CN111369891B - Municipal administration slogan tablet fixing device - Google Patents
Municipal administration slogan tablet fixing device Download PDFInfo
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- CN111369891B CN111369891B CN202010355002.8A CN202010355002A CN111369891B CN 111369891 B CN111369891 B CN 111369891B CN 202010355002 A CN202010355002 A CN 202010355002A CN 111369891 B CN111369891 B CN 111369891B
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- sliding block
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- groove
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
- G09F7/18—Means for attaching signs, plates, panels, or boards to a supporting structure
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
- G09F7/02—Signs, plates, panels or boards using readily-detachable elements bearing or forming symbols
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
- G09F7/18—Means for attaching signs, plates, panels, or boards to a supporting structure
- G09F2007/1843—Frames or housings to hold signs
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
- G09F7/18—Means for attaching signs, plates, panels, or boards to a supporting structure
- G09F2007/1847—Brackets to grip the sign board
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Abstract
The invention relates to a municipal administration slogan brand fixing device, which effectively solves the problem that the operation of fixing a slogan brand on a railing at the river edge is not easy; the technical scheme for solving the problem is that the device comprises a rectangular block, wherein a first blind hole is formed in the right end face of the rectangular block, a first sliding block is inserted in the first blind hole, and a first pressure spring is arranged at the left end of the first sliding block; second sliding blocks which are symmetrical up and down are inserted on the upper inner wall and the lower inner wall of the first blind hole, and connecting rods with arc-shaped end parts are hinged on the second sliding blocks; two U-shaped rods with openings facing the middle and symmetrical up and down are inserted on the left side of the second sliding block, a long rod is arranged on the left side of each of two vertical rods of each U-shaped rod, a short rod is arranged on the right side of each long rod, the two U-shaped rods can move up and down and reset towards the middle respectively, and a locking device capable of locking the U-shaped rods is arranged between each U-shaped rod and the second sliding block; the invention solves the problem that the fixing of the slogan board on the railing at the river edge is not easy to operate, realizes the quick assembly and disassembly of the slogan board and has simple operation.
Description
Technical Field
The invention relates to the technical field of municipal propaganda, in particular to a municipal placard fixing device.
Background
The placard for municipal propaganda is a common municipal culture propaganda way. When the slogan board is hung on the railings at some river sides, bridge sides and the like, the existing fixing mode is that the hoop and the screws are usually utilized to fix the slogan board on the railings, and in the process, people are required to perform operations such as bolt hole alignment and bolt tightening on the back of the slogan board, so that the operation is not easy, the safety is low, and the efficiency is low.
Disclosure of Invention
In view of the above situation, the present invention provides a fixing device for a municipal placard, which can effectively solve the problem that fixing the placard on the balustrade at the river or bridge is not easy to operate.
The technical scheme includes that the device comprises a rectangular block, a first blind hole is formed in the right end face of the rectangular block, a first sliding block is inserted into the first blind hole, a first pressure spring is arranged at the left end of the first sliding block, and the first sliding block can slide left and right in the first blind hole and reset right through the first pressure spring; the upper inner wall and the lower inner wall of the first blind hole are inserted with second sliding blocks which are symmetrical up and down, and the two second sliding blocks can respectively move towards the outer side of the first blind hole and reset towards the middle; one end of each second sliding block is hinged with a connecting rod with an arc shape; the first sliding block moves leftwards to extrude the second sliding block, and the second sliding block drives the connecting rod on the second sliding block to rotate towards the middle; when the first sliding block is reset rightwards, the second sliding block is reset towards the middle and drives the connecting rods to be away from each other; two U-shaped rods with openings facing the middle and symmetrical up and down are inserted on the left side of the second sliding block, a long rod is arranged on the left side of each of two vertical rods of each U-shaped rod, a short rod is arranged on the right side of each long rod, the two U-shaped rods can move up and down and reset towards the middle respectively, and a locking device capable of locking the U-shaped rods is arranged between each U-shaped rod and the second sliding block; the first sliding block moves leftwards, extrudes the short rod in the U-shaped rod at first while extruding the second sliding block, after the first sliding block steps over the short rod leftwards, the end part of the first sliding block is arranged in a cavity formed by the long rod and the short rod of the U-shaped rod and limited by the U-shaped rod, and simultaneously the first sliding block extrudes the second sliding block to close the two connecting rods together; the first sliding block can move leftwards continuously to be in contact with the long rod in the U-shaped rod after moving across the cavity of the U-shaped rod, and the two connecting rods are always kept in a closed state in the process that the first sliding block is in contact with the long rod from the position locked by the U-shaped rod; when the first sliding block extrudes the long rod, the U-shaped rod can continuously move outwards to trigger the locking device, the locking device enables the U-shaped rod to be locked, the first sliding block is separated from the limiting position of the U-shaped rod and resets rightwards, when the first sliding block resets rightwards, the first sliding block triggers the locking device, the locking device is enabled to release the locking of the U-shaped rod and reset rightwards, and in the process that the first sliding block resets rightwards, the second sliding block resets rightwards to the middle to drive the connecting rod 6 to be away from each other.
According to the invention, when the slogan board is installed, only the slogan board is required to stand on the front side of the slogan board to apply force, the slogan board is pushed to the railing, the slogan board can be fixed on the railing, the slogan board is pushed to the railing again, the disassembly of the slogan board can be realized, and the operation is simple.
Drawings
Fig. 1 is an initial state diagram of the present invention.
Fig. 2 is a state diagram of the first slider 3 starting to enter the rectangular block 1.
Figure 3 is a view of the device in use with the jaws gripping the balustrade.
Fig. 4 is a state diagram in which the U-shaped lever 7 is locked by the locking device 8 and cannot be reset.
Fig. 5 is a front view of the rectangular block 1 of the present invention.
Fig. 6 is a sectional view a-a of fig. 5.
Fig. 7 is a front view of two U-shaped bars 7 of the invention.
Fig. 8 is a front view of the first slider 3 of the present invention.
Detailed Description
The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 8, the sliding block comprises a rectangular block 1, a first blind hole 2 is formed in the right end face of the rectangular block 1, a first sliding block 3 is inserted into the first blind hole 2, a first compression spring 4 is arranged at the left end of the first sliding block 3, and the first sliding block 3 can slide left and right in the first blind hole 2 and reset right through the first compression spring 4; the upper inner wall and the lower inner wall of the first blind hole 2 are inserted with second sliding blocks 5 which are symmetrical up and down, and the two second sliding blocks 5 can respectively move towards the outer side of the first blind hole 2 and reset towards the middle; the second sliding blocks 5 are all hinged with connecting rods 6 with one arc-shaped end parts; the first sliding block 3 moves leftwards to extrude the second sliding block 5, and the second sliding block 5 drives the connecting rod 6 on the second sliding block to rotate towards the middle; when the first sliding block 3 is reset rightwards, the second sliding block 5 is reset towards the middle and drives the connecting rod 6 to be away from each other; two U-shaped rods 7 with openings facing the middle and symmetrical up and down are inserted on the left side of the second sliding block 5, a long rod is arranged on the left side of two vertical rods of each U-shaped rod 7, a short rod is arranged on the right side of the long rod, the two U-shaped rods 7 can move up and down and reset to the middle respectively, and a locking device 8 capable of locking the U-shaped rods is arranged between each U-shaped rod 7 and the second sliding block 5; the first sliding block 3 moves leftwards, extrudes the short rod in the U-shaped rod 7 at first while extruding the second sliding block 5, after the first sliding block 3 steps over the short rod leftwards, the end part of the first sliding block 3 is arranged in a cavity formed by the long rod and the short rod of the U-shaped rod and limited by the U-shaped rod, and simultaneously the first sliding block 3 extrudes the second sliding block 5 to close the two connecting rods 6 together; the first sliding block 3 can move leftwards continuously to be in contact with a long rod in the U-shaped rod 7 after moving across the cavity of the U-shaped rod 7, and the two connecting rods 6 are always kept in a closed state in the process that the first sliding block 3 is in contact with the long rod from the position locked by the U-shaped rod 7; when 3 extrusion poles of first slider, enable U-shaped pole 7 and continue to outwards remove and trigger locking means 8, locking means 8 makes U-shaped pole 7 by the locking, make first slider 3 break away from the spacing right of U-shaped pole 7 and reset, when 3 resets right of first slider, locking means 8 is triggered to first slider 3, make locking means 8 remove to the locking of U-shaped pole 7 and reset to the centre, and 3 in-process that resets right of first slider, second slider 5 drives connecting rod 6 and keeps away from each other to the centre that resets.
The vertical section of the first blind hole 2 is rectangular, and the first sliding block 3 is a rectangular block matched with the first blind hole 2.
The left end surface of the first sliding block 3 is a first inclined surface 9 which is symmetrical up and down, the upper end surface and the lower end surface of the first sliding block 3 are provided with first grooves 10 which are symmetrical up and down, and the right end surfaces of the two first grooves 10 are second inclined surfaces 11 which are symmetrical up and down; the lower end surface of the second sliding block 5 is an inclined surface matched with the second inclined surface 11, the lower end surfaces of the long rod and the short rod of the U-shaped rod 7 are inclined surfaces matched with the first inclined surface 9, and the inclined surfaces of the second sliding block 5 and the U-shaped rod 7 are arranged in the first blind hole 2; vertical second blind holes 12 which are symmetrical up and down are formed in the upper inner wall and the lower inner wall of the first blind hole 2, the two second sliding blocks 5 respectively move towards the outer side of the first blind hole 2 in the corresponding second blind holes 12 and reset towards the middle, and second pressure springs 13 are arranged between the two second sliding blocks 5 and the bottoms of the corresponding second blind holes 12; a first vertical through groove 14 and a second vertical through groove 15 are formed in the rectangular block 1 from left to right, a long rod of each U-shaped rod 7 is inserted into the first through groove 14, a short rod is inserted into the second through groove 15, and tension springs 16 are connected between the cross rods of the two U-shaped rods 7 and the upper end face and the lower end face of the rectangular block 1 on the corresponding side; external force is applied to enable the first sliding block 3 to move leftwards, the two second sliding blocks 5 can respectively move towards the outer sides of the first blind holes 2 through the matching of the second inclined plane 11 and the inclined plane of the second sliding block 5, the second pressure spring 13 is compressed, and the two second sliding blocks 5 can move towards the middle to reset under the action of the second pressure spring 13 after the external force is removed; simultaneously, the two U-shaped rods 7 move towards the outer sides of the first blind holes 2 respectively through the matching of the first inclined planes 9 and the inclined planes of the long rods and the short rods of the U-shaped rods 7, the tension springs 16 are stretched, and the two U-shaped rods 7 can move towards the middle to reset under the action of the tension springs 16 after the external force action is relieved.
In order to realize the closing and opening actions of the two connecting rods 6 driven by the second sliding block 5, a third through groove 17 is formed in the right side of the second blind hole 12 in the rectangular block 1, and the third through groove 17 is communicated with the second blind hole 12; a fixing shaft which is fixed on the rectangular block 1 in a front-back mode is arranged in the third through groove 17, a long hole-shaped abdicating groove 18 is formed in the connecting rod 6, and the fixing shaft is arranged in the abdicating groove 18; the abdicating groove 18 is sleeved on the fixed shaft, so that the connecting rod 6 can slide and rotate on the fixed shaft relative to the fixed shaft when rotating around the hinge point; first slider 3 extrudees second slider 5 and removes to the outside of first blind hole 2, makes the arc end of two connecting rods 6 rotate around the pin joint and close together, and two second sliders 5 drive the arc end of two connecting rods 6 when reseing to the centre and wind pin joint antiport, keep away from each other.
The locking device 8 comprises a shift lever 19 and a stop block 20; the bottom end of the deflector rod 19 is provided with a left inclined surface and a right inclined surface which are inclined towards the middle of the deflector rod 19, and the inclined surfaces are partially arranged in the first blind hole 2; vertical third blind holes 21 which are symmetrical up and down and are arranged between the second blind hole 12 and the second through groove 15 are formed in the upper inner wall and the lower inner wall of the first blind hole 2, the two deflector rods 19 are respectively arranged in the corresponding third blind holes 21, and a third pressure spring 22 is arranged between the two deflector rods 19 and the bottoms of the corresponding third blind holes 21; a fourth through groove 23 is formed between the second through groove 15 and the third blind hole 21 on the rectangular block 1, and the fourth through groove 23 is communicated with the second through groove 15 and the third blind hole 21; an articulated shaft which is fixed on the rectangular block 1 in a front-back manner is arranged in the fourth through groove 23, the stop blocks 20 are articulated on the rectangular block 1 through the articulated shaft and are connected by a torsion spring, the torsion spring enables the upper stop block 20 and the lower stop block 20 to respectively have clockwise and anticlockwise rotation trends, and the force of the torsion spring is larger than that of the tension spring 16; a second groove 24 is formed in the right end face of the short rod of the U-shaped rod 7, the outer side face of the second groove 24 is a horizontal plane, a shifting block 25 is fixed to the outer side of the left end faces of the two shifting rods 19, the shifting block 25 is arranged in the fourth through groove 23, and when the shifting rods 19 move in the third blind holes 21, the shifting block 25 slides in the fourth through groove 23; initially, the stop block 20 is in a vertical position, the left end face of the stop block 20 is attached to the right end face of the short rod of the U-shaped rod 7, and the right end face of the stop block 20 is attached to the left end face of the shifting block 25; the first inclined plane 9 on the first sliding block 3 steps over the shift lever 19 from right to left, the two shift levers 19 can move towards the outer side of the first blind hole 2 through the matching of the first inclined plane 9 and the inclined plane on the right side of the shift lever 19, the shift lever 19 is reset towards the middle through the third pressure spring 22, and the locking device 8 is not triggered in the process; the first sliding block 3 continues to move leftwards, the long rod is extruded to enable the U-shaped rod 7 to move outwards, when the second groove 24 in the short rod of the U-shaped rod 7 reaches the position of the stop block 20, the stop block 20 rotates to the horizontal position under the action of the torsion spring and is clamped in the second groove 24, the right end of the stop block 20 is arranged on the outer side of the shifting block 25, and the U-shaped rod 7 cannot move towards the middle under the tensile force of the tension spring 16 due to the fact that the force of the torsion spring is enough to enable the U-shaped rod 7 to be fixed at a certain position; at the moment, the short rod of the U-shaped rod 7 completely enters the first through groove 14, the first sliding block 3 is reset rightwards under the action of the first pressure spring 4, the first inclined plane 9 on the first sliding block 3 can step over the shifting rod 19 from left to right, the two shifting rods 19 move towards the outer side of the first blind hole 2 through the matching of the left end surface of the first groove 10 and the left inclined plane of the shifting rod 19, the shifting block 25 moves outwards along with the shifting rod 19 and can shift the right end of the stop block 20, the stop block 20 rotates in the opposite direction and is separated from the second groove 24, the U-shaped rod 7 is reset towards the middle under the tension of the tension spring 16, and the shifting rod 19 is reset towards the middle under the action of the third pressure spring 22.
The arc-shaped end clamping part of the connecting rod 6 is provided with a rubber pad.
When the device is used, the left end face of the rectangular block 1 is fixed with the slogan board, the arc ends of the two connecting rods 6 are in an open state in an initial state, the two connecting rods 6 are arranged on two sides of a railing, the first sliding block 3 faces the railing, the slogan board is pushed rightwards to enable the first sliding block 3 to move leftwards in the first blind hole 2 and compress the first pressure spring 4, at the moment, the first sliding block 3 is matched with the inclined plane on the second sliding block 5 through the second inclined plane 11, the two second sliding blocks 5 respectively compress the two second pressure springs 13 to move towards the outer side of the first blind hole 2, and the arc ends of the two connecting rods 6 are driven to be closed towards the middle; the first sliding block 3 moves leftwards, extrudes the short rod in the U-shaped rod 7 at the same time of extruding the second sliding block 5, and when the first sliding block 3 moves leftwards over the short rod, the first sliding block 3 extrudes the second sliding block 5 to enable the arc-shaped ends of the two connecting rods 6 to be completely closed to grasp the handrail; at the moment, the first inclined plane 9 of the first sliding block 3 is arranged in a cavity formed by a long rod and a short rod of the U-shaped rod, the slogan board is stopped to be pushed, the first sliding block 3 loses leftward thrust, and is reset rightwards under the action of the first pressure spring 4, but is blocked by the short rod of the U-shaped rod 7 and cannot move rightwards; the arc ends of the two connecting rods 6 are in a closed state, and the handrail is grasped; in the process, the first inclined surface 9 of the first sliding block 3 goes over the short rods of the U-shaped rods 7, and although the two U-shaped rods 7 move up and down respectively, the second grooves 24 on the short rods of the U-shaped rods 7 do not reach the position of the stop 20 due to the short stroke, so that the stop 20 does not rotate, and the U-shaped rods 7 are not clamped by the stop 20.
When the disassembly is needed, a person stands on the left side of the slogan plate to push the slogan plate to the right, so that the first sliding block 3 continuously moves to the left in the first blind hole 2, the first pressure spring 4 is further compressed, the two U-shaped rods 7 are pushed to move to the outer side of the first blind hole 2 and stretch the tension spring 16 through the matching of the first inclined plane 9 of the first sliding block 3 and the inclined plane on the long rod of the U-shaped rod 7, when the second groove 24 on the short rod of the U-shaped rod 7 reaches the position of the stop block 20, the stop block 20 rotates to the horizontal position under the action of the torsion spring and is clamped in the second groove 24 to lock the U-shaped rod 7, the slogan plate stops being pushed, the first sliding block 3 moves to the right under the action of the first pressure spring 4 to reset, the two shift rods 19 respectively move to the outer side of the first blind hole 2 in the process, the shift block 25 moves outwards along with the shift rods 19, the right end of the stop block 20 can be shifted, so that the stop block 20 rotates and is separated from the second groove 24, the U-shaped rod 7 is reset towards the middle under the tension of the tension spring 16; when the second inclined plane 11 of the first sliding block 3 passes through the second blind hole 12 rightwards, the two second sliding blocks 5 can reset under the action of the second pressure spring 13, the arc-shaped ends of the two connecting rods 6 are driven to open, and the placard can be taken down; in the process, the first inclined plane 9 of the first sliding block 3 pushes the long rod of the U-shaped rod 7, so that the stop block 20 rotates to the horizontal position under the action of the torsion spring and is clamped in the second groove 24, and the first sliding block 3 just completely enters the rectangular block 1, so that the first inclined plane 9 of the first sliding block 3 cannot step over the long rod of the U-shaped rod 7 leftwards.
According to the invention, the first sliding block 3 moves leftwards to enable the two second sliding blocks 5 to drive the two connecting rods 6 to be closed together, and meanwhile, the first sliding block 3 is clamped by the U-shaped rod 7, so that the slogan board is fixed on the railing; the first sliding block 3 continuously moves leftwards to lock the U-shaped rod 7 and remove the locking of the first sliding block 3, so that the first sliding block 3 can reset rightwards, and meanwhile, the locking of the U-shaped rod 7 is removed, so that the whole device is reset; during the installation with dismantle the operation, only need stand in the positive application of force of poster, push the poster to the railing, can realize quick assembly disassembly.
According to the invention, when the slogan board is installed, only the slogan board is required to stand on the front side of the slogan board to apply force, the slogan board is pushed to the railing, the slogan board can be fixed on the railing, the slogan board is pushed to the railing again, the slogan board can be detached, and the operation is simple; meanwhile, an operator only needs to stand on the placard and push the placard, so that the construction safety is improved.
Claims (4)
1. A municipal administration slogan tablet fixing device comprises a rectangular block (1), and is characterized in that a first blind hole (2) is formed in the right end face of the rectangular block (1), a first sliding block (3) is inserted into the first blind hole (2), a first pressure spring (4) is arranged at the left end of the first sliding block (3), and the first sliding block (3) can slide left and right in the first blind hole (2) and reset right through the first pressure spring (4); the upper inner wall and the lower inner wall of the first blind hole (2) are inserted with second sliding blocks (5) which are symmetrical up and down, and the two second sliding blocks (5) can respectively move towards the outer side of the first blind hole (2) and reset towards the middle; the second sliding blocks (5) are all hinged with connecting rods (6) with arc-shaped end parts; the first sliding block (3) moves leftwards to extrude the second sliding block (5), and the second sliding block (5) drives the connecting rod (6) on the second sliding block to rotate towards the middle; when the first sliding block (3) is reset rightwards, the second sliding block (5) is reset towards the middle and drives the connecting rods (6) to be away from each other; two U-shaped rods (7) with openings facing the middle and symmetrical up and down are inserted on the left side of the second sliding block (5), a long rod is arranged on the left side of two vertical rods of each U-shaped rod (7), a short rod is arranged on the right side of the long rod, the two U-shaped rods (7) can move up and down and reset towards the middle respectively, and a locking device (8) capable of locking the U-shaped rods is arranged between each U-shaped rod (7) and the second sliding block (5); the first sliding block (3) moves leftwards, extrudes a short rod in the U-shaped rod (7) at first while extruding the second sliding block (5), when the first sliding block (3) steps over the short rod leftwards, the end part of the first sliding block (3) is arranged in a cavity formed by a long rod and the short rod of the U-shaped rod and limited by the U-shaped rod, and meanwhile, the first sliding block (3) extrudes the second sliding block (5) to close the two connecting rods (6) together; the first sliding block (3) can move leftwards continuously to be in contact with a long rod in the U-shaped rod (7) after moving through a cavity of the U-shaped rod (7), and the two connecting rods (6) are always kept in a closed state in the process that the first sliding block (3) is in contact with the long rod from a position locked by the U-shaped rod (7); when the long rod is extruded by the first sliding block (3), the U-shaped rod (7) can continuously move outwards to trigger the locking device (8), the locking device (8) enables the U-shaped rod (7) to be locked, the first sliding block (3) is separated from the limiting position of the U-shaped rod (7) and resets rightwards, when the first sliding block (3) resets rightwards, the first sliding block (3) triggers the locking device (8), the locking device (8) releases the locking of the U-shaped rod (7) and resets towards the middle, and in the process that the first sliding block (3) resets rightwards, the second sliding block (5) resets towards the middle to drive the connecting rod (6) to be away from each other; the locking device (8) comprises a shift lever (19) and a stop block (20); the bottom end of the deflector rod (19) is provided with a left inclined surface and a right inclined surface which are inclined towards the middle of the deflector rod (19), and the inclined surfaces are partially arranged in the first blind hole (2); vertical third blind holes (21) which are symmetrical up and down and are arranged between the second blind hole (12) and the second through groove (15) are formed in the upper inner wall and the lower inner wall of the first blind hole (2), the two driving levers (19) are respectively arranged in the corresponding third blind holes (21), and a third pressure spring (22) is arranged between the two driving levers (19) and the bottoms of the corresponding third blind holes (21); a fourth through groove (23) is formed between the second through groove (15) and the third blind hole (21) on the rectangular block (1), and the fourth through groove (23) is communicated with the second through groove (15) and the third blind hole (21); an articulated shaft which is fixed on the rectangular block (1) in a front-back mode is arranged in the fourth through groove (23), the stop blocks (20) are articulated on the rectangular block (1) through the articulated shaft and are connected through torsion springs, the upper stop blocks (20) and the lower stop blocks (20) respectively have clockwise and anticlockwise rotation trends through the torsion springs, and the force of the torsion springs is larger than that of the tension springs (16); a second groove (24) is formed in the right end face of the short rod of the U-shaped rod (7), the outer side face of the second groove (24) is a horizontal plane, a shifting block (25) is fixed to the outer sides of the left end faces of the two shifting rods (19), the shifting block (25) is arranged in the fourth through groove (23), and when the shifting rods (19) move in the third blind holes (21), the shifting block (25) slides in the fourth through groove (23).
2. The municipal placard fixing device according to claim 1, wherein the first blind hole (2) is rectangular in vertical section, and the first sliding block (3) is a rectangular block which is matched with the first blind hole (2); the left end face of the first sliding block (3) is a first inclined plane (9) which is symmetrical up and down, the upper end face and the lower end face of the first sliding block (3) are provided with first grooves (10) which are symmetrical up and down, and the right end faces of the two first grooves (10) are second inclined planes (11) which are symmetrical up and down; the lower end surface of the second sliding block (5) is an inclined surface matched with the second inclined surface (11), the lower end surfaces of the long rod and the short rod of the U-shaped rod (7) are inclined surfaces matched with the first inclined surface (9), and the inclined surface parts of the second sliding block (5) and the U-shaped rod (7) are arranged in the first blind hole (2); vertical second blind holes (12) which are symmetrical up and down are formed in the upper inner wall and the lower inner wall of each first blind hole (2), two second sliding blocks (5) move towards the outer side of each first blind hole (2) in the corresponding second blind holes (12) respectively and reset towards the middle, and second pressure springs (13) are arranged between the two second sliding blocks (5) and the bottoms of the corresponding second blind holes (12); open from a left side to the right side on rectangular block (1) and have vertical first logical groove (14), the second leads to groove (15), and the stock of U-shaped pole (7) is inserted in first logical groove (14), and the quarter butt is inserted in second logical groove (15), all is connected with extension spring (16) between the horizontal pole of two U-shaped poles (7) and the upper and lower terminal surface of rectangular block (1) that corresponds the side.
3. The municipal placard fixing device according to claim 1, wherein a third through groove (17) is formed in the right side of the second blind hole (12) of the rectangular block (1), and the third through groove (17) is communicated with the second blind hole (12); a fixing shaft fixed on the rectangular block (1) from front to back is arranged in the third through groove (17), a long hole-shaped yielding groove (18) is formed in the connecting rod (6), and the fixing shaft is arranged in the yielding groove (18).
4. The municipal placard fixing device according to claim 1, wherein the arc-shaped end of the connecting rod (6) is clamped by a rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010355002.8A CN111369891B (en) | 2020-04-29 | 2020-04-29 | Municipal administration slogan tablet fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010355002.8A CN111369891B (en) | 2020-04-29 | 2020-04-29 | Municipal administration slogan tablet fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111369891A CN111369891A (en) | 2020-07-03 |
| CN111369891B true CN111369891B (en) | 2022-03-11 |
Family
ID=71209505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010355002.8A Active CN111369891B (en) | 2020-04-29 | 2020-04-29 | Municipal administration slogan tablet fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111369891B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009097B (en) * | 2020-09-11 | 2022-02-25 | 福建省满利红包装彩印有限公司 | High resistant separates printing wrapping bag processing equipment |
| CN113640160A (en) * | 2021-08-10 | 2021-11-12 | 池州市九华明坤铝业有限公司 | Wheel disc type multi-aluminum alloy pipe hardness automatic measuring device and using method thereof |
| CN115214915B (en) * | 2022-06-14 | 2023-08-18 | 浙江山美机械制造有限公司 | Filling counterweight sealing cover device and manufacturing process thereof |
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| CN111369891A (en) | 2020-07-03 |
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