Traffic sign convenient to replace

Abstract

The utility model relates to the technical field of traffic signs, and discloses a traffic sign convenient to replace, which comprises a vertical rod, a spring clip and a traction rope, a fixed pulley is fixedly mounted on the inner wall of the top of an inner cavity of the vertical rod, a connecting shaft is rotatably mounted on the vertical rod, one end of the connecting shaft is fixedly connected with a crank, and the other end of the connecting shaft is fixedly connected with the traction rope. The other end of the connecting shaft is fixedly connected with a rope winding wheel, a traction rope is installed on the rope winding wheel in a winding mode, and the end, away from the rope winding wheel, of the traction rope is fixedly connected with a spring clamp. Through the arrangement of the crank, the traction rope, the spring clamp and the like, when the traffic sign is replaced, the spring clamp can descend, a folding ladder is not needed during replacement, the traffic sign does not need to be fixed through screws, the traffic sign is more stable and not prone to moving through the arrangement of the anti-slip strips, the crank is locked through the arrangement of the bolts, and the traffic sign is more convenient to replace. And the traffic sign cannot move downwards due to gravity.

Description

TECHNICAL FIELD

[0001] The utility model relates to traffic sign technical field, concretely is a traffic sign convenient to replace. BACKGROUND

[0002] Traffic sign is the graphic symbol of showing traffic regulations and road information, it can make traffic regulations get the visual, concrete, concise expression, also express the content that is difficult to describe with words, is used to manage traffic, indicates the facility of driving direction to guarantee road unobstructed and driving safety.

[0003] The existing Chinese patent with the publication number CN210482118 discloses a road traffic sign, which comprises an indicator and a stand, the indicator is fixedly installed on the stand, the rear end surface of the indicator is welded with a mounting cylinder, the indicator is fixed on the top of the stand through the mounting cylinder, the bottom of the stand is fixedly installed with a fixing seat, the bottom of the fixing seat is fixed with a connecting piece one, the connecting piece one is rotationally connected with a supporting leg, the inner side of the bottom of the supporting leg is provided with a connecting piece two, the supporting leg is rotationally connected with a connecting rod through the connecting piece two, and the connecting rod is assembled with a weight block.

[0004] But the above-mentioned traffic sign has the following shortcomings: the traffic sign is fixed on the top of the stand, and the maintenance worker needs to use a folding ladder to operate when replacing and maintaining, which consumes manpower and has low working efficiency.

[0005] Therefore, it is necessary to provide a traffic sign convenient to replace to solve the above technical problems. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a traffic sign convenient to replace, which has the effect of quickly replacing the traffic sign.

[0007] The technical scheme of the above technical objective is realized by the following technical scheme: a traffic sign convenient to replace, comprising a stand, a spring clamp and a traction rope, the stand is hollow, a fixed pulley is rotatably installed on the top of the stand inner cavity, a connecting shaft is rotatably installed on the stand, one end of the connecting shaft is fixedly connected with a crank handle, the other end of the connecting shaft is fixedly connected with a winding rope wheel, the traction rope is wound and installed on the winding rope wheel, the traction rope passes through the fixed pulley, one end of the traction rope away from the winding rope wheel is connected with the spring clamp, the stand is slidably connected with the spring clamp, the spring clamp comprises a first support and a second support, the first support and the second support are slidably matched along the length direction thereof, the first support and the second support are both provided with an arc clamping part on the upper end of the width direction thereof, a signboard is arranged between the two arc clamping parts, spring seats are fixedly installed on the inner walls of the first support and the second support, an installation cavity is formed between the first support and the second support, a spring is arranged in the installation cavity, and the two ends of the spring are fixedly connected with the spring seats in the first support and the second support respectively.

[0008] When the traffic sign needs to be replaced, the crank handle is rotated, the connecting shaft is rotated when the crank handle rotates, the winding rope wheel is rotated, the traction rope wound on the winding rope wheel and the spring clamp fixedly connected with the traction rope are lowered, the spring clamp is lowered to a suitable position, the first support and the second support are manually pulled in the opposite direction, an empty space is formed between the two supports, then the traffic sign between the two arc clamping parts is replaced, the spring is rebounded after replacement, the two arc clamping parts clamp the traffic sign, the spring clamp is raised to the top end of the stand through the crank handle, and the folding ladder is not needed during replacement, and the traffic sign does not need to be fixed by screwing.

[0009] The utility model further provides: the side surface of the stand is provided with a sliding slot, a second sliding block is slidably installed in the sliding slot, a clamping plate is fixedly installed on one side of the second sliding block away from the stand, the clamping plate is slidably connected with the stand through the second sliding block, first sliding blocks are fixedly installed on the two sides of the second support, and the clamping plate is slidably connected with the second support through the first sliding blocks.

[0010] Through the above technical scheme, the clamping plate and the spring clamp can be moved up and down through the second sliding block during operation, so that the spring clamp can be moved up and down, and the traffic sign is convenient to replace.

[0011] The utility model further provides: one end of the traction rope away from the winding rope wheel is fixedly connected with a ring, a circular pad is fixedly connected on the ring, the circular pad is fixedly connected with the second sliding block, and the diameter of the circular pad is greater than the width of the sliding slot.

[0012] By adopting the technical scheme, the circular base plate limits the lateral movement of the second sliding block, thereby ensuring the stability of the spring clamp when moving up and down.

[0013] The utility model discloses further provide: fixed mounting has the bearing on the vertical rod, the connecting shaft rotates and is installed in the bearing inside and passes through vertical rod, the rocking handle is rotated and is connected with the vertical rod through the bearing, the rocking handle is screw mounted with bolt, and the bolt passes through the rocking handle and presses on the outer wall of vertical rod.

[0014] By adopting the technical scheme, when replacing the traffic sign, the rocking handle can be fixed by screwing the bolt, so that the rocking handle will not rotate due to the gravity of the spring clamp, thereby fixing the height of the spring clamp and ensuring that the traffic sign will not move down during use.

[0015] The utility model discloses further provide: the inboard of arc clamping part all fixed mounting has antiskid strip, the antiskid strip adopts rubber material to make.

[0016] By adopting the technical scheme, the antiskid strip of rubber material increases the friction between the spring clamp and the sign, thereby ensuring the stability of the sign.

[0017] The utility model discloses further provide: the vertical rod outside rotation is installed with the sealing cover, the sealing cover sets up one side at the winding wheel.

[0018] By adopting the technical scheme, when the sealing cover is opened, the traction assembly can be installed, and when the sealing cover is sealed, the traction assembly can be prevented from being eroded by dust and rainwater.

[0019] In summary, the utility model has the following beneficial effects: through the setting of the rocking handle, the traction rope and the spring clamp, the spring clamp can be lowered when replacing the traffic sign, the folding ladder is not needed when replacing, and the traffic sign does not need to be fixed by screws, the traffic sign is more stable and not easy to move through the setting of the antiskid strip, the rocking handle is locked through the setting of the bolt, so that the traffic sign will not move down due to gravity, the traffic sign is replaced by the rocking handle rotation and the spring clamp mode, the operation is more convenient, the replacement efficiency is improved, and manpower is saved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is three -dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is main view cross section structure schematic diagram of the utility model;

[0022] Figure 3 It is structure schematic diagram of the utility model first support, second support and spring;

[0023] Figure 4The utility model discloses a first support, second support and spring's elevation section structure schematic diagram for the utility model

[0024] Figure 5 The utility model discloses Figure 2 A place enlarged structure schematic diagram for the utility model

[0025] Figure 6 The utility model discloses Figure 2 B place enlarged structure schematic diagram for the utility model.

[0026] 1, vertical pole, 2, sliding groove, 3, spring clamp, 4, sealing cover, 5, signboard, 6, fixed pulley, 7, traction rope, 8, first support, 9, second support, 10, clamping plate, 11, antiskid strip, 12, spring, 13, spring seat, 14, arc clamping portion, 15, first sliding block, 16, handle, 17, bolt, 18, winding rope wheel, 19, connecting shaft, 20, bearing, 21, second sliding block, 22, round pad, 23, circular ring. Specific embodiments

[0027] The utility model will be further explained in combination with the drawings in the embodiments of the utility model.

[0028] Please refer to Figures 1-6The utility model discloses a kind of traffic signs convenient to replace, including stand 1, spring clamp 3 and tow rope 7, the stand 1 is hollowly arranged, the top of the inner chamber of stand 1 is rotatably installed with fixed pulley 6, connecting shaft 19 is rotatably installed on the stand 1, one end of connecting shaft 19 is fixedly connected with crank 16, the other end of connecting shaft 19 is fixedly connected with winding rope wheel 18, winding rope wheel 18 is wound with tow rope 7, tow rope 7 is wound from fixed pulley 6, one end of tow rope 7 away from winding rope wheel 18 is connected with spring clamp 3, the stand 1 is slidably connected with the spring clamp 3, the spring clamp 3 includes first support 8 and second support 9, first support 8 and second support 9 are slidably fitted along its length direction, the upper end of one side of first support 8 and second support 9 in its width direction is provided with arc clamping portion 14, signboard 5 is arranged between two arc clamping portions 14, the inner wall of first support 8 and second support 9 is fixedly installed with spring seat 13, installation cavity is formed between first support 8 and second support 9, spring 12 is arranged in installation cavity, spring 12 is compression spring, the both ends of spring 12 are fixedly connected with spring seat 13 in first support 8 and second support 9 respectively;When traffic sign needs to be replaced, rotate crank 16, connecting shaft 19 is rotated when crank 16 rotates, so as to drive winding rope wheel 18 to rotate, winding rope wheel 18 rotates to make tow rope 7 wound on winding rope wheel 18 and spring clamp 3 fixedly connected on tow rope 7 descend, after spring clamp 3 descends to appropriate position, manually pull first support 8 and second support 9 in opposite direction, make the space between two supports, then replace traffic sign between two arc clamping portions 14, after replacement, the resilience of spring 12 makes two arc clamping portions 14 clamp traffic sign, again by crank 16, spring clamp 3 is lifted to the top of stand 1, without using folding ladder when replacing, also without fixing traffic sign by screwing, it is relatively simple to operate, and replacement efficiency is high.

[0029] In the embodiment, preferably, a sliding groove 2 is formed on the side surface of the stand 1, a second sliding block 21 is slidably installed in the sliding groove 2, a clamping plate 10 is fixedly installed on the side of the second sliding block 21 away from the stand 1, the clamping plate 10 is slidably connected with the stand 1 through the second sliding block 21, first sliding blocks 15 are fixedly installed on the two sides of the second support 9, and the clamping plate 10 is slidably connected with the second support through the first sliding blocks 15; when operating, the clamping plate 10 and the spring clamp 3 can be moved up and down by sliding the second sliding block 21, so that the spring clamp 3 can be moved up and down, and the traffic sign is convenient to replace.

[0030] In the embodiment, preferably, one end of the traction rope 7 is fixedly connected with a circular ring 23 away from the winding rope wheel 18, the circular ring 23 is fixedly connected with a circular pad 22, the circular pad 22 is fixedly connected with the second sliding block 21, and the diameter of the circular pad 22 is greater than the width of the sliding groove 2. The circular pad 22 limits the transverse movement of the second sliding block 21, thereby ensuring the stability of the spring clamp 3 during the upward and downward movement.

[0031] In the embodiment, the vertical rod 1 is fixedly installed with a bearing 20, the connecting shaft 19 is rotatably installed inside the bearing 20 and penetrates the vertical rod 1, the handle 16 is rotatably connected with the vertical rod 1 through the bearing 20, the bolt 17 is threadedly installed on the handle 16 and penetrates the handle 16 and presses on the outer wall of the vertical rod 1. When the traffic sign is replaced, the handle 16 can be fixed by screwing the bolt 17, so that the handle 16 does not rotate due to the gravity of the spring clamp 3, thereby fixing the height of the spring clamp 3 and ensuring that the traffic sign does not move downward during use.

[0032] In the embodiment, preferably, the inner side of the arc-shaped clamping part 14 is fixedly installed with an anti-skid strip 11 made of rubber material. The anti-skid strip 11 made of anti-skid material increases the friction between the spring clamp 3 and the sign 5, thereby ensuring the stability of the sign 5.

[0033] In the embodiment, preferably, the outer side of the vertical rod 1 is rotatably installed with a sealing cover 4 arranged on one side of the winding rope wheel 18. When the sealing cover 4 is opened, the traction assembly can be installed, and when the sealing cover 4 is sealed, the traction assembly can be prevented from being eroded by dust and rainwater.

[0034] Working principle: when the traffic sign is replaced, the bolt 17 is unscrewed to release the locking of the handle 16, the handle 16 is rotated, the connecting shaft 19 is rotated when the handle 16 rotates, thereby driving the winding rope wheel 18 to rotate, the traction rope 7 is released when the winding rope wheel 18 rotates, so that the spring clamp 3 is lowered to an appropriate height due to gravity, the distance between the first support 8 and the second support 9 is manually adjusted after the spring clamp 3 is lowered, the sign 5 is replaced, the traffic sign is fixed by the rebound force of the spring 12, the spring clamp 3 is raised to an appropriate position at the top end of the vertical rod 1 by rotating the handle 16, the bolt 17 is tightened to lock the handle 16, thereby fixing the position of the spring clamp 3.

[0035] The above description is only a preferred embodiment of the present application, so equivalent changes or modifications made according to the structure, features and principles of the present application patent application range are included in the present application patent application range.

Claims

1. A traffic sign convenient to replace, comprising a stand (1), a spring clamp (3) and a traction rope (7), the stand (1) is hollow, a fixed pulley (6) is rotatably installed on the top of the inner cavity of the stand (1), a connecting shaft (19) is rotatably installed on the stand (1), one end of the connecting shaft (19) is fixedly connected with a crank (16), the other end of the connecting shaft (19) is fixedly connected with a rope winding wheel (18), the traction rope (7) is wound on the rope winding wheel (18), the traction rope (7) passes through the fixed pulley (6), one end of the traction rope (7) away from the rope winding wheel (18) is connected with the spring clamp (3), the stand (1) is slidably connected with the spring clamp (3), the spring clamp (3) comprises a first support (8) and a second support (9), the first support (8) and the second support (9) are slidably connected along the length direction thereof, the first support (8) and the second support (9) are both provided with an arc-shaped clamping portion (14) on the upper end of one side in the width direction thereof, a signboard (5) is arranged between the two arc-shaped clamping portions (14), spring seats (13) are fixedly installed on the inner walls of the first support (8) and the second support (9), an installation cavity is formed between the first support (8) and the second support (9), a spring (12) is arranged in the installation cavity, the spring (12) is a compression spring, and the two ends of the spring (12) are fixedly connected with the spring seats (13) in the first support (8) and the second support (9) respectively.

2. A traffic sign of the type which is readily replaceable according to claim 1, characterised in that: A sliding groove (2) is formed in the side surface of the stand (1), a second sliding block (21) is slidably installed in the sliding groove (2), a clamping plate (10) is fixedly installed on one side of the second sliding block (21) away from the stand (1), the clamping plate (10) is slidably connected with the stand (1) through the second sliding block (21), and first sliding blocks (15) are fixedly installed on the two sides of the second support (9). The clamping plate (10) is slidably connected with the second support (9) through the first sliding blocks (15).

3. A traffic sign of the type which is readily replaceable according to claim 2, characterised in that: One end of the traction rope (7) away from the rope winding wheel (18) is fixedly connected with a circular ring (23), the circular ring (23) is fixedly connected with a circular pad (22), the circular pad (22) is fixedly connected with the second sliding block (21), and the diameter of the circular pad (22) is greater than the width of the sliding groove (2).

4. A traffic sign of the type which is readily replaceable according to claim 1, characterized in that: A bearing (20) is fixedly installed on the stand (1), the connecting shaft (19) is rotatably installed in the bearing (20) and penetrates through the stand (1), the crank (16) is rotatably connected with the stand (1) through the bearing (20), a bolt (17) is threadedly installed on the crank (16) and is pressed against the outer wall of the stand (1).

5. A traffic sign of claim 1, wherein: Anti-skid strips (11) are fixedly installed on the inner sides of the arc-shaped clamping portions (14), and the anti-skid strips (11) are made of rubber material.

6. A traffic sign of the type which is readily replaceable according to claim 1, characterized in that: A sealing cover (4) is rotatably installed on the outer side of the stand (1) and is arranged on one side of the rope winding wheel (18).

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