CN212843319U - Height measuring device for real estate assessment - Google Patents
Height measuring device for real estate assessment Download PDFInfo
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- CN212843319U CN212843319U CN202022222149.8U CN202022222149U CN212843319U CN 212843319 U CN212843319 U CN 212843319U CN 202022222149 U CN202022222149 U CN 202022222149U CN 212843319 U CN212843319 U CN 212843319U
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Abstract
The application relates to the technical field of real estate evaluation, in particular to a height measuring device for real estate evaluation, which comprises a base, wherein a vertical lifting groove is formed in one side of the top of the base, a sliding block is arranged in the lifting groove and is in sliding connection with the lifting groove, and a driving assembly for driving the sliding block to lift in the lifting groove is arranged on the base; the outer side end of the sliding block extends out of the lifting groove, a connecting plate is fixedly connected to the outer side end of the sliding block, and an extending plate is connected to the top of the connecting plate; a measuring tape is arranged on the other side of the base, and the free end of the measuring tape is connected with one end, far away from the connecting plate, of the extending plate. The method and the device have the effect of reducing the measurement deviation.
Description
Technical Field
The application relates to the technical field of real estate evaluation, in particular to a height measuring device for real estate evaluation.
Background
When a real estate company evaluates a real estate, it is often necessary to measure the floor height. Currently, the floor height is generally measured by a tape measure, the tape measure is placed on the floor, the free end of the tape measure abuts against the top of the floor, and the specific value of the floor height is obtained by reading the value on the tape measure.
In view of the above-mentioned related art, the inventor believes that the tape measure is not easy to maintain a vertical state when measuring the height in the vertical direction, and is easy to bend, resulting in deviation of the measured height, and thus further improvement is needed.
SUMMERY OF THE UTILITY MODEL
In order to reduce the deviation of the measured height, the present application provides a height measuring device for real estate evaluation.
The height measuring device for real estate assessment provided by the application adopts the following technical scheme:
a height measuring device for real estate assessment comprises a base, wherein a vertical lifting groove is formed in one side of the top of the base, a sliding block is arranged in the lifting groove and is connected with the lifting groove in a sliding mode, and a driving assembly for driving the sliding block to lift in the lifting groove is arranged on the base; the outer side end of the sliding block extends out of the lifting groove, a connecting plate is fixedly connected to the outer side end of the sliding block, and an extending plate is connected to the top of the connecting plate; a measuring tape is arranged on the other side of the base, and the free end of the measuring tape is connected with one end, far away from the connecting plate, of the extending plate.
Through adopting above-mentioned technical scheme, when measuring the floor height, connect the free end of tape measure and the one end of extending the board, start drive assembly, make the slider rise at the lift inslot, the slider drives the connecting plate and rises, and the connecting plate drives the extension board and rises, and the top butt of extending board and floor, the free end and the top butt of floor of tape measure read the numerical value on the tape measure, add the height of tape measure on the base with this numerical value, alright reach the height of floor. The tape measure keeps the vertical state all the time in the measuring process, and then measuring deviation can be reduced.
Optionally, the driving assembly includes a screw rod and a driving member for driving the screw rod to rotate, a length direction of the screw rod is consistent with a length direction of the lifting groove, and the screw rod is rotatably connected with the lifting groove; the sliding block is in threaded connection with the screw rod.
Through adopting above-mentioned technical scheme, driving piece drive lead screw is at the lift inslot internal rotation, slider and lead screw threaded connection, and the lead screw drives the slider and slides from top to bottom in the lift inslot, and then can adjust the lift of extension board, and the extension board drives the free end of tape measure with the height of measuring the floor.
Optionally, the driving part is a servo motor, the servo motor is arranged at the top of the base, an output shaft of the servo motor is provided with a first bevel gear, the screw rod is provided with a second bevel gear, and the first bevel gear is meshed with the second bevel gear.
Through adopting above-mentioned technical scheme, start servo motor, servo motor's output shaft drive first bevel gear rotates, and first bevel gear drives second bevel gear and rotates after that, and the lead screw also rotates thereupon, and the lead screw drives the slider and slides in the lift inslot, and the slider drives the extension board and goes up and down.
Optionally, a rotating shaft is rotatably connected to the lifting groove, a third bevel gear is arranged on the rotating shaft, and the third bevel gear is meshed with the second bevel gear.
Through adopting above-mentioned technical scheme, when the extension board is close the floor top, close servo motor, rotate the pivot, the pivot drives third bevel gear and rotates, and third bevel gear drives second bevel gear and rotates, and the lead screw drives the slider and continues to slide along the lift groove, until extension board and floor top butt. The situation that the servo motor drives the screw rod to enable the extension plate to directly impact the top of the floor is reduced.
Optionally, a supporting plate is fixedly arranged on the base, a bearing is arranged on the supporting plate, and the rotating shaft is rotatably connected with the supporting plate through the bearing.
Through adopting above-mentioned technical scheme, the backup pad plays supporting role to the pivot, and the bearing can reduce the frictional force between pivot and the backup pad, makes the pivot rotate steadily.
Optionally, a clamping groove for clamping the free end of the tape measure is formed in one end, far away from the connecting plate, of the top of the extending plate, and a limiting assembly for limiting the free end of the tape measure is arranged on the extending plate.
Through adopting above-mentioned technical scheme, the free end joint of tape measure is in the draw-in groove, carries on spacingly through spacing subassembly to the free end of tape measure to make the free end of tape measure fix on the extension board, when the extension board goes up and down, the extension board can drive the free end lift of tape measure.
Optionally, the limiting assembly comprises a limiting plate, the limiting plate and the extending plate are far away from one end of the connecting plate and fixedly connected, a limiting opening for the free end of the tape measure to pass in and out is formed between the extending plate and the limiting plate, a limiting hole is formed in the limiting plate, an inserting rod is inserted in the limiting hole, the extending plate corresponds to the position of the limiting hole and is provided with a jack, and the inserting rod is in inserting connection with the jack.
By adopting the technical scheme, the free end of the tape enters from the limiting port, the free end of the tape is clamped on the clamping groove, the inserted link is inserted into the jack, friction force exists between the inserted link and the jack, the inserted link is fixed in the jack, the inserted link limits the free end of the tape, and the free end of the tape can be stably fixed on the extension plate in the lifting process of the extension plate.
Optionally, a placing box for placing the tape measure is fixedly arranged on the base, a through hole for the free end of the tape measure to enter and exit is formed in the top of the placing box, and the through hole is located right below the limiting opening.
By adopting the technical scheme, the tape measure can be accommodated in the accommodating box, and the position of the tape measure is convenient to fix; the through hole is located under the limiting opening, and in the ascending process, the free end of the tape can be kept in a vertical state, so that the accuracy of measuring the height value is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the screw rod is driven to rotate by the driving assembly, so that the sliding block can perform lifting motion in the lifting groove, the free end of the tape measure is connected with the extension plate, the extension plate is lifted along with the lifting of the sliding block, the floor height can be measured when the extension plate is abutted against the top of a floor, and the tape measure is in a vertical state in the measuring process, so that the measuring deviation is reduced;
2. the reliability of operation can be improved by the matching use of the servo motor and the rotating shaft.
Drawings
FIG. 1 is a schematic diagram illustrating an overall structure of a height measuring apparatus for real estate evaluation according to an embodiment of the present application;
FIG. 2 is a cross-sectional view of the lifting slot;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a sectional view of the extension plate and the stopper plate.
Description of reference numerals: 1. a base; 2. a universal wheel; 3. a lifting groove; 4. a screw rod; 5. a slider; 6. a connecting plate; 7. an extension plate; 71. a card slot; 72. a jack; 8. a tape measure; 9. a servo motor; 10. a first bevel gear; 11. a second bevel gear; 12. a third bevel gear; 13. a rotating shaft; 14. a support plate; 15. a bearing; 16. a handle is rotated; 17. placing a box; 171. a through hole; 18. a limiting plate; 181. a limiting hole; 182. a limiting port; 19. and (4) inserting the rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a height measuring device for real estate assessment. Referring to fig. 1 and 2, the height measuring device for real estate evaluation includes a base 1, four universal wheels 2 are installed at the bottom of the base 1, and the movement of the base 1 is facilitated by the arrangement of the universal wheels 2. One side at base 1 top is provided with places case 17, places case 17 and fixes on base 1, places and has placed tape measure 8 in the case 17, places the top of case 17 and has seted up through-hole 171, and the free end of tape measure 8 can be followed through-hole 171 and is passed in and out.
The other side at the top of base 1 is fixed with lift groove 3, and lift groove 3 is vertical to be set up, and the notch of lift groove 3 faces tape measure 8. A screw rod 4 is arranged in the lifting groove 3, the length direction of the screw rod 4 is consistent with that of the lifting groove 3, and the screw rod 4 is rotatably connected with the lifting groove 3. The lead screw 4 is connected with a slide block 5 in a threaded manner, the slide block 5 is positioned in the lifting groove 3, and the slide block 5 is connected with the lifting groove 3 in a sliding manner. The base 1 is provided with a driving piece for driving the screw rod 4 to rotate.
The notch of lift groove 3 is stretched out to the outside end of slider 5, and the outside end fixedly connected with connecting plate 6 of slider 5, and the length direction of connecting plate 6 is unanimous with the length direction of lift groove 3, and the top of connecting plate 6 is connected with extension board 7, and extension board 7 extends to the direction of keeping away from lift groove 3, and extension board 7 and connecting plate 6 set up perpendicularly. The end of the extension plate 7 remote from the attachment plate 6 is attached to the free end of the tape 8.
When the height of a floor is measured, the free end of the tape measure 8 is connected with one end of the extension plate 7, the sliding block 5 is enabled to ascend in the lifting groove 3 by starting the driving piece, the connection plate 6 drives the extension plate 7 and the free end of the tape measure 8 to be abutted against the top of the floor, the numerical value on the tape measure 8 is read, the numerical value is added to the height of the tape measure 8 on the base 1, the height of the tape measure 8 on the base 1 is measured in advance, and the height of the floor can be obtained. The measuring tape 8 is always kept in a vertical state in the measuring process, and thus the measuring deviation can be reduced.
Specifically, referring to fig. 2 and 3, the driving member is a servo motor 9, the servo motor 9 is disposed at the top of the base 1, the servo motor 9 is located on one side of the lifting groove 3, an output shaft of the servo motor 9 penetrates through the lifting groove 3 and is rotatably connected with the lifting groove 3, a first bevel gear 10 is disposed on the output shaft of the servo motor 9, and the first bevel gear 10 is located in the lifting groove 3. The screw rod 4 is provided with a second bevel gear 11, and a first bevel gear 10 is meshed with the second bevel gear 11.
In addition, a rotating shaft 13 is rotatably connected to the lifting groove 3, one end of the rotating shaft 13 is provided with a third bevel gear 12, the third bevel gear 12 is meshed with the second bevel gear 11, the other end of the rotating shaft 13 extends out of one side wall of the lifting groove 3, which is far away from the measuring tape 8, and the other end of the rotating shaft 13 is connected with a rotating handle 16. A supporting plate 14 is fixedly arranged on the base 1, the supporting plate 14 is positioned between a rotating handle 16 and the lifting groove 3, a bearing 15 is arranged on the supporting plate 14, and the rotating shaft 13 is rotatably connected with the supporting plate 14 through the bearing 15.
The servo motor 9 rotates forwards, an output shaft of the servo motor 9 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the screw rod 4 to rotate, the screw rod 4 drives the sliding block 5 to slide in the lifting groove 3, and then the connecting plate 6 drives the extending plate 7 and the free end of the measuring tape 8 to ascend. When the extension plate 7 is close to the top of the floor, the servo motor 9 is turned off, the rotating handle is rotated in the forward direction, the extension plate 7 is enabled to continuously ascend until the rotating handle cannot rotate, at the moment, the extension plate 7 is abutted to the top of the floor, the numerical value on the measuring tape 8 is read, the numerical value is added to the height of the measuring tape 8 on the base 1, and then the height of the floor can be obtained. The servo motor 9 and the rotating shaft 13 are matched with each other for use, so that the situation that the servo motor 9 drives the screw rod 4 to enable the extension plate 7 to directly impact the top of a floor is reduced. After the measurement is finished, the servo motor 9 rotates reversely, so that the connecting plate 6 drives the extension plate 7 and the free end of the measuring tape 8 to descend.
Referring to fig. 2 and 4, the end of the extension plate 7, which is far away from the connection plate 6, is connected with the limit plate 18, the limit plate 18 is disposed in an L shape, a limit opening 182 is formed between the limit plate 18 and the extension plate 7, and the limit opening 182 is located right above the through hole 171. The end of the extension plate 7 far away from the connecting plate 6 is provided with a clamping groove 71, the free end of the tape measure 8 is clamped with the clamping groove 71, and the top of the free end of the tape measure 8 is flush with the top of the extension plate 7. The position of the limit plate 18 close to the limit port 182 is provided with a limit hole 181, the limit hole 181 is provided with an inserted link 19, the position of the extension plate 7 corresponding to the limit hole 181 is provided with an insertion hole 72, and the insertion hole 72 is in insertion fit with the inserted link 19.
The free end of the tape measure 8 enters from the limiting port 182, the free end of the tape measure 8 is clamped in the clamping groove 71, the inserted link 19 is inserted into the insertion hole 72, friction force exists between the inserted link 19 and the insertion hole 72, the inserted link 19 is fixed in the insertion hole 72, the inserted link 19 limits the free end of the tape measure 8, and the free end of the tape measure 8 can be stably fixed on the extension plate 7 in the lifting process of the extension plate 7.
The implementation principle of the height measuring device for real estate assessment in the embodiment of the application is as follows: when measuring the height of the floor, the free end of the tape measure 8 is snapped into the snap groove 71 on the extension plate 7, and the plunger 19 is inserted into the insertion hole 72, so that the free end of the tape measure 8 is fixed on the extension plate 7. By starting the servo motor 9, the sliding block 5 rises in the lifting groove 3, the connecting plate 6 drives the free ends of the extension plate 7 and the tape measure 8 to be close to the top of the floor, when the extension plate 7 is close to the top of the floor, the servo motor 9 is closed, the rotating shaft 13 is rotated, and the sliding block 5 continues to slide along the lifting groove 3 until the extension plate 7 is abutted to the top of the floor. The height of the floor can be obtained by reading the value on the measuring tape 8 and adding the value to the height of the measuring tape 8 on the base 1. The position where the free end of the measuring tape 8 is connected with the extension plate 7 is positioned right above the winding opening position of the measuring tape 8, and the measuring tape 8 is always kept in a vertical state in the measuring process, so that the measuring deviation can be reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A height measuring device for real estate evaluation, characterized in that: the lifting device comprises a base (1), wherein a vertical lifting groove (3) is formed in one side of the top of the base (1), a sliding block (5) is arranged in the lifting groove (3), the sliding block (5) is connected with the lifting groove (3) in a sliding mode, and a driving assembly for driving the sliding block (5) to lift in the lifting groove (3) is arranged on the base (1); the outer side end of the sliding block (5) extends out of the lifting groove (3), the outer side end of the sliding block (5) is fixedly connected with a connecting plate (6), and the top of the connecting plate (6) is connected with an extending plate (7); a measuring tape (8) is arranged on the other side of the base (1), and the free end of the measuring tape (8) is connected with one end, far away from the connecting plate (6), of the extending plate (7).
2. The height measuring apparatus for real estate evaluation according to claim 1, wherein: the driving assembly comprises a screw rod (4) and a driving piece for driving the screw rod (4) to rotate, the length direction of the screw rod (4) is consistent with that of the lifting groove (3), and the screw rod (4) is rotatably connected with the lifting groove (3); the sliding block (5) is in threaded connection with the screw rod (4).
3. The height measuring apparatus for real estate evaluation according to claim 2, wherein: the driving piece is a servo motor (9), the servo motor (9) is arranged at the top of the base (1), an output shaft of the servo motor (9) is provided with a first bevel gear (10), the screw rod (4) is provided with a second bevel gear (11), and the first bevel gear (10) is meshed with the second bevel gear (11).
4. A height measuring apparatus for real estate evaluation according to claim 3 wherein: the lifting groove (3) is rotatably connected with a rotating shaft (13), a third bevel gear (12) is arranged on the rotating shaft (13), and the third bevel gear (12) is meshed with the second bevel gear (11).
5. The height measuring apparatus for real estate evaluation according to claim 4, wherein: the base (1) is fixedly provided with a supporting plate (14), the supporting plate (14) is provided with a bearing (15), and the rotating shaft (13) is rotatably connected with the supporting plate (14) through the bearing (15).
6. The height measuring apparatus for real estate evaluation according to claim 1, wherein: the top of the extension plate (7) is far away from one end of the connecting plate (6) and is provided with a clamping groove (71) for clamping the free end of the tape measure (8), and the extension plate (7) is provided with a limiting assembly for limiting the free end of the tape measure (8).
7. The height measuring apparatus for real estate evaluation according to claim 6, wherein: the limiting assembly comprises a limiting plate (18), the limiting plate (18) and the extending plate (7) are far away from one end fixed connection of the connecting plate (6), the extending plate (7) and a limiting opening (182) for the free end of the measuring tape (8) to pass in and out is formed between the limiting plate (18), a limiting hole (181) is formed in the limiting plate (18), an inserting rod (19) is inserted in the limiting hole (181), the extending plate (7) corresponds to a jack (72) is arranged at the position of the limiting hole (181), and the inserting rod (19) and the jack (72) are connected in an inserting mode.
8. The height measuring apparatus for real estate evaluation according to claim 7, wherein: a placing box (17) used for placing the tape measure (8) is fixedly arranged on the base (1), a through hole (171) for the free end of the tape measure (8) to enter and exit is formed in the top of the placing box (17), and the through hole (171) is located under the limiting opening (182).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222149.8U CN212843319U (en) | 2020-09-30 | 2020-09-30 | Height measuring device for real estate assessment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222149.8U CN212843319U (en) | 2020-09-30 | 2020-09-30 | Height measuring device for real estate assessment |
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| Publication Number | Publication Date |
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| CN212843319U true CN212843319U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022222149.8U Active CN212843319U (en) | 2020-09-30 | 2020-09-30 | Height measuring device for real estate assessment |
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| CN (1) | CN212843319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916095A (en) * | 2021-10-25 | 2022-01-11 | 段水连 | Curtain width and height construction measuring device convenient for one-man operation |
-
2020
- 2020-09-30 CN CN202022222149.8U patent/CN212843319U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113916095A (en) * | 2021-10-25 | 2022-01-11 | 段水连 | Curtain width and height construction measuring device convenient for one-man operation |
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