CN210922605U

CN210922605U - Flatness detection device for building engineering

Info

Publication number: CN210922605U
Application number: CN202020016923.7U
Authority: CN
Inventors: 马风勤; 李清杰; 郭立
Original assignee: Henan Sijian Group Co ltd
Current assignee: Henan Sijian Group Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-07-03
Anticipated expiration: 2030-01-06

Abstract

The utility model discloses a roughness detection device for building engineering, including expansion bracket and horizontal rule frame, expansion bracket left side and stopper fixed connection, and stopper left side and extension rule fixed connection, the upper right side of expansion bracket has seted up the fluting simultaneously, and the inside fixed connection of fluting has spacing latch, the inside cavity of having seted up of expansion bracket, and the inside upper wall fixed mounting of expansion bracket has the rack, the upper right side of expansion bracket is fixedly connected with first slider simultaneously, and the lower right side of expansion bracket is fixedly connected with the second slider, the body of rod upper end of adjusting gear is fixed inside horizontal rule frame through the bearing; the upper side of the inner wall of the cross ruler frame is fixedly connected with a first slide way, and the lower side of the inner wall of the cross ruler frame is fixedly connected with a second slide way. This roughness detection device for building engineering has the displacement can not take place for the extension chi under the gravity of self, guarantees the characteristics of the stability of device in horizontal operation and vertical operation.

Description

Flatness detection device for building engineering

Technical Field

The utility model relates to a building engineering field specifically is a roughness detection device for building engineering.

Background

The leveling instrument is a measuring instrument which utilizes the principle of liquid level, directly displays angular displacement by a leveling bubble and measures the deviation degree of a measured surface relative to a horizontal position, a vertical position and an inclined position, can be used for short-distance measurement and long-distance measurement, also solves the defects that the existing leveling instrument can only be used for measuring in open places and is difficult to measure in narrow places, and has the advantages of accurate measurement, low manufacturing cost, convenient carrying, economy and applicability; the short-distance measurement of the existing level ruler cannot be carried out for long distance, and the short-distance measurement of the existing level ruler cannot be carried out on narrow ground, so that the measurement is very inconvenient, and the measurement of the flatness at the corner of the ground is very inconvenient; in order to solve the above-mentioned defects, the prior art discloses (application number: CN201920214495.6) a flatness detection device for construction engineering, wherein "the extension rule 7 is used for increasing the length of the cross rule frame 2 and measuring longer flatness", the expansion bracket 6 and the extension rule 7 are integrally formed, the middle inner side of the extension rule 7 is connected with a fourth level bubble 8, and the fourth level bubble 8 is used for measuring flatness; the device can be normally used when the horizontal plane is detected, but when the flatness of the vertical plane is detected, the lengthening ruler can move downwards under the gravity of the lengthening ruler, the slider and the slideway are used on the left, one hand is needed to assist, and the operation is inconvenient.

In order to solve the disadvantages existing in the current market, there is a need for a technology for improving a flatness detecting apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming the defect that mentions in the background art, provide a roughness detection device for building engineering. The telescopic frame, the lengthening ruler, the fixed clamping teeth and the limiting clamping teeth have the advantages that the lengthening ruler cannot displace under the self gravity, and the stability of the device in the transverse operation and the vertical operation is guaranteed.

In order to achieve the above object, the utility model provides a following technical scheme: a flatness detection device for building engineering comprises a telescopic frame and a cross ruler frame, wherein the left side of the telescopic frame is fixedly connected with a limiting block, the left side of the limiting block is fixedly connected with a lengthened ruler, meanwhile, a groove is formed in the upper right side of the telescopic frame, a limiting clamping tooth is fixedly connected in the groove, a cavity is formed in the telescopic frame, a rack is fixedly arranged on the upper wall in the telescopic frame, a first sliding block is fixedly connected to the upper right side of the telescopic frame, a second sliding block is fixedly connected to the lower right side of the telescopic frame, and the upper end of a rod body of an adjusting gear is fixed in the cross ruler frame through a bearing;

the utility model discloses a horizontal ruler frame, including horizontal ruler frame, pull ring, fixed column fixed connection, horizontal ruler frame inner wall upside fixedly connected with first slide, and horizontal ruler frame inner wall downside fixedly connected with second slide, the spacing groove has been seted up to horizontal ruler frame left end simultaneously to the pull ring is installed to horizontal ruler frame upper left side, pull ring downside and fixed column fixed connection, and the lower extreme of fixed column passes horizontal ruler frame and fixed latch fixed connection.

Preferably, the limiting blocks are matched with the limiting grooves in size, and the lengthened ruler is inserted into the limiting grooves through the limiting blocks on the right side.

Preferably, the telescopic frame is inserted in the cross ruler frame, and the telescopic frame is of a transverse moving structure.

Preferably, the left end of the ruler frame is provided with a rectangular groove matched with the telescopic frame, the telescopic frame is inserted into the rectangular groove, and the height of the limiting latch is equal to the depth of the groove.

Preferably, the adjusting gear and the rotating wheel are coaxially arranged, and the lower end of the rod body of the adjusting gear penetrates through the cross ruler frame and is fixedly connected with the rotating wheel.

Preferably, the adjusting gear is matched with the rack in size, and the adjusting gear is meshed with the rack.

Preferably, the first slide way is matched with the first slide block in size, the second slide block is matched with the second slide way in size, and meanwhile, the telescopic frame is connected inside the first slide way and the second slide way in a sliding mode through the first slide block and the second slide block on the telescopic frame respectively.

Preferably, the fixed column is clamped on the limiting latch through a fixed latch at the bottom, the fixed latch is of a lifting structure, and meanwhile, a return spring is sleeved on the fixed column.

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

1. the lengthened ruler cannot displace under the self gravity, so that the stability of the device in the transverse operation and the vertical operation is ensured;

2. the length of the lengthening ruler inserted in the telescopic frame is changed through the rotating wheel, so that the whole length of the measuring device is adjusted;

3. the left side of expansion bracket is pegged graft inside the rectangular channel, and the right side of expansion bracket is inboard at the slide through two sets of slider sliding connection, guarantees the stability of expansion bracket in the during operation.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic sectional view of the structure A-A of the present invention;

fig. 4 is an enlarged schematic view of the structure B of the present invention.

Reference numbers in the figures: 1. lengthening a ruler; 2. a limiting block; 3. a limiting groove; 4. a telescopic frame; 5. a cross ruler frame; 6. limiting latch teeth; 7. an adjusting gear; 8. a rotating wheel; 9. a rack; 10. a cavity; 11. grooving; 12. a first slideway; 13. a first slider; 14. a second slider; 15. a second slideway; 16. a pull ring; 17. fixing a column; 18. a return spring; 19. and fixing the latch.

Detailed Description

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. 1-4, the present invention provides a technical solution: a flatness detection device for building engineering comprises a telescopic frame 4 and a cross ruler frame 5, wherein the left side of the telescopic frame 4 is fixedly connected with a limiting block 2, the left side of the limiting block 2 is fixedly connected with an elongated ruler 1, meanwhile, the upper right side of the telescopic frame 4 is provided with a notch 11, a limiting latch 6 is fixedly connected inside the notch 11, the limiting block 2 is matched with the limiting groove 3 in size, and the elongated ruler 1 is inserted into the limiting groove 3 through the limiting block 2 on the right side; a cavity 10 is formed in the telescopic frame 4, a rack 9 is fixedly arranged on the upper wall in the telescopic frame 4, a first sliding block 13 is fixedly connected to the upper right side of the telescopic frame 4, a second sliding block 14 is fixedly connected to the lower right side of the telescopic frame 4, the telescopic frame 4 is inserted in the cross ruler frame 5, and the telescopic frame 4 is in a transverse moving structure; the upper end of the rod body of the adjusting gear 7 is fixed inside the cross ruler frame 5 through a bearing; the left end of the cross ruler frame 5 is provided with a rectangular groove matched with the telescopic frame 4, the telescopic frame 4 is inserted in the rectangular groove, and the height of the limiting latch 6 is equal to the depth of the open groove 11; the adjusting gear 7 and the rotating wheel 8 are coaxially arranged, and the lower end of the rod body of the adjusting gear 7 penetrates through the transverse ruler frame 5 and is fixedly connected with the rotating wheel 8; the adjusting gear 7 is matched with the rack 9 in size, and the adjusting gear 7 is meshed with the rack 9; the first slide way 12 is matched with the first slide block 13 in size, the second slide block 14 is matched with the second slide way 15 in size, and meanwhile, the expansion bracket 4 is respectively connected inside the first slide way 12 and the second slide way 15 in a sliding mode through the first slide block 13 and the second slide block 14 on the expansion bracket; a first slideway 12 is fixedly connected to the upper side of the inner wall of the cross ruler frame 5, a second slideway 15 is fixedly connected to the lower side of the inner wall of the cross ruler frame 5, a limiting groove 3 is formed in the left end of the cross ruler frame 5, a pull ring 16 is installed on the upper left side of the cross ruler frame 5, the lower side of the pull ring 16 is fixedly connected with a fixed column 17, and the lower end of the fixed column 17 penetrates through the cross ruler frame 5 and is fixedly connected with a fixed latch 19; the fixed column 17 is clamped on the limiting latch 6 through a fixed latch 19 at the bottom, the fixed latch 19 is of a lifting structure, and a return spring 18 is sleeved on the fixed column 17;

as shown in fig. 1-3: the rotating wheel 8 is rotated, the rotating wheel 8 drives the adjusting gear 7 to rotate, the adjusting gear 7 rotates to drive the telescopic frame 4 to move leftwards through the rack 9, the right side of the telescopic frame 4 is connected to the inner side of the slide way in a sliding mode through two groups of sliding blocks, limiting and guiding effects are performed on the telescopic frame 4, the length of the extension ruler 1 inserted into the telescopic frame 4 is changed through the rotating wheel 8, and therefore the whole length of the measuring device is adjusted;

as shown in fig. 1 and 4: after the length adjustment to the device is good, loosen pull ring 16, fixed latch 19 pegs graft again inside spacing latch 6 under return spring 18's answer effect, fixes the operation to expansion bracket 4, when guaranteeing that the device detects vertical plane's roughness, lengthened chi 1 also can not take place the displacement under the gravity of self, guarantees the stability of device in horizontal operation and vertical operation.

When the flatness detection device for the building engineering is used, the fixed latch 19 is separated from the surface of the limiting latch 6 by the pull ring 16 through the fixed column 17 by the pull ring 16 through a hand, the rotating wheel 8 is rotated to drive the adjusting gear 7 to rotate, the adjusting gear 7 is rotated to drive the expansion bracket 4 to move leftwards through the rack 9, the right side of the expansion bracket 4 is connected to the inner side of the slide way in a sliding way through two groups of sliders, the expansion bracket 4 is limited and guided, meanwhile, the left side of the expansion bracket 4 is inserted in the rectangular groove to limit the expansion bracket 4, the stability of the expansion bracket 4 in the transverse movement is ensured, after the length of the device is adjusted, the pull ring 16 is loosened, the fixed latch 19 is inserted in the limiting latch 6 again under the restoring action of the return spring 18 to fix the expansion bracket 4, and when the flatness of a vertical plane is detected by the device, the lengthening ruler 1 cannot displace under the self gravity, so that the stability of the device in the transverse operation and the vertical operation is ensured; this is the whole process of the flatness detecting apparatus for construction work.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a roughness detection device for building engineering, includes expansion bracket (4) and horizontal ruler frame (5), its characterized in that: the left side of the telescopic frame (4) is fixedly connected with the limiting block (2), the left side of the limiting block (2) is fixedly connected with the lengthening ruler (1), meanwhile, a groove (11) is formed in the upper right side of the telescopic frame (4), a limiting clamping tooth (6) is fixedly connected inside the groove (11), a cavity (10) is formed inside the telescopic frame (4), a rack (9) is fixedly mounted on the upper wall inside the telescopic frame (4), a first sliding block (13) is fixedly connected to the upper right side of the telescopic frame (4), a second sliding block (14) is fixedly connected to the lower right side of the telescopic frame (4), and the upper end of a rod body of the adjusting gear (7) is fixed inside the cross ruler frame (5) through a bearing;

the novel ruler rack is characterized in that a first slide rail (12) is fixedly connected to the upper side of the inner wall of the ruler rack (5), a second slide rail (15) is fixedly connected to the lower side of the inner wall of the ruler rack (5), a limiting groove (3) is formed in the left end of the ruler rack (5), a pull ring (16) is installed on the upper left side of the ruler rack (5), the lower side of the pull ring (16) is fixedly connected with a fixing column (17), and the lower end of the fixing column (17) penetrates through the ruler rack (5) and is fixedly connected with a fixing clamping tooth (19).

2. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the limiting blocks (2) are matched with the limiting grooves (3) in size, and the lengthened ruler (1) is inserted into the limiting grooves (3) through the limiting blocks (2) on the right side.

3. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the telescopic frame (4) is inserted in the cross ruler frame (5), and the telescopic frame (4) is of a transverse moving structure.

4. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the left end of the cross ruler frame (5) is provided with a rectangular groove matched with the telescopic frame (4), the telescopic frame (4) is inserted into the rectangular groove, and the height of the limiting latch (6) is equal to the depth of the groove (11).

5. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the adjusting gear (7) and the rotating wheel (8) are coaxially arranged, and the lower end of the rod body of the adjusting gear (7) penetrates through the cross ruler frame (5) to be fixedly connected with the rotating wheel (8).

6. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the adjusting gear (7) is matched with the rack (9) in size, and the adjusting gear (7) is meshed with the rack (9).

7. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the size of first slide (12) and first slider (13) looks adaptation, and the size of second slider (14) and second slide (15) looks adaptation, and simultaneously expansion bracket (4) are connected in first slide (12) and second slide (15) inside through first slider (13), second slider (14) the landing respectively on it.

8. The flatness detecting apparatus for construction engineering according to claim 1, wherein: the fixed column (17) is clamped on the limiting clamping tooth (6) through a fixed clamping tooth (19) at the bottom, the fixed clamping tooth (19) is of a lifting structure, and meanwhile, a return spring (18) is sleeved on the fixed column (17).