CN111322489A - Building engineering management bid inviting device - Google Patents
Building engineering management bid inviting device Download PDFInfo
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- CN111322489A CN111322489A CN202010169415.7A CN202010169415A CN111322489A CN 111322489 A CN111322489 A CN 111322489A CN 202010169415 A CN202010169415 A CN 202010169415A CN 111322489 A CN111322489 A CN 111322489A
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- connecting plate
- display screen
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- engineering management
- rod
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/08—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a vertical axis, e.g. panoramic heads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Abstract
The invention discloses a building engineering management bidding device which comprises a bidding device body, wherein the bidding device body comprises a display screen for displaying bidding information, a base is arranged below the display screen, vertical plates are fixedly arranged on two sides of the top of the base, a same protective sleeve is slidably sleeved on the two vertical plates, the bottom of the protective sleeve is fixed with the top of the base in a magnetic absorption mode, a cover plate is rotatably arranged on the top of one side of the protective sleeve and comprises a first connecting plate and a second connecting plate rotatably arranged with the first connecting plate, the top of the second connecting plate is fixed with the bottom of the first connecting plate in a magnetic absorption mode, and an installation pipe is fixedly arranged on the top of the base. The display screen protection device is reasonable in design and convenient to operate, the display screen can be conveniently rotated according to actual needs, the display screen can be suitable for people in different directions to watch, the display screen can be conveniently protected due to the arrangement of the protection sleeve and the cover plate, and the risk that the display screen is damaged due to collision is avoided.
Description
Technical Field
The invention relates to the technical field of management bidding equipment, in particular to a management bidding device for constructional engineering.
Background
Along with the constantly quickening of urbanization construction pace, also bigger and bigger thereupon to the demand of building construction, in order to guarantee the quality and reduce cost of building engineering, bid through bidding side to the external world and realize, this just needs to use and bids the device, it is general all including being used for carrying out the display screen that shows and being used for supporting the fixing base of display screen to bid the device, display screen wherein is fixed, be not convenient for adjust the rotation angle of display screen according to the realization needs, and then make it can not satisfy the personnel of equidirectional and watch, and be not convenient for protect the display screen, when the display screen receives external object collision, cause the display screen to be bumped the bad risk easily, can not satisfy the user demand, therefore we have proposed a building engineering management and have bid the device and be used for solving above-mentioned problem.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a building engineering management bidding device.
The invention provides a building engineering management bidding device, which comprises a bidding device body, wherein the bidding device body comprises a display screen for displaying bidding information, a base is arranged below the display screen, vertical plates are fixedly arranged on two sides of the top of the base, the two vertical plates are slidably sleeved with a same protective sleeve, the bottom of the protective sleeve is magnetically attracted and fixed with the top of the base, a cover plate is rotatably arranged on the top of one side of the protective sleeve and comprises a first connecting plate and a second connecting plate rotatably arranged with the first connecting plate, the top of the second connecting plate is magnetically attracted and fixed with the bottom of the first connecting plate, a mounting pipe is fixedly arranged on the top of the base, the mounting pipe is positioned in the protective sleeve, a vertical rod is rotatably sleeved in the mounting pipe, the top end of the vertical rod extends to the upper part of the mounting pipe and is fixedly arranged with a bottom plate, and the top of the bottom plate is fixedly, the mounting tube is fixedly sleeved with a disc, the top of the disc is provided with a scale mark, one side of the bottom plate is fixedly provided with a pointer, the pointer is matched with the scale mark, the outer side of the bottom plate is annularly provided with a plurality of first clamping grooves, the outer side of the vertical rod is annularly provided with a plurality of second clamping grooves, the plurality of first clamping grooves and the plurality of second clamping grooves are arranged in a one-to-one correspondence manner, the plurality of first clamping grooves and the plurality of second clamping grooves are matched with the scale mark, one second clamping groove in the plurality of second clamping grooves is movably clamped with a clamping column, the inner wall of one side of the mounting tube is provided with a first groove, the inner wall of one side of the first groove, which is far away from the opening of the first groove, is fixedly provided with a first positioning rod, one end of the first positioning rod extends into the mounting tube, the clamping column is slidably sleeved on the first positioning rod, the inner wall of one end of the clamping column and one side of the first groove, a second positioning rod is fixedly arranged on the inner wall of one side of the first groove, a moving block is sleeved on the second positioning rod in a sliding manner, one end of the second positioning rod extends into the installation pipe and is fixedly provided with an anti-falling block, the same second spring is fixedly arranged between one side of the anti-falling block close to the second positioning rod and one side of the moving block, racks are fixedly arranged at the bottom of the connecting rod and the top of the moving block respectively, the two racks are arranged in a staggered manner, a gear is rotatably arranged on the inner wall of the rear side of the first groove and is positioned between the two racks, the two racks are both meshed with the gear, the other side of the moving block is movably contacted with a cross rod, one end of the cross rod extends out of the protective sleeve and is fixedly provided with a pull head, the protective sleeve is sleeved on the cross rod in a sliding manner, one vertical plate of the two vertical plates is sleeved on the cross rod, a plurality of first draw-in grooves all with horizontal pole looks adaptation.
Preferably, two first magnets are embedded at the bottom of the first connecting plate, two second magnets are embedded at the top of the second connecting plate, and the first magnets are adsorbed with the corresponding second magnets.
Preferably, the top of base fixed mounting has two third magnets, and the bottom fixed mounting of lag has two fourth magnets, and the third magnet adsorbs with the fourth magnet that corresponds mutually.
Preferably, a first rectangular hole is formed in the inner wall of one side of the first groove, and the side wall of the first rectangular hole is in movable contact with the outer side of the cross rod.
Preferably, one side of one vertical plate is provided with a second rectangular hole, and the side wall of the second rectangular hole is in sliding connection with the outer side of the cross rod.
Preferably, a slider is fixedly mounted on one side of the second connecting plate, which is close to the protective sleeve.
Preferably, the top fixed mounting of riser has first stopper, and the standing groove has all been seted up to top one side of first connecting plate and bottom one side of second connecting plate, standing groove and the first stopper looks adaptation that corresponds.
Preferably, two third rectangular holes are formed in the top of the protecting sleeve, and the side walls of the third rectangular holes are in sliding connection with the outer sides of the corresponding vertical plates.
Preferably, the top of one side that two risers are close to each other has all seted up the inspection hole.
Preferably, one end of one of the two racks, which is positioned above the rack and is far away from the vertical rod, and one end of the other rack, which is close to the vertical rod, are both fixedly provided with a second limiting block.
Compared with the prior art, the invention has the beneficial effects that:
by the display screen, the base, the protective sleeve, the vertical plate, the mounting tube, the vertical rod, the pointer, the disc, the second clamping groove, the clamping column, the first groove, the first positioning rod, the first spring, the connecting rod, the rack, the gear, the moving block, the second positioning rod, the second spring, the cross rod, the third spring, the second limiting block, the anti-falling block, the second rectangular hole and the scale mark are matched with the bottom plate, at the moment, the display screen is positioned outside the protective sleeve, when the rotation angle of the display screen is required to be adjusted according to actual requirements, the pull head is pushed to the direction close to the protective sleeve to drive the cross rod to extrude the moving block and stretch the third spring, the extruding force drives the moving block to slide on the second positioning rod and compress the second spring, the moving block drives the gear meshed with the moving block to rotate through one rack fixedly connected with the moving block, the gear drives the connecting rod to, the connecting rod drives the clamping column to move out of a second clamping groove clamped with the clamping column and compress the first spring, further, the fixation of the display screen is released, then the display screen is rotated according to the actual requirement, the display screen rotates and simultaneously drives the bottom plate to rotate, the bottom plate drives the pointer to rotate, when the rotation angles of the display screens are adjusted according to people in different directions, the display screens are stopped to rotate, then the pushing force on the pull heads is released, at the moment, the elastic force of the third spring drives the cross rod to reset and the extrusion force on the moving block is released, at the moment, the elastic force of the second spring drives one rack fixedly connected with the moving block to move rightwards, one rack drives the other rack to move leftwards through the gear, and the other rack simultaneously drives the clamping columns to move into a second clamping groove aligned with the other rack through the connecting rod and the elastic force of the first spring so that the display screens are fixed;
when the protecting cover is contacted with the bottom of the first limiting block, the display screen is completely positioned in the protecting cover at the moment, the pulling force on the pulling head is released, the elastic force of the third spring drives the cross rod to move into the first clamping groove aligned with the cross rod, so that the protecting cover is fixed, and then the second connecting plate is rotated downwards to drive the two first magnets to be respectively separated from the corresponding second magnets, rotate first connecting plate immediately for first connecting plate and second connecting plate shelter from the lag simultaneously, have reached the purpose of protecting the display screen.
The display screen protection device is reasonable in design and convenient to operate, the display screen can be conveniently rotated according to actual needs, the display screen can be suitable for people in different directions to watch, the display screen can be conveniently protected due to the arrangement of the protection sleeve and the cover plate, and the risk that the display screen is damaged due to collision is avoided.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a display screen of a building engineering management bidding device, which is located outside a protective sleeve;
fig. 2 is a schematic structural diagram of a part a of a building engineering management bidding device according to the present invention;
fig. 3 is a schematic cross-sectional view of a display screen of a building engineering management bidding device in a protective sleeve according to the present invention;
FIG. 4 is a schematic structural diagram of portion B of FIG. 3;
fig. 5 is a schematic top view of the disc and the graduation marks of fig. 1.
In the figure: 1 display screen, 2 bases, 3 lag, 4 risers, 5 installation pipes, 6 montants, 7 first draw-in grooves, 8 pointers, 9 discs, 10 first connecting plates, 11 second connecting plates, 12 first magnet, 13 second draw-in grooves, 14 calorie of post, 15 first grooves, 16 first locating levers, 17 first spring, 18 connecting rods, 19 racks, 20 gears, 21 moving blocks, 22 second locating levers, 23 second spring, 24 horizontal poles, 25 third spring, 26 second limiting blocks, 27 anticreep piece, 28 third magnet, 29 second rectangular holes, 30 scale marks, 31 bottom plates.
Detailed Description
The present invention will be further illustrated with reference to the following specific examples.
Examples
Referring to fig. 1-5, the embodiment provides a building engineering management bid inviting device, which comprises a bid inviting device body, the bid inviting device body comprises a display screen 1 for displaying bid inviting information, bid inviting parties know the bid inviting information of the bid inviting parties through the display screen 1, a base 2 is arranged below the display screen 1, vertical plates 4 are fixedly arranged on both sides of the top of the base 2, a same protective sleeve 3 is slidably sleeved on the two vertical plates 4, the bottom of the protective sleeve 3 is magnetically attracted and fixed with the top of the base 2, a cover plate is rotatably arranged on the top of one side of the protective sleeve 3, the cover plate comprises a first connecting plate 10 and a second connecting plate 11 rotatably arranged with the first connecting plate 10, the top of the second connecting plate 11 is magnetically attracted and fixed with the bottom of the first connecting plate 10, a mounting pipe 5 is fixedly arranged on the top of the base 2, the mounting pipe 5 is positioned in the protective sleeve 3, a vertical rod, the top end of the vertical rod 6 extends to the upper part of the mounting tube 5 and is fixedly provided with a bottom plate 31, the top part of the bottom plate 31 is fixedly arranged with the bottom part of the display screen 1, the mounting tube 5 is fixedly sleeved with a disc 9, the top part of the disc 9 is provided with scale marks 30, one side of the bottom part of the bottom plate 31 is fixedly provided with a pointer 8, the pointer 8 is matched with the scale marks 30, the outer side of the bottom plate 31 is annularly provided with a plurality of first clamping grooves 7, the outer side of the vertical rod 6 is annularly provided with a plurality of second clamping grooves 13, the plurality of first clamping grooves 7 and the plurality of second clamping grooves 13 are correspondingly arranged one by one, the plurality of first clamping grooves 7 and the plurality of second clamping grooves 13 are matched with the scale marks 30, one second clamping groove 13 in the plurality of second clamping grooves 13 is movably provided with a clamping column 14, the inner wall of one side of the mounting tube 5 is provided with a first groove 15, the inner wall of the first, one end of a first locating rod 16 extends into the mounting tube 5, a clamping column 14 is sleeved on the first locating rod 16 in a sliding manner, one end of the clamping column 14 and the inner wall of one side of the first groove 15 far away from the opening of the first groove are fixedly provided with a same first spring 17, the bottom of the clamping column 14 is fixedly provided with a connecting rod 18 positioned on one side of the vertical rod 6, the inner wall of one side of the first groove 15 is fixedly provided with a second locating rod 22, a moving block 21 is sleeved on the second locating rod 22 in a sliding manner, one end of the second locating rod 22 extends into the mounting tube 5 and is fixedly provided with an anti-falling block 27, a same second spring 23 is fixedly arranged between one side of the anti-falling block 27 close to the second locating rod 22 and one side of the moving block 21, racks 19 are fixedly arranged at the bottom of the connecting rod 18 and the top of the moving block 21, the two racks 19 are arranged in a staggered manner, a gear 20 is, the display screen protection device is reasonable in design and convenient to operate, the display screen 1 can be conveniently rotated according to actual needs, the display screen 1 can be suitable for people in different directions to watch, the protection sleeve 3 and the cover plate are arranged, the display screen 1 can be conveniently protected, and the risk that the display screen 1 is damaged due to collision is avoided.
In this embodiment, two first magnets 12 are embedded at the bottom of the first connecting plate 10, two second magnets are embedded at the top of the second connecting plate 11, the first magnets 12 are adsorbed to the corresponding second magnets, two third magnets 28 are fixedly installed at the top of the base 2, two fourth magnets are fixedly installed at the bottom of the protective cover 3, the third magnets 28 are adsorbed to the corresponding fourth magnets, a first rectangular hole is formed on the inner wall of one side of the first groove 15, the side wall of the first rectangular hole is in movable contact with the outer side of the cross rod 24, a second rectangular hole 29 is formed at one side of one vertical plate 4, the side wall of the second rectangular hole 29 is in sliding connection with the outer side of the cross rod 24, a pull head is fixedly installed at one side of the second connecting plate 11 close to the protective cover 3, a first limiting block is fixedly installed at the top of the vertical plate 4, placing grooves are formed at one side of the top of the first connecting plate 10 and one side of the bottom of the second, the display screen protection device is reasonable in design and convenient to operate, the display screen 1 can be rotated according to actual needs, the display screen 1 can be suitable for people in different directions to watch, the protection sleeve 3 and the cover plate are arranged, the display screen 1 can be protected conveniently, and the risk that the display screen 1 is damaged due to collision is avoided.
In this embodiment, when the display device is used, the display screen 1 is located outside the protective sleeve 3, when the rotation angle of the display screen 1 needs to be adjusted according to actual needs, the slider is pushed towards the direction close to the protective sleeve 3, the slider drives the cross bar 24 to move, the cross bar 24 moves and simultaneously extrudes the moving block 21 in contact with the cross bar 24, the extruding force enables the moving block 21 to slide on the second positioning rod 22 and compress the second spring 23, the cross bar 24 moves and simultaneously stretches the third spring 25, the moving block 21 moves and simultaneously drives one rack 19 fixedly connected with the moving block to move leftwards, one rack 19 drives the gear 20 engaged with the moving block to rotate, the gear 20 drives the other rack 19 engaged with the gear to move rightwards, the other rack 19 drives the connecting rod 18 to move rightwards, the connecting rod 18 drives the clamping column 14 to move, so that the clamping column 14 slides on the first positioning rod 16 and compresses the first spring 17, the clamping column 14 moves and simultaneously gradually moves out of one second clamping groove 13 clamped with the clamping column, so that the fixing of the display screen 1 is released, then the display screen 1 is rotated according to actual needs, the vertical rod 6 is driven to rotate in the installation tube 5 while the display screen 1 rotates, the bottom plate 31 is driven to rotate while the display screen 1 rotates, the pointer 8 is driven by the bottom plate 31 to rotate, the position of the second clamping groove 13 is judged through the pointer 8, the rotation angle of the display screen 1 is changed while the display screen 1 rotates, when the rotation angle of the display screen 1 is adjusted according to people in different directions, the rotation of the display screen 1 is stopped, at the moment, one second clamping groove 13 in the second clamping grooves 13 is aligned with the clamping column 14, the thrust to the pull head is released, at the moment, the third spring 25 in a stretching state is reset, the elastic force of the third spring 25 drives the cross rod 24 to reset, the extrusion force to the moving block 21 is released while the, the second spring 23 in a compressed state is reset, the elastic force of the second spring 23 drives one rack 19 fixedly connected with the second spring to move rightwards through the moving block 21, one rack 19 drives the other rack 19 to move leftwards through the gear 20, the other rack 19 drives the connecting rod 18 to move, and at the moment, the elastic force of the connecting rod 18 and the first spring 17 simultaneously drives the clamping column 14 to move into a second clamping groove 13 aligned with the clamping column, so that the display screen 1 is fixed;
after the display screen 1 is used, when the display screen 1 needs to be protected, the pull head is pulled in the direction away from the protecting sleeve 3 to drive the cross rod 24 to move into the protecting sleeve 3, the cross rod 24 compresses the third spring 25 while moving, then the pull head is pushed upwards, the pull head drives the cross rod 24 to move upwards, the cross rod 24 drives the protecting sleeve 3 to slide upwards on the two vertical plates 4, the protecting sleeve 3 drives the two fourth magnets to separate from the corresponding third magnets 28 respectively while moving upwards, the protecting sleeve 3 drives the first connecting plate 10 to move upwards while moving upwards, the first connecting plate 10 drives the second connecting plate 11 to move upwards, when the top of the protecting sleeve 3 is in contact with the bottom of the first limiting block, the display screen 1 is completely positioned in the protecting sleeve 3, the cross rod 24 is aligned with one first clamping groove 7 of the plurality of first clamping grooves 7 at the moment, the pulling force on the pull head is released, and the third spring 25 in the compressed state is slowly reset, the elasticity of third spring 25 drives horizontal pole 24 and moves to rather than in the first draw-in groove 7 of alignment for lag 3 is fixed, rotates second connecting plate 11 downwards next, and second connecting plate 11 drives two first magnet 12 respectively with the second magnet phase separation that corresponds, rotates first connecting plate 10 next, makes first connecting plate 10 and second connecting plate 11 shelter from lag 3 simultaneously, has reached the purpose of protecting display screen 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a building engineering management bid device, includes the bid device body of inviting, the bid device body of inviting includes display screen (1) that is used for revealing bid information, its characterized in that, the below of display screen (1) is equipped with base (2), and the top both sides of base (2) all fixed mounting have riser (4), and sliding sleeve is equipped with same lag (3) on two riser (4), and the bottom of lag (3) is inhaled fixedly with the top magnetism of base (2), and one side top of lag (3) is rotated and is installed the apron, the apron includes first connecting plate (10) and second connecting plate (11) of rotating the installation with first connecting plate (10), and the top of second connecting plate (11) is inhaled fixedly with the bottom magnetism of first connecting plate (10), the top fixed mounting of base (2) has installation pipe (5), and installation pipe (5) are located lag (3), a vertical rod (6) is rotatably sleeved in the mounting tube (5), the top end of the vertical rod (6) extends to the upper part of the mounting tube (5) and is fixedly provided with a bottom plate (31), the top part of the bottom plate (31) is fixedly arranged with the bottom part of the display screen (1), a disc (9) is fixedly sleeved on the mounting tube (5), scale marks (30) are arranged on the top part of the disc (9), a pointer (8) is fixedly arranged on one side of the bottom part of the bottom plate (31), the pointer (8) is matched with the scale marks (30), a plurality of first clamping grooves (7) are annularly arranged on the outer side of the bottom plate (31), a plurality of second clamping grooves (13) are annularly arranged on the outer side of the vertical rod (6), the plurality of first clamping grooves (7) are in one-to-one correspondence with the plurality of second clamping grooves (13), the plurality of first clamping grooves (7) and the plurality of second clamping grooves (13) are matched with the scale marks (30), and a movable clamping column (14) is movably clamped in one second clamping groove, first groove (15) has been seted up on one side inner wall of installation pipe (5), fixed mounting has first locating lever (16) on its open-ended one side inner wall is kept away from in first groove (15), the one end of first locating lever (16) extends to in installation pipe (5), card post (14) slip cap is established on first locating lever (16), fixed mounting has same first spring (17) on its open-ended one side inner wall is kept away from with first groove (15) to the one end of card post (14), the bottom fixed mounting of card post (14) has connecting rod (18) that are located montant (6) one side, fixed mounting has second locating lever (22) on one side inner wall of first groove (15), and the slip cap is equipped with movable block (21) on second locating lever (22), and the one end of second locating lever (22) extends to in installation pipe (5) and fixed mounting has anticreep piece (27), and fixed mounting has same one side of same movable block (21) between one side that anticreep piece (27) is close to one side of second locating lever (22) and the bottom of the connecting rod (18) and the top of the moving block (21) are fixedly provided with racks (19), the two racks (19) are arranged in a staggered mode, a gear (20) is rotatably arranged on the inner wall of the rear side of the first groove (15), the gear (20) is located between the two racks (19), the two racks (19) are meshed with the gear (20), the other side of the moving block (21) is movably contacted with a cross rod (24), one end of the cross rod (24) extends out of the protecting sleeve (3) and is fixedly provided with a pull head, the protecting sleeve (3) is slidably sleeved on the cross rod (24), one vertical plate (4) of the two vertical plates (4) is sleeved on the cross rod (24), the outer side of the cross rod (24) is fixedly provided with a third spring (25) movably sleeved on the cross rod (24), one end of the third spring (25) is fixedly connected with the inner wall of one side of the protecting sleeve (3), the first clamping grooves (7) are matched with the cross rod (24).
2. The construction work management signboard device according to claim 1, wherein two first magnets (12) are embedded in the bottom of the first connecting plate (10), two second magnets are embedded in the top of the second connecting plate (11), and the first magnets (12) are attracted to the corresponding second magnets.
3. The building engineering management bidding device as claimed in claim 1, wherein two third magnets (28) are fixedly mounted on the top of the base (2), two fourth magnets are fixedly mounted on the bottom of the protective sleeve (3), and the third magnets (28) are attracted to the corresponding fourth magnets.
4. The construction engineering management signboard assembly according to claim 1, wherein a first rectangular hole is formed in an inner wall of one side of the first groove (15), and a side wall of the first rectangular hole is in movable contact with an outer side of the cross bar (24).
5. A construction engineering management signboard assembly according to claim 1 wherein one side of one of the risers (4) is formed with a second rectangular hole (29), and the side wall of the second rectangular hole (29) is slidably connected to the outside of the cross bar (24).
6. A building engineering management signboard assembly according to claim 1, wherein a slider is fixedly mounted on the second connecting plate (11) near the protecting jacket (3).
7. The building engineering management signboard device as claimed in claim 1, wherein a first limit block is fixedly mounted on the top of the vertical plate (4), placing grooves are formed in both the top side of the first connecting plate (10) and the bottom side of the second connecting plate (11), and the placing grooves are matched with the corresponding first limit blocks.
8. The building engineering management signboard device as claimed in claim 1, wherein two third rectangular holes are opened on the top of the protective sleeve (3), and the side walls of the third rectangular holes are slidably connected with the outer sides of the corresponding vertical plates (4).
9. The building engineering management signboard device as claimed in claim 1, wherein the top of the side where the two risers (4) are close to each other is provided with a viewing hole.
10. The building engineering management signboard device as claimed in claim 1, wherein one end of one rack (19) far away from the vertical rod (6) and one end of the other rack (19) close to the vertical rod (6) which are positioned above the two racks (19) are both fixedly provided with a second limiting block (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010169415.7A CN111322489B (en) | 2020-03-12 | 2020-03-12 | Building engineering management bid inviting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010169415.7A CN111322489B (en) | 2020-03-12 | 2020-03-12 | Building engineering management bid inviting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111322489A true CN111322489A (en) | 2020-06-23 |
| CN111322489B CN111322489B (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010169415.7A Expired - Fee Related CN111322489B (en) | 2020-03-12 | 2020-03-12 | Building engineering management bid inviting device |
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| CN (1) | CN111322489B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112270885A (en) * | 2020-11-16 | 2021-01-26 | 广州星联科技有限公司 | Interactive phantom imaging equipment |
| CN112954934A (en) * | 2021-03-17 | 2021-06-11 | 丘献有 | Control terminal protective equipment that intelligence was made |
| CN114508661A (en) * | 2022-02-14 | 2022-05-17 | 郑州阜豫科技有限公司 | Scientific and technological achievement transformation operation data information display platform |
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| CN208221957U (en) * | 2018-05-22 | 2018-12-11 | 山东管理学院 | A kind of multi-functional electronic information display screen |
| CN110319319A (en) * | 2019-07-18 | 2019-10-11 | 徐玲 | A kind of modern project theodolite |
| CN209557917U (en) * | 2018-12-26 | 2019-10-29 | 深圳市艾美视科技有限公司 | The display screen adjustment structure of recognition of face all-in-one machine |
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| JP2000346284A (en) * | 1999-06-04 | 2000-12-15 | Sony Corp | Rotary stand |
| DE10216450A1 (en) * | 2002-04-12 | 2003-11-06 | Rittal Gmbh & Co Kg | Monitor stand is mounted on pivot consisting of concentric bearing rings with interlocking teeth and grooves which can be locked by control knob on stand which is connected by cable to spring-loaded pin |
| US20050236105A1 (en) * | 2004-04-26 | 2005-10-27 | Fujitsu Limited | Apparatus and method for manufacturing laminated substrate |
| CN2821247Y (en) * | 2005-06-14 | 2006-09-27 | 王淑媚 | Positioning structure of telescopic pipeline |
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| CN104912884A (en) * | 2015-06-18 | 2015-09-16 | 昆山泓杰电子有限公司 | Self-locking stand column mechanism capable of stretching and retracting freely |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112270885A (en) * | 2020-11-16 | 2021-01-26 | 广州星联科技有限公司 | Interactive phantom imaging equipment |
| CN112270885B (en) * | 2020-11-16 | 2022-03-25 | 广州星联科技有限公司 | Interactive phantom imaging equipment |
| CN112270885B8 (en) * | 2020-11-16 | 2022-04-12 | 湖南美创数字科技有限公司 | Interactive phantom imaging equipment |
| CN112954934A (en) * | 2021-03-17 | 2021-06-11 | 丘献有 | Control terminal protective equipment that intelligence was made |
| CN112954934B (en) * | 2021-03-17 | 2024-02-06 | 怀化市正泰农机装备有限公司 | Intelligent manufacturing control terminal protective equipment |
| CN114508661A (en) * | 2022-02-14 | 2022-05-17 | 郑州阜豫科技有限公司 | Scientific and technological achievement transformation operation data information display platform |
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|---|---|
| CN111322489B (en) | 2021-07-16 |
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