阅读说明：本技术 一种工程防护装置 (Engineering protection device ) 是由 程龙虎 于 2020-08-25 设计创作，主要内容包括：本发明涉及防护装置技术领域,尤其涉及一种工程防护装置,包括两个固定底板,两个固定底板的上端均固定有两个装配光杆,装配光杆的内部开设有多个第一安装通孔,装配光杆的外侧套接有多个安装框架,安装框架的一端开设有第二安装通孔,且第二安装通孔与第一安装通孔的大小相同。本发明通过可拆卸结构冲击缓解结构组合设计,使得装置能够方便且快捷的进行安装或拆卸,通过冲击缓解结构使得装置在受到冲击时能够有效地对冲击力进行缓解,使得装置安全性更高,通过可拆卸辅助安装结构的设计,使得装置能够对一些警示标语或照明设施进行装配固定,使得装置的功能多样化,使装置的适用性更好。(The invention relates to the technical field of protection devices, in particular to an engineering protection device which comprises two fixed bottom plates, wherein two assembling polished rods are fixed at the upper ends of the two fixed bottom plates, a plurality of first mounting through holes are formed in the assembling polished rods, a plurality of mounting frames are sleeved on the outer sides of the assembling polished rods, one ends of the mounting frames are provided with second mounting through holes, and the second mounting through holes are the same as the first mounting through holes in size. According to the invention, through the combined design of the impact relieving structure of the detachable structure, the device can be conveniently and quickly mounted or dismounted, the impact force can be effectively relieved when the device is impacted through the impact relieving structure, so that the safety of the device is higher, and through the design of the detachable auxiliary mounting structure, the device can be used for assembling and fixing some warning slogans or lighting facilities, so that the function of the device is diversified, and the applicability of the device is better.)

1. An engineering protection device comprises two fixed bottom plates (1), and is characterized in that two assembling polish rods (2) are fixed at the upper ends of the two fixed bottom plates (1), a plurality of first mounting through holes (36) are formed in the assembling polish rods (2), a plurality of mounting frames (3) are sleeved on the outer sides of the assembling polish rods (2), a second mounting through hole (16) is formed in one end of each mounting frame (3), the second mounting through hole (16) is identical to the first mounting through hole (36), sliders (37) are arranged at the upper ends and the lower ends of the two ends of each mounting frame (3), first assembling through holes (15) are formed in the sliders (37), the assembling polish rods (2) are located in the first assembling through holes (15), and the assembling polish rods (2) are in clearance fit with the first assembling through holes (15), the upper end and the lower end of the inner side of the installation frame (3) are both fixed with a force unloading polished rod (12), a sliding conduction block (13) is connected between the two force unloading polished rods (12) in a sliding manner, the sliding conduction block (13) is positioned at one end far away from the second installation through hole (16), force unloading springs (14) are sleeved on the outer sides of the force unloading polished rods (12), the force unloading springs (14) are positioned at one ends close to the second installation through hole (16), sliding through holes (18) are respectively formed in the upper end and the lower end of the sliding conduction block (13), the force unloading polished rods (12) are positioned in the sliding through holes (18) and are in clearance fit, three first fixing through holes (19) are respectively formed in the two sides of the sliding conduction block (13), fixing bolts (11) are respectively arranged in the first fixing through holes (19), third installation through holes (17) are formed in the centers of the two ends of the sliding conduction block (13), the third mounting through hole (17) and the second mounting through hole (16) are the same in size;

two installation frames (3) on the same horizontal line are fixedly connected through a blocking structure (4), the blocking structure (4) comprises a blocking cable (20), three fixing clamping blocks (21) and three installation blocks (22), the number of the blocking cable (20) is three, the fixing clamping blocks (21) are sleeved on the outer sides of the three blocking cables (20), the three blocking cables (20) are fixed through the multiple fixing clamping blocks (21), the installation blocks (22) are positioned at two ends of the blocking cable (20) and are fixedly connected through welding, three second fixing through holes (23) are formed in two sides of the installation blocks (22), the installation blocks (22) are positioned in the third installation through holes (17), the third installation through holes (17) are in clearance fit with the installation blocks (22), and the second fixing through holes (23) are fixedly connected with the sliding conduction blocks (13) through the fixing bolts (11), the blocking mooring rope (20) is positioned in the first mounting through hole (36) and the second mounting through hole (16), the blocking mooring rope (20) is in clearance fit with the first mounting through hole (36), and the blocking mooring rope (20) is in clearance fit with the second mounting through hole (16);

the outer sides of the two assembling polish rods (2) are positioned at the upper end of the installing frame (3) and are sleeved with first sliding blocks (5), the outer sides of the assembling polish rods (2) are positioned at the upper end of the first sliding blocks (5) and are sleeved with compression springs (26), the outer sides of the assembling polish rods (2) are positioned at the upper end of the compression springs (26) and are sleeved with second sliding blocks (25), connecting rods (24) are connected between the two first sliding blocks (5) and the two second sliding blocks (25) through welding, second assembling through holes (29) are formed in the two ends of the first sliding blocks (5) and the two second sliding blocks (25), the assembling polish rods (2) are positioned inside the second assembling through holes (29) and the compression springs (26), the assembling polish rods (2) are in clearance fit with the second assembling through holes (29), and the top ends of the assembling polish rods (2) are connected with installing covers (6) through threads, the top end of the assembly polish rod (2) is connected with an installation cover (6) through threads.

2. The engineering protection device according to claim 1, wherein an upper clamping block (7) and a lower clamping block (8) are respectively arranged at the upper end and the lower end of the connecting rod (24), one ends of the upper clamping block (7) and the lower clamping block (8) are fixedly connected with a fixing screw (30), the other ends of the upper clamping block (7) and the lower clamping block (8) are fixedly connected through a hinge (33), and an auxiliary polished rod (9) is fixedly connected to the upper end of the upper clamping block (7) through welding.

3. The engineering protection device according to claim 2, wherein an L-shaped upper fixing plate (31) is fixed at one end of the upper clamping block (7), an L-shaped lower fixing plate (32) is fixed at one end of the lower clamping block (8), a first through hole (34) is formed in the other end of the L-shaped upper fixing plate (31), a second through hole (35) is formed in the other end of the L-shaped lower fixing plate (32), the other end of the L-shaped upper fixing plate (31) is located on the outer side of the other end of the L-shaped lower fixing plate (32), the fixing screw (30) is located inside the first through hole (34) and the second through hole (35) and is in threaded connection, and the upper clamping block (7) and the lower clamping block (8) are respectively connected and fixed with the L-shaped lower fixing plate (32) and the fixing screw (30) through the L-shaped upper fixing plate (31).

4. The engineering protection device according to claim 2, wherein an upper clamping block (27) is connected to the lower end of the inner side of the upper clamping block (7) through gluing, the upper clamping block (7) is in contact with the upper end of the connecting rod (24) through the upper clamping block (27), a lower clamping block (28) is connected to the upper end of the inner side of the lower clamping block (8) through gluing, and the lower clamping block (8) is in contact with the lower end of the connecting rod (24) through the lower clamping block (28).

5. The engineering protection device according to claim 4, wherein the upper fixture block (27) and the lower fixture block (28) are made of rubber.

6. An engineering protector according to claim 3, characterized in that the L-shaped upper fixing plate (31) and the upper clamping block (7) are fixed by welding connection, and the L-shaped lower fixing plate (32) and the lower clamping block (8) are fixed by welding connection.

7. An engineering protection device according to claim 2, characterized in that a plurality of hooks (10) are uniformly fixed on the peripheral side surface of the auxiliary polish rod (9).

8. An engineering guard according to claim 7, characterized in that the hook (10) is fixed to the auxiliary polish rod (9) by a welded connection.

9. An engineering protector according to claim 1, characterized in that the fixed base plate (1) has a plurality of third fixing through holes (38) formed therein.

10. An engineering protector according to claim 1, characterized in that the peripheral side of the mounting cover (6) is provided with anti-slip threads.

Technical Field

The invention relates to the technical field of protection devices, in particular to an engineering protection device.

Background

In the engineering work progress, protector often need be used, and the rail guard is one of protector is comparatively commonly used, the rail guard not only can be to the periphery of construction work, foundation ditch or some danger areas protect, and can also ensure constructor's safety, prevent the emergence of incident, the rail guard adopts bottom and ground to fix mostly, with the guardrail of upper end with human body isolated with dangerous department, and some engineering protector of often having now when installing or dismantling the change, unusual inconvenience, and when meetting great impact, it is not good to alleviate the effect of impact, make device security high inadequately, some engineering protector functions of having now in addition are comparatively single, it is very inconvenient when fixed some warning slogans or lighting apparatus, lead to the suitability of device not good enough.

Disclosure of Invention

The invention aims to provide an engineering protection device, which solves the existing problems that: some existing engineering protection devices are inconvenient to install or disassemble and replace, and when large impact is met, the impact relieving effect is poor, so that the safety of the device is not high enough.

In order to achieve the purpose, the invention adopts the following technical scheme:

an engineering protection device comprises two fixed bottom plates, wherein two assembling polish rods are fixed at the upper ends of the two fixed bottom plates, a plurality of first installation through holes are formed in the assembling polish rods, a plurality of installation frames are sleeved outside the assembling polish rods, a second installation through hole is formed in one end of each installation frame, the size of each second installation through hole is the same as that of each first installation through hole, sliders are arranged at the upper ends and the lower ends of the two ends of each installation frame, first assembly through holes are formed in the sliders, the assembling polish rods are located in the first assembly through holes, the assembling polish rods are in clearance fit with the first assembly through holes, unloading polish rods are fixed at the upper ends and the lower ends of the inner sides of the installation frames, a sliding conduction block is connected between the two unloading polish rods in a sliding mode, and the sliding conduction block is located at one end far away from the second installation through holes, the outer sides of the force unloading polished rods are respectively sleeved with a force unloading spring, the force unloading springs are located at one end close to the second mounting through hole, sliding through holes are formed in the upper end and the lower end of each sliding conduction block, the force unloading polished rods are located inside the sliding through holes and are in clearance fit, three first fixing through holes are formed in two sides of each sliding conduction block, fixing bolts are arranged inside the first fixing through holes, third mounting through holes are formed in the centers of two ends of each sliding conduction block, and the third mounting through holes are the same as the second mounting through holes in size;

the two installation frames on the same horizontal line are connected and fixed through a blocking structure, the blocking structure comprises a blocking cable, a fixed clamping block and an installation block, the number of the blocking cables is three, the fixed fixture blocks are sleeved on the outer sides of the three blocking cables, the three blocking cables are fixed through a plurality of fixed fixture blocks, the mounting blocks are positioned at the two ends of the blocking cable and are fixedly connected through welding, three second fixing through holes are respectively arranged at the two sides of the mounting blocks, the mounting blocks are positioned in the third mounting through holes, the third mounting through hole is in clearance fit with the mounting block, the second fixing through hole is fixedly connected with the sliding conduction block through the fixing bolt, the blocking cable is positioned in the first mounting through hole and the second mounting through hole, the blocking cable is in clearance fit with the first mounting through hole, and the blocking cable is in clearance fit with the second mounting through hole;

two the outside of assembly polished rod and the upper end that is located the installation frame have cup jointed first sliding block, compression spring has all been cup jointed in the outside of assembly polished rod and the upper end that is located first sliding block, the outside of assembly polished rod and the upper end that is located compression spring have cup jointed the second sliding block, two first sliding block and two all there is the connecting rod through welded connection between the second sliding block, second assembly through-hole has all been seted up at the both ends of first sliding block and second sliding block, the assembly polished rod is located inside second assembly through-hole and compression spring just assembly polished rod and second assembly through-hole are clearance fit, the top of assembly polished rod all has the installation lid through threaded connection.

Preferably, the upper end and the lower end of the connecting rod are respectively provided with an upper clamping block and a lower clamping block, one end of the upper clamping block and one end of the lower clamping block are fixedly connected with a fixing screw, the other end of the upper clamping block and the other end of the lower clamping block are fixedly connected through a hinge, and the upper end of the upper clamping block is fixedly connected with an auxiliary polished rod through welding.

Preferably, an L-shaped upper fixing plate is fixed at one end of the upper clamping block, an L-shaped lower fixing plate is fixed at one end of the lower clamping block, a first through hole is formed in the other end of the L-shaped upper fixing plate, a second through hole is formed in the other end of the L-shaped lower fixing plate, the other end of the L-shaped upper fixing plate is located on the outer side of the other end of the L-shaped lower fixing plate, the fixing screw is located in the first through hole and the second through hole and is in threaded connection with the first through hole and the second through hole, and the upper clamping block and the lower clamping block are respectively connected and fixed with the L-shaped lower fixing plate and the.

Preferably, the lower end of the inner side of the upper clamping block is connected with an upper clamping block through gluing, the upper clamping block is in contact with the upper end of the connecting rod through the upper clamping block, the upper end of the inner side of the lower clamping block is connected with a lower clamping block through gluing, and the lower clamping block is in contact with the lower end of the connecting rod through the lower clamping block.

Preferably, the upper fixture block and the lower fixture block are made of rubber.

Preferably, the L-shaped upper fixing plate is fixedly connected with the upper clamping block through welding, and the L-shaped lower fixing plate is fixedly connected with the lower clamping block through welding.

Preferably, a plurality of hooks are uniformly distributed and fixed on the peripheral side surface of the auxiliary polished rod.

Preferably, the hook is fixedly connected with the auxiliary polished rod through welding.

Preferably, a plurality of third fixing through holes are formed in the fixing bottom plate.

Preferably, the circumferential side surface of the mounting cover is provided with anti-skid grains.

The invention has at least the following beneficial effects:

1. according to the invention, through the combined design of the impact relieving structure of the detachable structure, the device can be conveniently and quickly mounted or dismounted, and through the impact relieving structure, the impact force can be effectively relieved when the device is impacted, so that the safety of the device is higher.

2. According to the invention, through the design of the detachable auxiliary mounting structure, the device can be used for assembling and fixing some warning slogans or lighting facilities, so that the function of the device is diversified, and the applicability of the device is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the overall structure of the present invention;

FIG. 2 is a rear view of the overall structure of the present invention;

FIG. 3 is a schematic view of a connection structure of the barrier structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the first sliding block, the second sliding block, the compression spring and the light-distributing rod of the present invention;

FIG. 5 is a partial schematic structural view of a detachable impact mitigation structure of the present invention;

FIG. 6 is a schematic view of the overall structure of the sliding guide block according to the present invention;

FIG. 7 is a schematic view of the overall structure of the barrier structure of the present invention;

FIG. 8 is a schematic view of the connection structure of the first sliding block, the second sliding block and the compression spring according to the present invention;

FIG. 9 is a schematic view showing the overall structure of the removable auxiliary attaching structure of the present invention;

FIG. 10 is a partial schematic view of a removable auxiliary mounting structure according to the present invention;

fig. 11 is an exploded view of a partial structure of the removable auxiliary mounting structure of the present invention.

In the figure: 1. fixing the bottom plate; 2. assembling a polished rod; 3. a mounting frame; 4. a barrier structure; 5. a first slider; 6. installing a cover; 7. an upper clamping block; 8. a lower clamping block; 9. an auxiliary polish rod; 10. hooking; 11. fixing the bolt; 12. force unloading polished rod; 13. a sliding conductive block; 14. a force-releasing spring; 15. a first fitting through-hole; 16. a second mounting through hole; 17. a third mounting through hole; 18. a slide through hole; 19. a first fixing through hole; 20. a blocking cable; 21. fixing the fixture block; 22. mounting blocks; 23. a second fixing through hole; 24. a connecting rod; 25. a second slider; 26. a compression spring; 27. an upper clamping block; 28. a lower clamping block; 29. a second fitting through hole; 30. a set screw; 31. an L-shaped upper fixing plate; 32. an L-shaped lower fixing plate; 33. a hinge; 34. a first through hole; 35. a second through hole; 36. a first mounting through hole; 37. a slider; 38. and a third fixing through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-11, an engineering protection device comprises two fixed base plates 1, two assembling polish rods 2 are fixed on the upper ends of the two fixed base plates 1, a plurality of first mounting through holes 36 are formed inside the assembling polish rods 2, a plurality of mounting frames 3 are sleeved on the outer sides of the assembling polish rods 2, a second mounting through hole 16 is formed at one end of each mounting frame 3, the size of each second mounting through hole 16 is the same as that of each first mounting through hole 36, sliders 37 are arranged on the upper ends and the lower ends of the two ends of each mounting frame 3, first mounting through holes 15 are formed inside the sliders 37, the assembling polish rods 2 are positioned inside the first mounting through holes 15, the assembling polish rods 2 are in clearance fit with the first mounting through holes 15, unloading polish rods 12 are fixed on the upper ends and the lower ends of the inner sides of the mounting frames 3, a sliding conduction block 13 is slidably connected between the two unloading polish rods 12, and the sliding conduction block 13 is positioned at one end far, the outer sides of the force unloading polished rods 12 are respectively sleeved with a force unloading spring 14, the force unloading springs 14 are located at one end close to the second mounting through hole 16, sliding through holes 18 are formed in the upper end and the lower end of each sliding transmission block 13, the force unloading polished rods 12 are located inside the sliding through holes 18 and are in clearance fit, three first fixing through holes 19 are formed in two sides of each sliding transmission block 13, fixing bolts 11 are arranged inside the first fixing through holes 19, third mounting through holes 17 are formed in the centers of two ends of each sliding transmission block 13, and the third mounting through holes 17 are the same as the second mounting through holes 16 in size;

two installation frames 3 on the same horizontal line are connected and fixed through a blocking structure 4, the blocking structure 4 comprises three blocking mooring ropes 20, three fixing fixture blocks 21 and installation blocks 22, the number of the blocking mooring ropes 20 is three, the fixing fixture blocks 21 are sleeved on the outer sides of the three blocking mooring ropes 20, the three blocking mooring ropes 20 are fixed through the multiple fixing fixture blocks 21, the installation blocks 22 are positioned at the two ends of the blocking mooring ropes 20 and are fixed through welding, three second fixing through holes 23 are respectively arranged at the two sides of the installation blocks 22, the installation blocks 22 are positioned inside the third installation through holes 17, the third mounting through hole 17 is in clearance fit with the mounting block 22, the second fixing through hole 23 is fixedly connected with the sliding conduction block 13 through the fixing bolt 11, the blocking cable 20 is positioned in the first mounting through hole 36 and the second mounting through hole 16, the blocking cable 20 is in clearance fit with the first mounting through hole 36, and the blocking cable 20 is in clearance fit with the second mounting through hole 16;

first sliding block 5 has been cup jointed to the upper end of two assembly polished rods 2, second sliding block 25 and compression spring 26, second sliding block 25 is located the upper end of first sliding block 5, compression spring 26 is located between first sliding block 5 and the second sliding block 25 and is located two positions department that pause, between first sliding block 5 and the first sliding block 5 on the same horizontal line, all there is connecting rod 24 through welded connection between second sliding block 25 and the second sliding block 25, second assembly through-hole 29 has all been seted up at first sliding block 5 and the both ends of second sliding block 25, assembly polished rod 2 is located second assembly through-hole 29 and compression spring 26 inside and assembly polished rod 2 and second assembly through-hole 29 are clearance fit, the top of assembly polished rod 2 all has installation lid 6 through threaded connection.

The scheme has the following working processes:

when the assembling device is used, the two fixing bottom plates 1 and the assembling polished rod 2 are placed at proper positions, as shown in fig. 3, the mounting frame 3 is sleeved on the outer side of the assembling polished rod 2, the mounting blocks 22 at two ends of the blocking structure 4 penetrate through the first mounting through hole 36 and the second mounting through hole 16, and are finally inserted into the third mounting through hole 17 in the sliding transmission block 13, the mounting blocks 22 and the sliding transmission block 13 are fixed through the fixing bolts 11, the above steps are repeated to assemble the mounting frames 3 and the assembling polished rod 2, after the mounting frame 3 is assembled, as shown in fig. 4, the first sliding block 5 and the assembling polished rod 2 are assembled, the compression spring 26 and the assembling polished rod 2 are assembled, the second sliding block 25 and the assembling polished rod 2 are assembled, and finally the mounting cover 6 and the assembling polished rod 2 are assembled;

through the assembly of the installation cover 6, the second sliding block 25 is pressed downwards by the installation cover 6, the downward pressing force is transmitted to the compression spring 26, the first sliding block 5 is transmitted with a continuous downward pressing force through the elastic deformation and the tensioning stress of the compression spring 26, and then the installation frame 3 is fixed through the first sliding block 5;

when blocking structure 4 receives the impact for blocking structure 4 takes place to warp and to receive the impact direction pulling with both ends, drives the slip conduction piece 13 through the installation piece 22 at blocking structure 4 both ends and removes, and the power that will strike and bring is transmitted for unloading power spring 14 through slip conduction piece 13, adsorbs and the dispersion through the power of unloading power spring 14 self elastic deformation and tensioning atress, thereby makes the impact that receives carry out effectual alleviating.

According to the working process, the following steps are known:

according to the invention, through the combined design of the impact relieving structure of the detachable structure, the device can be conveniently and quickly mounted or dismounted, the impact force can be effectively relieved when the device is impacted through the impact relieving structure, the safety of the device is higher, and through the design of the detachable auxiliary mounting structure, the device can be used for assembling and fixing some warning slogans or lighting facilities, so that the function of the device is diversified, and the applicability of the device is better.

Furthermore, an upper clamping block 7 and a lower clamping block 8 are respectively arranged at the upper end and the lower end of a connecting rod 24 between one second sliding block 25 and the other second sliding block 25, one end of each of the upper clamping block 7 and the lower clamping block 8 is connected and fixed with a fixing screw 30, the other end of each of the upper clamping block 7 and the lower clamping block 8 is connected and fixed through a hinge 33, an auxiliary polished rod 9 is fixedly connected and fixed at the upper end of each of the upper clamping blocks 7 through welding, the detachable auxiliary mounting structure can be mounted or dismounted through rotating the fixing screw 30, and some warning slogans or lighting facilities can be conveniently assembled and fixed, so that the device has diversified functions and better applicability;

furthermore, an L-shaped upper fixing plate 31 is fixed at one end of the upper clamping block 7, an L-shaped lower fixing plate 32 is fixed at one end of the lower clamping block 8, a first through hole 34 is formed in the other end of the L-shaped upper fixing plate 31, a second through hole 35 is formed in the other end of the L-shaped lower fixing plate 32, the other end of the L-shaped upper fixing plate 31 is located on the outer side of the other end of the L-shaped lower fixing plate 32, a fixing screw 30 is located inside the first through hole 34 and the second through hole 35 and is in threaded connection, the upper clamping block 7 and the lower clamping block 8 are respectively connected and fixed with the L-shaped lower fixing plate 32 and the fixing screw 30 through the L-shaped upper fixing plate 31, and the detachable auxiliary mounting structure can;

further, the lower end of the inner side of the upper clamping block 7 is connected with an upper clamping block 27 through gluing, the upper clamping block 7 is in contact with the upper end of the connecting rod 24 through the upper clamping block 27, the upper end of the inner side of the lower clamping block 8 is connected with a lower clamping block 28 through gluing, and the lower clamping block 8 is in contact with the lower end of the connecting rod 24 through the lower clamping block 28, so that the upper clamping block 7 and the lower clamping block 8 can be conveniently assembled on the connecting rod 24 through the installation of the upper clamping block 27 and the lower clamping block 28;

further, go up fixture block 27 and fixture block 28 down the material be rubber, fixture block 27, fixture block 28 are gone up through installing to fixture block 7, lower fixture block 8 of being convenient for the frictional force of going up fixture block 7, lower fixture block 8 contact surface increases, has avoided going up fixture block 7, lower fixture block 8 to take place the displacement phenomenon because of the frictional force is not enough after fixed, makes detachable auxiliary installation structure more stable firm.

Furthermore, the L-shaped upper fixing plate 31 is fixed with the upper clamping block 7 by welding, the L-shaped lower fixing plate 32 is fixed with the lower clamping block 8 by welding, so that the L-shaped upper fixing plate 31 is more firmly connected with the upper clamping block 7, the L-shaped lower fixing plate 32 is more firmly connected with the lower clamping block 8, in particular, the welding fixing mode of the L-shaped upper fixing plate 31 and the upper clamping block 7, the welding fixing mode of the L-shaped lower fixing plate 32 and the lower clamping block 8, can be used for electric arc welding, the electric arc welding is the most widely applied welding method in industrial production, and the principle of the electric arc welding is that heat generated by electric arc discharge (commonly called electric arc combustion) is utilized to mutually melt an electrode and a workpiece and form a welding seam after condensation, thereby obtaining a welding process of a firm joint, wherein when low-carbon steel or low-alloy steel is welded by arc welding, the temperature of the central part of the arc can reach 6000-8000 ℃, and the temperature of the two electrodes can reach 2400-2600 ℃;

furthermore, a plurality of hooks 10 are uniformly distributed and fixed on the peripheral side surface of the auxiliary polished rod 9, so that when some warning slogans or lighting facilities are installed, the auxiliary polished rod can be hung or bound with the hooks 10, and the installation is firmer;

furthermore, the hook 10 and the auxiliary polished rod 9 are fixedly connected by welding, so that the L-shaped upper fixing plate 31 and the upper clamping block 7 are more firmly connected;

furthermore, a plurality of third fixing through holes 38 are formed in the fixing base plate 1, so that the fixing base plate 1 can be conveniently fixed with the ground through the third fixing through holes 38;

furthermore, the side surfaces of the installation cover 6 are provided with anti-skid grains, so that the friction force of the side surfaces of the installation cover 6 is increased when the installation cover 6 is installed or fixedly installed, the installation cover 6 can be installed more conveniently, and the situation that the installation cover cannot be installed or detached due to insufficient friction force is avoided.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.