CN215812189U - On-site measuring equipment for construction cost - Google Patents
On-site measuring equipment for construction cost Download PDFInfo
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- CN215812189U CN215812189U CN202122109157.6U CN202122109157U CN215812189U CN 215812189 U CN215812189 U CN 215812189U CN 202122109157 U CN202122109157 U CN 202122109157U CN 215812189 U CN215812189 U CN 215812189U
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- movable support
- resiliometer body
- sliding frame
- spring
- site measuring
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Abstract
The utility model provides a field measuring device for construction cost of construction engineering, which belongs to the technical field of construction engineering equipment, wherein when in use, a user supports an elastic rod on concrete, then presses downwards through a force application handle, a top block drives the elastic rod arranged below a pressing block to press downwards through a pressure spring, so that the local concrete deforms and absorbs a part of energy, the other part of energy is converted into rebound kinetic energy, a carriage is jacked up under the matching of the elastic rod and a top spring, and a pressure sensor is triggered, finally, the pressure sensor stabilizes a numerical value at a critical point of force application and reaction force, and the numerical value is a concrete rebound test value; the movable support passes through plum blossom handle bolt and this body coupling of resiliometer, and the adjustment of the movable support angle of being convenient for, the user adjusts the movable support to suitable angle after, and the staff of being convenient for reads the data on the display when resilience test, and it is very convenient to use.
Description
Technical Field
The utility model belongs to the technical field of constructional engineering equipment, and particularly relates to on-site measuring equipment for construction cost of constructional engineering.
Background
The basic principle of the rebound tester is that a spring drives a heavy hammer, the heavy hammer impacts an impact rod which is vertically contacted with the surface of concrete with constant kinetic energy, so that the local concrete deforms and absorbs a part of energy, the other part of energy is converted into rebound kinetic energy of the heavy hammer, when the rebound kinetic energy is completely converted into potential energy, the rebound of the heavy hammer reaches the maximum distance, and the maximum rebound distance of the heavy hammer is displayed by the tester in the name of the rebound value (the ratio of the maximum rebound distance to the initial length of the spring).
Traditional resiliometer is mechanical pointer formula, when testing concrete resilience degree, the reading of the data of being not convenient for rocks the skew that will cause the straight needle a little moreover, leads to data to read inaccurate.
Therefore, it is necessary to develop a field measuring device for construction cost.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides field measurement equipment for construction cost, which aims to solve the problems that the traditional resiliometer is of a mechanical pointer type, data reading is inconvenient when the rebound degree of concrete is tested, and the straight needle is deviated due to slight shaking, so that the data reading is inaccurate. The field measurement equipment for the construction cost of the building engineering comprises a resiliometer body, wherein the resiliometer body is arranged in a columnar shape, the bottom of the resiliometer body is provided with an inverted conical head, and the outside of the resiliometer body is also movably connected with a movable support; a display and a storage battery are respectively arranged on two sides of one end of the movable support far away from the resiliometer body; the display is connected with the storage battery through a lead; and a force application handle is fixedly arranged at the top of the resiliometer body.
As a further technical scheme of the utility model, one end of the movable support is provided with a U-shaped groove, and the width of the U-shaped groove is larger than the diameter of the resiliometer body.
As a further technical scheme of the utility model, the resiliometer body comprises an outer shell, wherein a top block is arranged at the top end inside the outer shell; a pressure spring is arranged below the ejector block, and a pressing block is arranged at the bottom of the pressure spring; a sliding frame is arranged below the pressing block; and the bottom of the sliding frame is fixedly provided with an elastic striking rod which penetrates through the outer part of the outer shell.
As a further technical scheme of the utility model, the bottom of the top block is provided with an annular groove which is convenient for clamping the top of the pressure spring; the top of the pressing block is provided with a protruding shaft and is embedded in the pressure spring.
As a further technical scheme of the utility model, a cavity is arranged below the pressing block; the sliding frame is a revolving body with an I-shaped cross section, the sliding frame is connected in the cavity in a sliding manner, and a pressure sensor is arranged between the sliding frame and the pressing block.
As a further technical scheme of the utility model, a top spring is arranged below the sliding frame and is sleeved on the striking rod; the bottom of the top spring is clamped on the fixed block; the fixed block is arranged at the bottom side inside the outer shell.
As a further technical scheme of the utility model, the pressure sensor is connected with a display through a lead, and the display is also connected with a storage battery through a lead.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, through the arrangement of the force application handle, the holding of a user is greatly facilitated, and the force application is facilitated when the concrete is subjected to a rebound test;
2. according to the utility model, the movable support is connected with the resiliometer body through the plum blossom handle bolt, so that the angle of the movable support can be conveniently adjusted, and after a user adjusts the movable support to a proper angle, a worker can conveniently read data on a display during a rebound test, and the usage is very convenient;
3. when the device is used, a user pushes the elastic rod against concrete, then the elastic rod is pressed downwards through the force application handle, the ejector block drives the elastic rod arranged below the pressing block to press downwards through the pressure spring, so that local concrete deforms and absorbs a part of energy, the other part of energy is converted into rebound kinetic energy, the sliding frame is jacked up under the matching of the elastic rod and the ejector spring, the pressure sensor is triggered, and finally the pressure sensor stabilizes a numerical value at the critical point of force application and reaction force, and the numerical value is a concrete rebound test value.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic plan view of the present invention.
Fig. 3 is a sectional view a-a of fig. 2 according to the present invention.
In the figure:
1. a resiliometer body; 2. a force application handle; 3. a movable support; 4. a plum blossom handle bolt; 5. a display; 6. a storage battery; 11. an outer housing; 12. a top block; 13. a pressure spring; 14. briquetting; 15. a tapping rod; 16. a spring is supported; 17. a fixed block; 18. a pressure sensor; 19. a carriage.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example (b):
as shown in figures 1 to 3
The utility model provides on-site measuring equipment for construction cost of building engineering, which comprises a resiliometer body 1, wherein the resiliometer body 1 is arranged in a columnar shape, the bottom of the resiliometer body 1 is provided with an inverted conical head, and the exterior of the resiliometer body 1 is also movably connected with a movable support 3; a display 5 and a storage battery 6 are respectively arranged on two sides of one end of the movable support 3, which is far away from the resiliometer body 1; the display 5 is connected with the storage battery 6 through a lead; the top of the resiliometer body 1 is fixedly provided with a force application handle 2.
Specifically, as shown in fig. 1-2, one end of the movable support 3 is provided with a U-shaped groove, and the width of the U-shaped groove is greater than the diameter of the resiliometer body 1.
Through adopting above-mentioned technical scheme, made things convenient for the activity of movable support 3 on resiliometer body 1, regulation when being convenient for use.
Specifically, as shown in fig. 3, the resiliometer body 1 includes an outer shell 11, and a top block 12 is disposed at the top end inside the outer shell 11; a pressure spring 13 is arranged below the top block 12, and a pressing block 14 is arranged at the bottom of the pressure spring 13; a sliding frame 19 is arranged below the pressing block 14; the bottom of the carriage 19 is fixedly provided with an elastic striking rod 15, and the elastic striking rod 15 penetrates the outer part of the outer shell 11; the bottom of the top block 12 is provided with an annular groove convenient for clamping the top of the pressure spring 13; the top of the pressing block 14 is provided with a protruding shaft and is embedded in the pressure spring 13;
a cavity is arranged below the pressing block 14; the sliding frame 19 is a revolving body with an I-shaped cross section, the sliding frame 19 is connected in the cavity in a sliding way, and a pressure sensor 18 is arranged between the sliding frame 19 and the pressing block 14;
a top spring 16 is arranged below the sliding frame 19, and the top spring 16 is sleeved on the striking rod 15; the bottom of the top spring 16 is clamped on the fixed block 17; the fixed block 17 is arranged at the bottom side inside the outer shell 11;
the pressure sensor 18 is connected to the display 5 by a wire, and the display 5 is also connected to the battery 6 by a wire.
By adopting the technical scheme, when the concrete rebound tester is used, a user pushes the elastic rod 15 against concrete, then the elastic rod is pressed downwards by the force application handle 2, the ejector block 12 drives the elastic rod 15 arranged below the pressing block 14 to apply pressure downwards through the pressure spring 13, so that local concrete deforms and absorbs part of energy, the other part of energy is converted into rebound kinetic energy, the sliding frame 19 is jacked up under the matching of the elastic rod 15 and the ejector spring 16, the pressure sensor 18 is triggered, finally, the pressure sensor 18 stabilizes a numerical value at the critical point of force application and reaction force, and the numerical value is a concrete rebound testing value.
Principle of operation
When the device is used, a user pushes the elastic striking rod 15 against concrete, then the elastic striking rod is pressed downwards through the force application handle 2, the ejector block 12 drives the elastic striking rod 15 arranged below the pressing block 14 to press downwards through the pressure spring 13, so that local concrete deforms and absorbs part of energy, the other part of energy is converted into rebound kinetic energy, the sliding frame 19 is jacked up under the matching of the elastic striking rod 15 and the ejector spring 16, the pressure sensor 18 is triggered, and finally the pressure sensor 18 stabilizes a numerical value at a critical point of force application and reaction force, wherein the numerical value is a concrete rebound test value; through the arrangement of the force application handle 2, the holding of a user is greatly facilitated, and the force application is facilitated when the concrete is subjected to a rebound test; the movable support 3 is connected with the resiliometer body 1 through the plum blossom handle bolt 4, and the adjustment of 3 angles of the movable support of being convenient for, the user adjusts the movable support 3 to suitable angle after, and the staff of being convenient for reads the data on the display 5 when resilience test, and it is very convenient to use.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (7)
1. An on-site measuring device for construction cost, characterized in that: the instrument comprises a resiliometer body (1), wherein the resiliometer body (1) is arranged in a columnar shape, the bottom of the resiliometer body is provided with an inverted conical head, and the exterior of the resiliometer body (1) is also movably connected with a movable support (3); a display (5) and a storage battery (6) are respectively arranged on two sides of one end, far away from the resiliometer body (1), of the movable support (3); the display (5) is connected with the storage battery (6) through a lead; the top of the resiliometer body (1) is fixedly provided with a force application handle (2).
2. The on-site measuring apparatus for construction costs of claim 1, wherein: one end of the movable support (3) is provided with a U-shaped groove, and the width of the U-shaped groove is larger than the diameter of the resiliometer body (1).
3. The on-site measuring apparatus for construction costs of claim 1, wherein: the resiliometer body (1) comprises an outer shell (11), and a top block (12) is arranged at the top end inside the outer shell (11); a pressure spring (13) is arranged below the ejector block (12), and a pressing block (14) is arranged at the bottom of the pressure spring (13); a sliding frame (19) is arranged below the pressing block (14); and an elastic striking rod (15) is fixedly arranged at the bottom of the sliding frame (19), and the elastic striking rod (15) penetrates through the outer part of the outer shell (11).
4. The on-site measuring apparatus for construction costs of claim 3, wherein: the bottom of the top block (12) is provided with an annular groove convenient for clamping the top of the pressure spring (13); the top of the pressing block (14) is provided with a protruding shaft and is embedded in the pressure spring (13).
5. The on-site measuring apparatus for construction costs according to claim 4, wherein: a cavity is arranged below the pressing block (14); the sliding frame (19) is a revolving body with an I-shaped cross section, the sliding frame (19) is connected in the cavity in a sliding way, and a pressure sensor is arranged between the sliding frame (19) and the pressing block (14).
6. The on-site measuring apparatus for construction costs according to claim 4, wherein: a top spring (16) is arranged below the sliding frame (19), and the top spring (16) is sleeved on the bouncing rod (15); the bottom of the top spring (16) is clamped on the fixed block (17); the fixed block (17) is arranged on the bottom side inside the outer shell (11).
7. The on-site measuring apparatus for construction costs according to claim 5, wherein: the pressure sensor is connected with a display (5) through a lead, and the display (5) is also connected with a storage battery (6) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122109157.6U CN215812189U (en) | 2021-09-02 | 2021-09-02 | On-site measuring equipment for construction cost |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122109157.6U CN215812189U (en) | 2021-09-02 | 2021-09-02 | On-site measuring equipment for construction cost |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215812189U true CN215812189U (en) | 2022-02-11 |
Family
ID=80155240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122109157.6U Active CN215812189U (en) | 2021-09-02 | 2021-09-02 | On-site measuring equipment for construction cost |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215812189U (en) |
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2021
- 2021-09-02 CN CN202122109157.6U patent/CN215812189U/en active Active
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