CN213786320U

CN213786320U - Drawing fixing device for engineering cost

Info

Publication number: CN213786320U
Application number: CN202022548423.0U
Authority: CN
Inventors: 纪海军; 张建鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-07-27
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a drawing fixing device for engineering cost, which comprises a bottom plate, wherein four corners at the bottom of the bottom plate are all provided with rollers, one end of the top of the bottom plate, which is close to the rollers, is provided with a locking mechanism, the left and right ends at the top of the bottom plate are symmetrically fixed with an outer barrel, the inner cavity of the outer barrel is movably provided with an inner barrel, the outer wall of the inner barrel is provided with scale marks at equal intervals, the top of the inner barrel is provided with a driving box, the inner cavity of the driving box is provided with a driving mechanism, the utility model can drive a bidirectional screw rod to rotate through the work of the driving mechanism, the driving block can simultaneously move towards the inner side or the outer side through the rotation of the bidirectional screw rod, so as to be convenient for adjusting the longitudinal interval between the positioning mechanisms, thereby being convenient for fixing drawings with different widths by the convenient device, and simultaneously moving towards the left and the right of the outer wall of the transverse interval between the positioning mechanisms through a sliding sleeve, thereby being convenient for adjusting the transverse interval between the positioning mechanisms, the device is convenient for fixing drawings with different lengths, and the utilization rate of the device is improved.

Description

Drawing fixing device for engineering cost

Technical Field

The utility model relates to a drawing fixed equipment technical field specifically is a drawing fixing device for engineering cost.

Background

The construction cost directly means the construction price of the project, the main task of the construction cost is to calculate the direct cost contained in the project according to the drawing, the quota and the list specification, so the construction cost budget can not be kept away from the construction drawing, the construction drawing is the basic basis of the construction cost budget, the drawing is required to be fixed for convenient observation, but the prior fixing device still has certain problems, and the specific problems are as follows:

the drawing of traditional device can only be fixed the fixed specification to the practicality of device has been reduced, because the breadth of construction drawing is great in addition, generally all spread the drawing on the desk when looking over the construction drawing, thereby lie prostrate and look over on the desk, lie prostrate for a long time and look over the condition that engineering cost personnel appear lumbago easily on the desk.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drawing fixing device for engineering cost to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a drawing fixing device for engineering cost comprises a bottom plate, wherein rollers are mounted at four corners of the bottom plate, locking mechanisms are mounted at one end, close to the rollers, of the top of the bottom plate, outer barrels are symmetrically fixed at the left end and the right end of the top of the bottom plate, inner barrels are movably mounted in inner cavities of the outer barrels, scale marks are arranged on outer walls of the inner barrels at equal intervals, a driving box is mounted at the top of the inner barrel, driving mechanisms are mounted in inner cavities of the driving box, two-way lead screws are mounted at the left end and the right end of the top of the driving box through bearings, stop blocks are arranged at the centers of the outer walls of the two-way lead screws, limit blocks are arranged at the tops of the two-way lead screws, driving blocks are symmetrically sleeved at the upper ends and the lower ends of the outer walls of the two-way lead screws, cross rods are mounted between the inner sides of the driving blocks, sliding sleeves are symmetrically sleeved at the left end and the right end of the outer walls of the cross rods, the inner chamber of horizontal pole is equidistant to be seted up the preformed hole, the equal spiro union of one end that the horizontal pole was kept away from to the sliding sleeve has the locking bolt, and the locking bolt is close to the one end of horizontal pole and stretches into the inner chamber of preformed hole, positioning mechanism is all installed to the one end that the sliding sleeve is close to two-way lead screw.

Preferably, locking mechanism includes carousel, screw rod and supporting seat, locking mechanism's screw rod is located four corners of bottom plate, the top of screw rod all stretches out the bottom plate and installs the supporting seat, the bottom of screw rod all stretches out the bottom plate and is provided with the carousel.

Based on above-mentioned technical characteristics, the carousel rotates and drives the screw rod and rotate and the downstream to make the supporting seat downstream fixed the device, the rolling condition appears when avoiding using.

Preferably, a fixing rod is fixed at one end, close to the vertical central line of the bottom plate, of the upper end of the outer barrel, a T-shaped limiting rod and a reset spring are sleeved on the outer wall of the fixing rod respectively, the reset spring is located between the outer barrel and the T-shaped limiting rod, a pull ring is arranged at one end, far away from the outer barrel, of the T-shaped limiting rod, and limiting grooves matched with the T-shaped limiting rod are formed in the inner cavity of the inner barrel at equal intervals.

Based on the technical characteristics, the pull ring is loosened, the T-shaped limiting rod is clamped into the inner cavity of the limiting rod under the elastic action of the reset spring, the outer barrel is conveniently fixed in the inner cavity of the inner barrel, and the inner barrel is conveniently fixed after being adjusted to a certain height.

Preferably, the driving mechanism comprises a first bevel gear, a transmission rod, a rotating wheel, a second bevel gear, a driving shaft, a third bevel gear, a fourth bevel gear and a driving shaft, the rotating wheel of the driving mechanism is positioned at the center of the bottom of the driving box, the top of the rotating wheel extends into the inner cavity of the driving box and is provided with a driving shaft, a second bevel gear is arranged at the top of the driving shaft, third bevel gears are symmetrically meshed at the left end and the right end of the second bevel gear, a transmission rod is arranged at one end of the third bevel gear far away from the second bevel gear, and the transmission rod is rotationally connected with the inner wall of the driving box, one end of the outer wall of the transmission rod, which is far away from the third bevel gear, is sleeved with a fourth bevel gear, one end, far away from the third bevel gear, of the fourth bevel gear is meshed with a first bevel gear, the tops of the first bevel gears are provided with driving shafts, and the tops of the driving shafts are rotatably connected with the bottoms of the bidirectional screw rods.

Based on the technical characteristics, the driving mechanism can drive the bidirectional screw rod to rotate, so that the driving block can move to adjust the distance between the positioning mechanisms conveniently, and drawings of different specifications can be fixed conveniently.

Preferably, a mounting seat is fixed at one end of the bottom of the driving box, which is close to the rotating wheel, a fixing bolt is screwed at the bottom of the mounting seat, and a screw hole matched with the fixing bolt is formed in the inner cavity of the rotating wheel.

Based on the technical characteristics, the fixed bolt is screwed into the screw hole, so that the rotating wheel is conveniently limited, and the rotation is avoided.

Preferably, positioning mechanism includes arm-tie, positioning spring, activity post, support body, movable clamp plate, solid fixed splint and connecting rod, positioning mechanism's support body is located the one end that the sliding sleeve is close to the dog, the left end movable mounting of support body inner chamber has the activity post, the one end that the support body was kept away from to the activity post is installed the arm-tie, the outer wall cover of activity post is equipped with positioning spring, and positioning spring is located between arm-tie and the support body, the right-hand member of support body inner chamber is fixed with the connecting rod, the one end that the support body was kept away from to the connecting rod is fixed with solid fixed splint.

Based on the technical characteristics, four corners of the drawing are fixed and clamped conveniently by four positioning mechanisms, and the drawing is convenient for a user to watch.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the bidirectional screw rod can be driven to rotate through the work of the driving mechanism, the driving block can simultaneously move towards the inner side or the outer side through the rotation of the bidirectional screw rod, the positioning mechanisms can be conveniently driven to move through the transverse rod, the longitudinal distance between the positioning mechanisms can be conveniently adjusted, so that the device can conveniently fix drawings with different widths, and meanwhile, the device can conveniently move left and right on the outer wall of the transverse rod through the sliding sleeve, so that the transverse distance between the positioning mechanisms can be conveniently adjusted, the device can conveniently fix drawings with different lengths, and the utilization rate of the device is improved;

(2) through the inner chamber that hand power pull ring pulling T type gag lever post breaks away from the gag lever post, remove the limiting displacement to the inner tube, through reading the scale mark this moment, stretch out the inner tube to certain high back from the inner chamber of urceolus, loosen the pull ring, reset spring's spring action makes T type gag lever post card advance the inner chamber of gag lever post, the inner chamber at the inner tube is fixed to the urceolus conveniently, thereby be convenient for highly adjusting the device, make the device can satisfy different height users' demand, the person of facilitating the use observes, avoid the long-term work of following a desk of user.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

FIG. 4 is a schematic structural view of the positioning mechanism of the present invention;

fig. 5 is a schematic side view of the present invention;

fig. 6 is a schematic structural diagram of the driving mechanism of the present invention.

In the figure: 1. a bidirectional screw rod; 2. a stopper; 3. a drive block; 4. an inner barrel; 5. scale lines; 6. an outer cylinder; 7. a base plate; 8. a roller; 9. a locking mechanism; 901. a turntable; 902. a screw; 903. a supporting seat; 10. a drive mechanism; 1001. a first bevel gear; 1002. a transmission rod; 1003. a rotating wheel; 1004. a second bevel gear; 1005. a drive shaft; 1006. a third bevel gear; 1007. a fourth bevel gear; 1008. a drive shaft; 11. a drive box; 12. a limiting block; 13. locking the bolt; 14. a positioning mechanism; 1401. pulling a plate; 1402. a positioning spring; 1403. a movable post; 1404. a frame body; 1405. a movable splint; 1406. fixing the clamping plate; 1407. a connecting rod; 15. a cross bar; 16. reserving a hole; 17. a sliding sleeve; 18. fixing the rod; 19. A limiting groove; 20. a T-shaped limiting rod; 21. a pull ring; 22. a return spring; 23. a screw hole; 24. fixing the bolt; 25. and (7) mounting a seat.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides an embodiment: a drawing fixing device for engineering cost comprises a bottom plate 7, rollers 8 are mounted at four corners of the bottom plate 7, locking mechanisms 9 are mounted at one ends, close to the rollers 8, of the top of the bottom plate 7, the locking mechanisms 9 comprise turntables 901, screws 902 and supporting seats 903, the screws 902 of the locking mechanisms 9 are located at the four corners of the bottom plate 7, the tops of the screws 902 extend out of the bottom plate 7 and are provided with the supporting seats 903, the bottoms of the screws 902 extend out of the bottom plate 7 and are provided with the turntables 901, outer barrels 6 are symmetrically fixed at the left end and the right end of the top of the bottom plate 7, inner barrels 4 are movably mounted in inner cavities of the outer barrels 6, scale marks 5 are arranged on outer walls of the inner barrels 4 at equal intervals, a fixing rod 18 is fixed at one end, close to a vertical central line of the bottom plate 7, T-shaped limiting rods 20 and a reset spring 22 are respectively sleeved on outer walls of the fixing rod 18, and the reset spring 22 is located between the outer barrels 6 and the T-shaped limiting rods 20, a pull ring 21 is arranged at one end of a T-shaped limiting rod 20 far away from an outer cylinder 6, limiting grooves 19 matched with the T-shaped limiting rod 20 are arranged in an inner cavity of the inner cylinder 4 at equal intervals, a driving box 11 is arranged at the top of the inner cylinder 4, a driving mechanism 10 is arranged in the inner cavity of the driving box 11, a bidirectional screw rod 1 is arranged at the left end and the right end of the top of the driving box 11 through bearings, the driving mechanism 10 comprises a first bevel gear 1001, a transmission rod 1002, a rotating wheel 1003, a second bevel gear 1004, a driving shaft 1005, a third bevel gear 1006, a fourth bevel gear 1007 and a driving shaft 1008, the rotating wheel 1003 of the driving mechanism 10 is positioned at the center of the bottom of the driving box 11, the top of the rotating wheel 1003 extends into the inner cavity of the driving box 11 and is provided with the driving shaft 1005, the second bevel gear 1004 is arranged at the top of the driving shaft 1005, the third bevel gear 1006 is symmetrically engaged with the third bevel gear 1006, and one end of the third bevel gear 1006 far away from the second bevel gear 1004 is provided with the transmission rod 1002, the driving rod 1002 is rotatably connected with the inner wall of the driving box 11, one end of the outer wall of the driving rod 1002, which is far away from the third bevel gear 1006, is sleeved with a fourth bevel gear 1007, one end of the fourth bevel gear 1007, which is far away from the third bevel gear 1006, is engaged with the first bevel gear 1001, the top of the first bevel gear 1001 is provided with a driving shaft 1008, the top of the driving shaft 1008 is rotatably connected with the bottom of the bidirectional screw rod 1, one end of the bottom of the driving box 11, which is near to the rotating wheel 1003, is fixed with a mounting seat 25, the bottom of the mounting seat 25 is screwed with a fixing bolt 24, the inner cavity of the rotating wheel 1003 is provided with a screw hole 23 mutually matched with the fixing bolt 24, the center of the outer wall of the bidirectional screw rod 1 is provided with a stopper 2, the top of the bidirectional screw rod 1 is provided with a stopper 12, the upper end and the lower end of the outer wall of the bidirectional screw rod 1 are symmetrically sleeved with a driving block 3, a cross rod 15 is arranged between the inner sides of the driving block 3, the left end and the right end of the outer wall of the cross rod 15 are symmetrically sleeved with sliding sleeves 17, the inner cavity of the cross rod 15 is provided with preformed holes 16 at equal intervals, one end of the sliding sleeve 17 far away from the cross rod 15 is screwed with a locking bolt 13, and one end of the locking bolt 13 close to the cross bar 15 extends into the inner cavity of the preformed hole 16, one end of the sliding sleeve 17 close to the bidirectional screw rod 1 is provided with a positioning mechanism 14, the positioning mechanism 14 comprises a pulling plate 1401, a positioning spring 1402, a movable column 1403, a frame body 1404, a movable clamping plate 1405, a fixed clamping plate 1406 and a connecting rod 1407, the frame body 1404 of the positioning mechanism 14 is positioned at one end of the sliding sleeve 17 close to the stop block 2, the left end of the inner cavity of the frame body 1404 is movably provided with a movable column 1403, one end of the movable column 1403 far away from the frame body 1404 is provided with the pulling plate 1401, the outer wall of the movable column 1403 is sleeved with the positioning spring 1402, and the positioning spring 1402 is positioned between the pulling plate 1401 and the frame body 1404, a connecting rod 1407 is fixed at the right end of the inner cavity of the frame body 1404, and a fixed clamping plate 1406 is fixed at one end of the connecting rod 1407 far away from the frame body 1404.

The working principle is as follows: when the device is used, the roller 8 is utilized to push the device to a required working area, the supporting seat 903 is held by a hand, the supporting seat 903 rotates to drive the screw 902 to move downwards, so that the turntable 901 is contacted with the ground to fix the device, the rolling situation is avoided when the device is used, then according to the height requirement of a user, the hand-pulling pull ring 21 pulls the T-shaped limiting rod 20 to be separated from the inner cavity of the limiting rod 19 and compress the reset spring 22, the limiting effect on the inner cylinder 4 is relieved, at the moment, the inner cylinder 4 extends out of the inner cavity of the outer cylinder 6 to a certain height by reading the scale mark 5, the pull ring 21 is loosened, the elastic action of the reset spring 22 enables the T-shaped limiting rod 20 to be clamped into the inner cavity of the limiting rod 19, the outer cylinder 6 is conveniently fixed in the inner cavity of the inner cylinder 4, the height of the device is convenient to adjust, the device can meet the requirements of users with different heights, and the observation of the user is convenient, the long-term work of the user is avoided, then, the fixing bolt 24 is rotated and taken out from the inner cavity of the screw hole 23, at the moment, the rotating wheel 1003 is manually rotated, the rotating wheel 1003 drives the second bevel gear 1004 to rotate through the driving shaft 1005, the second bevel gear 1004 rotates to drive the third bevel gear 1006 to rotate, the third bevel gear 1006 rotates to drive the transmission rod 1002 to rotate, the transmission rod 1002 rotates to drive the fourth bevel gear 1007 to rotate, so that the driving shaft 1008 can be driven to rotate when the first bevel gear 1001 rotates, and the bidirectional screw rod 1 rotates, because the driving block 3 is in threaded connection with the bidirectional screw rod 1, the driving block 3 simultaneously approaches or moves away from the stop block 2, so as to drive the cross rod 15 to move, thereby the longitudinal distance between the positioning mechanisms 14 can be adjusted, and meanwhile, the sliding sleeve 17 slides left and right on the cross rod 15, so as to adjust the transverse distance between the positioning mechanisms 14, and further enable the device to fix drawings with different specifications, the utilization ratio of the device is improved, pull plate 1401 is pulled in hand at last, and pull plate 1401 moves left and drives movable clamp plate 1405 through activity post 1403 and will remove and compress locating spring 1402, and the drawing block that will wait to observe this moment is between movable clamp plate 1405 and solid fixed clamp plate 1406, and the convenience is fixed with the drawing and is supplied the user to watch.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. The utility model provides a drawing fixing device for engineering cost, includes bottom plate (7), its characterized in that: the roller wheels (8) are installed at four corners of the bottom plate (7), one end, close to the roller wheels (8), of the top of the bottom plate (7) is provided with a locking mechanism (9), the left end and the right end of the top of the bottom plate (7) are symmetrically fixed with outer cylinders (6), the inner cavity of each outer cylinder (6) is movably installed with an inner cylinder (4), the outer wall of each inner cylinder (4) is provided with scale marks (5) at equal intervals, a driving box (11) is installed at the top of each inner cylinder (4), a driving mechanism (10) is installed in the inner cavity of each driving box (11), two-way screw rods (1) are installed at the left end and the right end of the top of each driving box (11) through bearings, stop blocks (2) are arranged at the centers of the outer wall of each two-way screw rod (1), limiting blocks (12) are arranged at the tops of the two-way screw rods (1), and driving blocks (3) are symmetrically arranged at the upper ends and the lower ends of the outer wall of the two-way screw rods (1), all install horizontal pole (15) between the inboard of drive block (3), both ends symmetrical sleeve about horizontal pole (15) outer wall is equipped with sliding sleeve (17), preformed hole (16) have been seted up to the inner chamber equidistant of horizontal pole (15), the equal spiro union of one end that horizontal pole (15) were kept away from in sliding sleeve (17) has locking bolt (13), and locking bolt (13) one end that is close to horizontal pole (15) stretches into the inner chamber of preformed hole (16), positioning mechanism (14) are all installed to the one end that sliding sleeve (17) are close to two-way lead screw (1).

2. The drawing fixing device for construction cost according to claim 1, characterized in that: locking mechanism (9) are including carousel (901), screw rod (902) and supporting seat (903), screw rod (902) of locking mechanism (9) are located four corners of bottom plate (7), bottom plate (7) and install supporting seat (903) are all stretched out to the top of screw rod (902), bottom of screw rod (902) all stretches out bottom plate (7) and is provided with carousel (901).

3. The drawing fixing device for construction cost according to claim 1, characterized in that: the utility model discloses a spacing groove, including urceolus (6), reset spring (22), outer wall, pull ring (21), the one end that urceolus (6) upper end is close to bottom plate (7) vertical center line is fixed with dead lever (18), the outer wall of dead lever (18) is overlapped respectively and is equipped with T type gag lever post (20) and reset spring (22), and reset spring (22) are located between urceolus (6) and T type gag lever post (20), the one end that urceolus (6) were kept away from in T type gag lever post (20) is provided with pull ring (21), the inner chamber of inner tube (4) is equidistant to be provided with spacing groove (19) that matees each other with T type gag lever post (20).

4. The drawing fixing device for construction cost according to claim 1, characterized in that: the driving mechanism (10) comprises a first bevel gear (1001), a transmission rod (1002), a rotating wheel (1003), a second bevel gear (1004), a driving shaft (1005), a third bevel gear (1006), a fourth bevel gear (1007) and a driving shaft (1008), wherein the rotating wheel (1003) of the driving mechanism (10) is positioned at the center of the bottom of a driving box (11), the top of the rotating wheel (1003) extends into the inner cavity of the driving box (11) and is provided with the driving shaft (1005), the top of the driving shaft (1005) is provided with the second bevel gear (1004), the left end and the right end of the second bevel gear (1004) are symmetrically meshed with the third bevel gear (1006), one end, far away from the second bevel gear (1004), of the third bevel gear (1006) is provided with the transmission rod (1002), the transmission rod (1002) is rotatably connected with the inner wall of the driving box (11), one end, far away from the third bevel gear (1006), of the outer wall of the transmission rod (1002) is sleeved with the fourth bevel gear (1007), one end, far away from the third bevel gear (1006), of the fourth bevel gear (1007) is meshed with a first bevel gear (1001), the top of the first bevel gear (1001) is provided with a driving shaft (1008), and the top of the driving shaft (1008) is rotatably connected with the bottom of the bidirectional screw rod (1).

5. The drawing fixing device for construction cost according to claim 1, characterized in that: an installation seat (25) is fixed at one end, close to the rotating wheel (1003), of the bottom of the driving box (11), a fixing bolt (24) is connected to the bottom of the installation seat (25) in a threaded mode, and a screw hole (23) matched with the fixing bolt (24) is formed in the inner cavity of the rotating wheel (1003).

6. The drawing fixing device for construction cost according to claim 1, characterized in that: positioning mechanism (14) include arm-tie (1401), positioning spring (1402), activity post (1403), support body (1404), activity splint (1405), solid fixed splint (1406) and connecting rod (1407), the support body (1404) of positioning mechanism (14) are located sliding sleeve (17) and are close to the one end of dog (2), the left end movable mounting of support body (1404) inner chamber has activity post (1403), the one end that support body (1404) were kept away from in activity post (1403) is installed arm-tie (1401), the outer wall cover of activity post (1403) is equipped with positioning spring (1402), and positioning spring (1402) are located between arm-tie (1401) and support body (1404), the right-hand member of support body (1404) inner chamber is fixed with connecting rod (1407), the one end that support body (1404) were kept away from in connecting rod (1407) is fixed with solid fixed splint (1406).