.
[0043] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.
Claims
1. A hole protection structure for pipe jacking construction, comprising a protection frame (12), a protection plate (13) and a protection door (14); Features: One side of the protection frame (12) is connected to the protection door (14) via a rotating member, the bottom of the protection frame (12) is connected to the base (11), the base (11) is provided with a plurality of positioning holes, positioning cones (17) are installed in the positioning holes, the protection plate (13) is arranged on one side of the protection frame (12), and a spring mounting seat connected to the protection plate (13) is installed on the base (11); One end of the base (11) is connected to the insertion rod (18), and both sides of the insertion rod (18) are provided with receiving grooves, and the storage grooves are slidably connected to limit blocks (19), and the two sets of limit blocks (19) are connected to the sides close to each other. The base (11) is provided with a clamping part for clamping the insertion rod (18) and the limit block (19) at one end away from the insertion rod (18).
2. The hole protection structure for pipe jacking construction according to claim 1 is characterized in that: The spring mounting seat comprises a slide bar (23) and a spring (24) connected to one end of the slide bar (23); a mounting groove (25) for the slide bar (23) to slide is provided in the base (11); one end of the spring (24) away from the slide bar (23) is connected to the inner wall of the mounting groove (25); a mounting bolt (22) is threadedly connected on the protective plate (13); and one end of the slide bar (23) away from the spring (24) is provided with a mounting hole that matches the mounting bolt (22).
3. The hole protection structure for pipe jacking construction according to claim 1 is characterized in that: The clamping portion comprises a clamping slot matched with the insertion rod (18); a first plug hole (20) connected to the clamping slot is provided at one end of the base (11) away from the insertion rod (18); second plug holes (21) connected to the first plug hole (20) are provided on both sides of one end of the base (11) close to the first plug hole (20); the inner walls of the first plug hole (20) and the second plug hole (21) are both slidably matched with the outer wall of the insertion rod (18).
4. The hole protection structure for pipe jacking construction according to claim 1 is characterized in that: The rotating member comprises a mounting sleeve (16) and a rotating rod (27); one side of the protection frame (12) is fixedly connected to two groups of mounting sleeves (16); one side of the protection door (14) is fixedly connected to two groups of fixing blocks (26); the bottom of the fixing block (26) is connected to the rotating rod (27); the inner wall of the mounting sleeve (16) is rotatably matched with the outer wall of the rotating rod (27).
5. The hole protection structure for pipe jacking construction according to claim 4 is characterized in that: The protective door (14) is fixedly connected to a positioning block (28) on the side away from the fixed block (26); a positioning rod (30) is slidably connected to the positioning block (28); the top end of the positioning rod (30) is connected to a pull rod (29); a positioning sleeve (15) for inserting the positioning rod (30) is provided on the side of the protective frame (12) away from the installation sleeve (16); the positioning sleeve (15) and the installation sleeve (16) are staggered.
6. The hole protection structure for pipe jacking construction according to claim 2 is characterized in that: The length of the sliding rod (23) is greater than the length of the mounting groove (25).
7. The hole protection structure for pipe jacking construction according to claim 1 is characterized in that: A reflective strip is provided on the side of the protective plate (13) away from the protective frame (12).