CN216954928U - Push-pull dynamometer - Google Patents
Push-pull dynamometer Download PDFInfo
- Publication number
- CN216954928U CN216954928U CN202220422474.5U CN202220422474U CN216954928U CN 216954928 U CN216954928 U CN 216954928U CN 202220422474 U CN202220422474 U CN 202220422474U CN 216954928 U CN216954928 U CN 216954928U
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- Prior art keywords
- push
- sensing
- pull
- face
- socket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 9
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model provides a push-pull dynamometer, which comprises a front shell, a rear shell, a control device and a sensing device, wherein the front shell and the rear shell are fixedly connected to form an accommodating cavity and an installation hole, the control device and the sensing device are fixedly installed in the accommodating cavity, the sensing device is provided with a sensing joint, a limiting rod, a connecting block, a sensor and a sensing seat, the connecting block is provided with a first connecting hole and a second connecting hole, the sensing joint is provided with a push-pull rod, the lower end of the push-pull rod is inserted into the first connecting hole, the upper end of the limiting rod is inserted into the second connecting hole, the lower end of the limiting rod is connected with the sensing seat, the upper end surface of the sensor is connected with the lower end surface of the connecting block in an attaching manner, the lower end surface of the sensor is connected with the upper end surface of the installation seat in an attaching manner, the upper end of the sensing joint extends out of the installation hole, and is stable and firm, simple structure, compact inside, small size, light weight, easy carrying, multiple functions, high precision and other features.
Description
Technical Field
The utility model relates to the technical field of force measuring devices, in particular to a push-pull force meter.
Background
The push-pull dynamometer is a mechanical measuring instrument for thrust and tension tests, and is mainly suitable for push-pull load tests in the fields of electronic appliances, light textile, building hardware, fire-fighting equipment, power machinery and the like. The traditional push-pull dynamometer is generally a pointer type push-pull dynamometer, the main part of the push-pull dynamometer is a bent elastic steel sheet or a spiral spring, when the elastic steel sheet or the spring is deformed by external force, a pointer is driven to rotate through a transmission mechanism such as a lever, the pointer stops at a certain position on a dial, and the index of the position is the numerical value of the external force. The push-pull dynamometer needs human eyes to read on the dial, and the reading is greatly different when the position of the push-pull dynamometer is different, so that the measurement accuracy of the traditional pointer type push-pull dynamometer is influenced. On the other hand, the traditional push-pull force meter comprises a shell and a digital display assembly positioned in the shell, components inside the shell are instable in installation, the components inside the shell often shake in the using process, the structure is not compact enough, and the problem of unstable numerical values is caused in the force measuring process, so that the service life of the push-pull force meter is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems, the present invention provides a push-pull dynamometer.
The utility model is realized by the following technical scheme:
the utility model provides a push-pull dynamometer, which comprises a front shell, a rear shell, a control device and a sensing device, the front shell and the rear shell are fixedly connected to form an accommodating cavity and a mounting hole, the control device and the sensing device are fixedly mounted in the accommodating cavity, the sensing device is provided with a sensing joint, a limiting rod, a connecting block, a sensor and a sensing seat, the connecting block is provided with a first connecting hole and a second connecting hole, the sensing joint is provided with a push-pull rod, the lower end of the push-pull rod is inserted into the first connecting hole, the upper end of the limiting rod is inserted into the second connecting hole, the lower end of the limiting rod is connected with the sensing seat, the upper end face of the sensor is in fit connection with the lower end face of the connecting block, the lower end face of the sensor is in fit connection with the upper end face of the sensing seat, and the upper end of the sensing joint extends out of the mounting hole.
Furthermore, the rear shell is provided with a positioning portion, the positioning portion is provided with a positioning plate and a positioning block, the positioning plate is fixedly connected with the positioning block, and the positioning portion is attached to the sensing device.
Furthermore, the front shell is provided with a fixing hole, the rear shell is provided with a fixing column, and the fixing column is inserted into the fixing hole, so that the front shell and the rear shell form clamping connection.
Further, controlling means includes display screen, circuit board, battery, first socket, second socket and third socket, display screen fixed mounting be in the one side of circuit board, battery fixed mounting be in the another side of circuit board, first socket the second socket with the third socket all with circuit board fixed connection.
Furthermore, the front shell is provided with a display frame, and the display screen is exposed from the display frame.
Further, the push-pull dynamometer comprises a panel, the front shell is provided with a face groove, the panel is fixedly installed in the face groove, the panel is provided with a key, and the key is arranged below the display screen.
The utility model has the beneficial effects that:
the push-pull force meter provided by the utility model is stable and firm, simple in structure and compact in internal structure, can not shake in use, effectively protects the sensor through the structure of the limiting rod, prolongs the service life, has the characteristics of small volume, light weight, easiness in carrying, multiple functions, high precision, a curve capture full test process and the like, is suitable for push-pull force test, insertion and extraction force test, destructive test and the like of various products, can be combined with various test machines and clamps to form small-sized test machines with different purposes, and is more convenient and faster for a user to use.
Drawings
FIG. 1 is a perspective view of a push-pull dynamometer of the present invention;
FIG. 2 is an exploded view of the push-pull dynamometer of the present invention;
fig. 3 is another exploded perspective view of the push-pull dynamometer of the present invention.
Detailed Description
In order to more clearly and completely describe the technical scheme of the utility model, the utility model is further described with reference to the accompanying drawings.
Referring to fig. 1 to 3, the present invention provides a push-pull dynamometer, which includes a front housing 1, a rear housing 2, a control device 3 and a sensing device 4, wherein the front housing 1 and the rear housing 2 are fixedly connected to form an accommodation chamber 6 and an installation hole 5, the control device 3 and the sensing device 4 are fixedly installed in the accommodation chamber 6, the sensing device 4 is provided with a sensing connector 21, a limiting rod 22, a connecting block 23, a sensor 24 and a sensing seat 25, the connecting block 23 is provided with a first connection hole 27 and a second connection hole 28, the sensing connector 21 is provided with a push-pull rod 26, the lower end of the push-pull rod 26 is inserted in the first connection hole 27, the upper end of the limiting rod 22 is inserted in the second connection hole 28, the lower end of the limiting rod 22 is connected to the sensing seat 25, the upper end surface of the sensor 24 is attached to the lower end surface of the connecting block 23, the lower end face of the sensor 24 is in fit connection with the upper end face of the sensing seat 25, and the upper end of the sensing connector 21 extends out of the mounting hole 5.
In this embodiment, the sensing connector 21 can be practically installed with an external connector, the external connector includes a drag hook, a point push connector, a horizontal push connector, an extended extension rod and the like, so as to be convenient for measuring push-pull force, the sensor 24 is clamped between the connecting block 23 and the sensing seat 25, when the sensing connector 21 receives the tested push force or pull force, the sensor 24 can obtain force data, the limiting rod 22 can protect the sensor 24, when the pull force or push force is large, the limiting rod 22 can bear partial force, so as to prolong the service life of the sensor 24, and the connecting block 23 connects the limiting rod 22 and the push-pull rod 26, so that the structure of the sensing device 4 is firmer and more stable, no shake is generated during force measurement, and errors are prevented.
Furthermore, the rear shell 2 is provided with a positioning portion 12, the positioning portion 12 is provided with a positioning plate 13 and a positioning block 14, the positioning plate 13 is fixedly connected with the positioning block 14, and the positioning portion 12 is attached to the sensing device 4.
In this embodiment, the positioning portion 12 is used for supporting the sensing device 4, and can stably fix the sensing device 4 in the accommodating cavity 6, so as to prevent the sensing device 4 from shaking during use to affect the accuracy of measurement.
Furthermore, the front shell 1 is provided with a fixing hole 10, the rear shell 2 is provided with a fixing column 11, and the fixing column 11 is inserted into the fixing hole 10, so that the front shell 1 and the rear shell 2 form clamping connection.
In this embodiment, the location installation of shell 1 and backshell 2 before the structure of adoption hole post realizes, all is equipped with fixed orifices 10 on four angles of preceding shell 1, all is equipped with fixed column 11 on four angles of backshell 2, fixes through four angles, makes overall structure more compact and more stable.
Further, the control device 3 includes a display screen 15, a circuit board 16, a battery 17, a first socket 18, a second socket 19 and a third socket 20, the display screen 15 is fixedly mounted on one side of the circuit board 16, the battery 17 is fixedly mounted on the other side of the circuit board 16, and the first socket 18, the second socket 19 and the third socket 20 are fixedly connected to the circuit board 16.
In the present embodiment, the display screen 15 can display the real-time power of the battery 17; displaying a force value-time curve; displaying a real-time force value; displaying the alarm lower limit value, and setting a specific numerical value in a setting interface; the first peak value is displayed, and the first peak value force after the test is started; the valley peak value indicates the minimum force value below the starting value; the report storage quantity can store 100 groups of reports and a group of curves tested recently; time display, which displays time and date in real time; displaying the alarm upper limit value, and setting a specific numerical value in a setting interface; the peak value holding time can be set in a setting interface, and the peak value can be manually cleared; peak to peak display, maximum positive peak force, battery 17 is able to provide power to circuit board 16 and display screen 15, first jack 18 is an output jack, second jack 19 is a USB jack, and third jack 20 is a power jack.
Further, the front case 1 is provided with a display frame 9, and the display screen 15 is exposed from the display frame 9.
In the present embodiment, the display frame 9 can expose the display and protect the display.
Further, the push-pull dynamometer includes a panel 7, the front housing 1 is provided with a face groove 8, the panel 7 is fixedly installed in the face groove 8, the panel 7 is provided with a key 29, and the key 29 is arranged below the display screen 15.
In the present embodiment, the key 29 includes a switch key, a return-to-exit key, a zero key, four direction keys, an up-down direction key, a left-right direction key, and a enter key.
Of course, the present invention may have other embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative effort, and all of them are within the protection scope of the present invention.
Claims (6)
1. A push-pull dynamometer is characterized by comprising a front shell, a rear shell, a control device and a sensing device, the front shell and the rear shell are fixedly connected to form an accommodating cavity and a mounting hole, the control device and the sensing device are fixedly mounted in the accommodating cavity, the sensing device is provided with a sensing joint, a limiting rod, a connecting block, a sensor and a sensing seat, the connecting block is provided with a first connecting hole and a second connecting hole, the sensing joint is provided with a push-pull rod, the lower end of the push-pull rod is inserted into the first connecting hole, the upper end of the limiting rod is inserted into the second connecting hole, the lower end of the limiting rod is connected with the sensing seat, the upper end face of the sensor is in fit connection with the lower end face of the connecting block, the lower end face of the sensor is in fit connection with the upper end face of the sensing seat, and the upper end of the sensing joint extends out of the mounting hole.
2. A push-pull force gauge according to claim 1, wherein the rear housing is provided with a positioning portion, the positioning portion is provided with a positioning plate and a positioning block, the positioning plate and the positioning block are fixedly connected, and the positioning portion is attached to the sensing device.
3. The push-pull force gauge according to claim 1, wherein the front housing is provided with a fixing hole, and the rear housing is provided with a fixing post, the fixing post being inserted into the fixing hole, so that the front housing and the rear housing form a snap-fit connection.
4. A push-pull force gauge according to claim 1, wherein the control device comprises a display screen, a circuit board, a battery, a first socket, a second socket, and a third socket, the display screen is fixedly mounted on one side of the circuit board, the battery is fixedly mounted on the other side of the circuit board, and the first socket, the second socket, and the third socket are fixedly connected to the circuit board.
5. The push-pull force gauge of claim 4, wherein the front housing is provided with a display frame, and the display screen is exposed from the display frame.
6. A push-pull force gauge as claimed in claim 4, wherein the push-pull force gauge includes a face plate, the front housing defines a face slot, the face plate is fixedly mounted in the face slot, and the face plate defines keys disposed below the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220422474.5U CN216954928U (en) | 2022-02-28 | 2022-02-28 | Push-pull dynamometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220422474.5U CN216954928U (en) | 2022-02-28 | 2022-02-28 | Push-pull dynamometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216954928U true CN216954928U (en) | 2022-07-12 |
Family
ID=82292853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220422474.5U Expired - Fee Related CN216954928U (en) | 2022-02-28 | 2022-02-28 | Push-pull dynamometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216954928U (en) |
-
2022
- 2022-02-28 CN CN202220422474.5U patent/CN216954928U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220712 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |