CN215771696U - Weighing sensor lead device of truck scale - Google Patents
Weighing sensor lead device of truck scale Download PDFInfo
- Publication number
- CN215771696U CN215771696U CN202121799767.7U CN202121799767U CN215771696U CN 215771696 U CN215771696 U CN 215771696U CN 202121799767 U CN202121799767 U CN 202121799767U CN 215771696 U CN215771696 U CN 215771696U
- Authority
- CN
- China
- Prior art keywords
- hole
- sealing
- air pipe
- truncated cone
- weighing sensor
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a weighing sensor lead device of a truck scale, and relates to the technical field of sensors. A load cell lead arrangement for a motor vehicle scale, comprising: the device comprises a sealing end, a conical sealing body, a sealing joint, an air pipe, a pressing cap and a signal wire, wherein the unique sealing end design is adopted, so that the signal wire is effectively sealed once after being led out from a weighing sensor; the effective fixed mounting of the air pipe is realized by designing the clamping groove of the sealing joint, the signal line is led out from the air pipe and then is connected with the controller, and the air pipe blocks the influence of the gas and liquid flow of the external environment on the signal line and realizes secondary effective sealing on the signal line. The lead device has simple structure and good sealing performance, is completely suitable for sealing the outlet port of the weighing sensor of the truck scale, and ensures that the whole weighing sensor has better sealing performance.
Description
Technical Field
The utility model belongs to the technical field of sensors, and particularly relates to a weighing sensor lead device of a truck scale.
Background
The truck scale, also known as a weighbridge, generally comprises a weighing area, a weighing sensor and a weighing display control device, and can dynamically weigh a vehicle without stopping the vehicle. Because the truck scale is generally embedded underground, water and air in soil can influence the precision of the weighing sensor, particularly the outlet port, if the sealing is poor, gas and liquid fluids can easily enter the weighing sensor through a line, and the precision of the weighing sensor plays a negative role, so that the precision is reduced.
SUMMERY OF THE UTILITY MODEL
Aiming at the existing problems, the utility model provides the weighing sensor lead device of the truck scale, which has the advantages of simple structure and good sealing property, is completely suitable for the outlet port of the weighing sensor of the truck scale, and ensures that the sealing property of the whole weighing sensor is better.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a load cell lead arrangement for a motor vehicle scale, comprising:
a seal end 1 formed by integrally molding an end cover front end 11 and an end cover main body 12; the middle part of the front end 11 of the end cover is provided with a hole and extends to the lower end of the end cover main body 12 to form a blind hole 111, one side of the end cover main body 12 is provided with a first cylindrical hole 121 communicated with the blind hole 111, a conical through hole 122 is communicated with the first cylindrical hole 121, a second cylindrical hole 123 is communicated with the conical through hole 122, and the first cylindrical hole 121, the conical through hole 122 and the second cylindrical hole 123 are sequentially communicated and positioned on one side of the end cover main body 12 to form a passage 13 with the blind hole 111; a sealing ring 1120 is arranged on the periphery of the front end 11 of the end cover; the bottom of the end cover main body 12 is provided with a threaded hole;
the middle part of the conical sealing body 2 is provided with a threading hole 21; the conical sealing body 2 is matched and embedded into the conical through hole 122;
the front end 31 of the sealing joint is in threaded fit with the second cylindrical hole 123; the rear end 32 of the sealing joint is provided with a clamping groove 321;
the front end of the air pipe 4 is sleeved in the rear end 32 of the sealing joint and is arranged in the clamping groove 321;
the middle of the pressing cap 5 is provided with a through hole for leading out the air pipe 4, the pressing cap 5 is in threaded connection with the sealing joint 3, the front end 41 of the air pipe is clamped in the clamping groove 321, and the air pipe 4 is fixed;
and the signal wire 6 penetrates through the passage 13 to enter the air pipe 4, is connected with the controller 7, and transmits a signal to the controller 7.
Preferably, the first cylindrical hole 121 has a smaller diameter than the second cylindrical hole 123.
Preferably, the outer circumference of the front end 11 of the end cap is provided with an annular groove 112, and a sealing ring 1120 is arranged in the annular groove 112.
Preferably, the sealing joint 3 includes a sealing joint front end 31, a first circular truncated cone 8 connected to the sealing joint front end 31, a first center pillar 9 connected to the first circular truncated cone 8, a second circular truncated cone 10 connected to the first center pillar 9, and a sealing joint tail end 33 connected to the second circular truncated cone 10 and forming a slot 321, and the sealing joint 3 is an integrally formed structure.
Preferably, the diameter of the second circular truncated cone 10 is smaller than that of the first circular truncated cone 8, and the diameter of the first circular truncated cone 8 is larger than the inner diameter of the second cylindrical hole 123.
Preferably, the outer side surface of the second round table 10 is provided with threads and is in threaded connection with the pressing cap 5.
Has the advantages that: the weighing sensor lead device of the truck scale adopts a unique sealing end design, so that a signal wire is effectively sealed once after being led out from the weighing sensor; the clamping groove of the sealing joint is designed, so that effective fixed installation of the air pipe is realized, the signal line is led out from the air pipe and then is connected with the controller, the air pipe blocks the influence of the gas and liquid flow of the external environment on the signal line, secondary effective sealing is realized on the signal line, the signal line is effectively sealed, and the sealing performance of the whole weighing sensor is better. The lead device has simple structure and good sealing performance, and is completely suitable for sealing the outlet port of the weighing sensor of the truck scale.
Drawings
FIG. 1 is a schematic cross-sectional view of a load cell lead wire assembly of a truck scale according to the present invention;
FIG. 2 is a schematic view of a sealed joint of a load cell lead assembly of a truck scale of the present invention;
fig. 3 is a schematic view of a pressing cap of a lead wire device of a weighing sensor of the truck scale.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof. In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, a direct connection, or a communication between two elements, and those skilled in the art will understand the specific meaning of the above terms in the present invention specifically.
Examples
As shown in fig. 1 to 3, a load cell lead wire device of a truck scale includes:
a seal end 1 formed by integrally molding an end cover front end 11 and an end cover main body 12; the middle part of the front end 11 of the end cover is provided with a hole and extends to the lower end of the end cover main body 12 to form a blind hole 111, one side of the end cover main body 12 is provided with a first cylindrical hole 121 communicated with the blind hole 111, a conical through hole 122 is communicated with the first cylindrical hole 121, a second cylindrical hole 123 is communicated with the conical through hole 122, and the first cylindrical hole 121, the conical through hole 122 and the second cylindrical hole 123 are sequentially communicated and positioned on one side of the end cover main body 12 to form a passage 13 with the blind hole 111; a sealing ring 1120 is arranged on the periphery of the front end 11 of the end cover; the bottom of the end cover main body 12 is provided with a threaded hole;
the middle part of the conical sealing body 2 is provided with a threading hole 21; the conical sealing body 2 is matched and embedded into the conical through hole 122;
the front end 31 of the sealing joint is in threaded fit with the second cylindrical hole 123; the rear end 32 of the sealing joint is provided with a clamping groove 321;
the front end of the air pipe 4 is sleeved in the rear end 32 of the sealing joint and is arranged in the clamping groove 321;
the middle of the pressing cap 5 is provided with a through hole for leading out the air pipe 4, the pressing cap 5 is in threaded connection with the sealing joint 3, the front end 41 of the air pipe is clamped in the clamping groove 321, and the air pipe 4 is fixed;
and the signal wire 6 penetrates through the passage 13 to enter the air pipe 4, is connected with the controller 7, and transmits a signal to the controller 7.
In the technical scheme, firstly, the front end 11 of the end cover of the sealing end head 1 is placed at the outlet port of the weighing sensor, the signal wire 6 of the weighing sensor passes through the passage, the signal wire 6 passes through the threading hole 21 of the conical sealing body 2, the conical sealing body 2 is placed in the conical through hole 122, the sealing joint 3 is screwed on the sealing end head 1, the signal wire passes through the air pipe and the air pipe 4 is placed in the clamping groove 321, and the pressing cap 5 is screwed with the sealing joint 3 to realize the leading-out and sealing of the signal wire; the bottom of the end cover main body 12 is provided with a threaded hole, and the sealing end head 1 is in threaded connection with a weighing sensor through a screw, so that the lead operation and assembly are realized; and finally, the air pipe provided with the signal wire 6 is connected into the controller to realize signal transmission.
In the above technical solution, the aperture of the first cylindrical hole 121 is smaller than the aperture of the second cylindrical hole 123. In this way, the sealing joint front end 31 is restrained.
In the above technical solution, an annular groove 112 is formed in the outer periphery of the front end 11 of the end cover, and a sealing ring 1120 is arranged in the annular groove 112. By adopting the mode, the front end 11 of the end cover and the outlet port of the weighing sensor are better sealed.
In the above technical scheme, the sealing joint 3 includes a sealing joint front end 31, a first circular truncated cone 8 connected to the sealing joint front end 31, a first center pillar 9 connected to the first circular truncated cone 8, a second circular truncated cone 10 connected to the first center pillar 9, and a sealing joint tail end 33 connected to the second circular truncated cone 10 and forming a clamping groove 321, and the sealing joint 3 is of an integrally formed structure. By adopting the structure, the installation of the air pipe can be well realized, and the sealing performance is good.
In the above technical solution, the diameter of the second circular truncated cone 10 is smaller than the diameter of the first circular truncated cone 8, and the diameter of the first circular truncated cone 8 is larger than the inner diameter of the second cylindrical hole 123. By adopting the mode, the installation of the air pipe can be well realized, and the airtightness is good.
In the technical scheme, the outer side surface of the second round table 10 is provided with threads and is in threaded connection with the pressing cap 5. The screw connection mode is adopted, so that the installation is simple and convenient, and the installation parts are tightly connected.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. The structure and use, methods of application, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the utility model have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the utility model not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (6)
1. A weighing sensor lead device of truck scale, characterized by that includes:
a seal end (1) formed by integrally molding an end cover front end (11) and an end cover main body (12); the middle of the front end (11) of the end cover is provided with a hole and extends to the lower end of the end cover main body (12) to form a blind hole (111), one side of the end cover main body (12) is provided with a first cylindrical hole (121) communicated with the blind hole (111), a conical through hole (122) is communicated with the first cylindrical hole (121), a second cylindrical hole (123) is communicated with the conical through hole (122), and the first cylindrical hole (121), the conical through hole (122) and the second cylindrical hole (123) are sequentially communicated and are positioned on one side of the end cover main body (12) to form a passage (13) with the blind hole (111); a sealing ring (1120) is arranged on the periphery of the front end (11) of the end cover; the bottom of the end cover main body (12) is provided with a threaded hole;
the middle part of the conical sealing body (2) is provided with a threading hole (21); the conical sealing body (2) is matched and embedded into the conical through hole (122);
the front end (31) of the sealing joint is in threaded fit with the second cylindrical hole (123); a clamping groove (321) is formed in the rear end (32) of the sealing joint;
the front end of the air pipe (4) is sleeved into the rear end (32) of the sealing joint and is arranged in the clamping groove (321);
the middle of the pressing cap (5) is provided with a through hole for leading out the air pipe (4), the pressing cap (5) is in threaded connection with the sealing joint (3) and clamps the front end head (41) of the air pipe in the clamping groove (321) to fix the air pipe (4);
the signal wire (6) penetrates through the channel (13) to enter the air pipe (4), is connected with the controller (7) and transmits signals to the controller (7).
2. The load cell lead arrangement according to claim 1, wherein the first cylindrical hole (121) has a smaller diameter than the second cylindrical hole (123).
3. The lead wire device of the weighing sensor of the automobile scale of claim 1, wherein the periphery of the front end (11) of the end cover is provided with an annular groove (112), and a sealing ring (1120) is arranged in the annular groove (112).
4. The load cell lead device of claim 1, wherein the seal joint (3) comprises a seal joint front end (31), a first circular truncated cone (8) connected with the seal joint front end (31), a first center pillar (9) connected with the first circular truncated cone (8), a second circular truncated cone (10) connected with the first center pillar (9), and a seal joint tail end (33) connected with the second circular truncated cone (10) and forming a clamping groove (321), and the seal joint (3) is of an integrally formed structure.
5. The load cell lead arrangement of a motor vehicle scale of claim 4, wherein the diameter of the second truncated cone (10) is smaller than the diameter of the first truncated cone (8), and the diameter of the first truncated cone (8) is larger than the inner diameter of the second cylindrical hole (123).
6. The load cell lead wire device of a motor vehicle scale according to claim 4, wherein the outer side surface of the second circular truncated cone (10) is provided with threads and is in threaded connection with the pressing cap (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799767.7U CN215771696U (en) | 2021-08-04 | 2021-08-04 | Weighing sensor lead device of truck scale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799767.7U CN215771696U (en) | 2021-08-04 | 2021-08-04 | Weighing sensor lead device of truck scale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215771696U true CN215771696U (en) | 2022-02-08 |
Family
ID=80109621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121799767.7U Active CN215771696U (en) | 2021-08-04 | 2021-08-04 | Weighing sensor lead device of truck scale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215771696U (en) |
-
2021
- 2021-08-04 CN CN202121799767.7U patent/CN215771696U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215771696U (en) | Weighing sensor lead device of truck scale | |
| SE454214B (en) | TRYCKAVKENNARE | |
| CN110595678A (en) | Pressure transmitter | |
| CN210716200U (en) | Motor valve for gas meter | |
| CN210221163U (en) | Electrode sealing structure of electromagnetic flowmeter | |
| CN110792793A (en) | Gate valve | |
| CN212674349U (en) | Device for quickly mounting pressure transmitter on pipeline | |
| CN210533420U (en) | Electromagnetic water meter with pressure taking function | |
| CN204881965U (en) | Pressure transmitter's installation device among sewage treatment | |
| CN212455796U (en) | Wall bushing | |
| CN211235693U (en) | Chromatograph pipeline pressure detection assembly | |
| CN108533865B (en) | Pipe joint with changeable connection angle | |
| CN110721355B (en) | Multifunctional drainage bottle | |
| CN201215491Y (en) | Probe device | |
| CN214309212U (en) | Metal strain type pressure sensor with flush membrane structure | |
| CN219842098U (en) | Explosion-proof pressure transmitter of high security | |
| CN218152818U (en) | Adapter of digital display instrument | |
| CN217501402U (en) | Ultrasonic wave assembling structure for electric stay bar sleeve | |
| CN210623763U (en) | Supporting infrared temperature measurement unit that uses of control valve | |
| CN214404840U (en) | Self-sealing air tap of air horn | |
| CN216410455U (en) | Miniature precision pressure sensor | |
| CN219712584U (en) | Detachable filling valve seat of automobile air conditioner pipeline | |
| CN214538074U (en) | Electromagnetic flowmeter convenient to disassemble and assemble | |
| CN102901543A (en) | Liquid level sensor | |
| CN213089030U (en) | Vacuum adapter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |