CN215573476U

CN215573476U - Force cell sensor with high precision

Info

Publication number: CN215573476U
Application number: CN202121821707.0U
Authority: CN
Inventors: 卢文辉
Original assignee: Shenzhen Pangao Surveying Technology Co ltd
Current assignee: Shenzhen Pangao Surveying Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-18
Anticipated expiration: 2031-08-05

Abstract

The utility model belongs to the field of sensors, in particular to a force cell sensor with high precision, which comprises a main body and a protection mechanism, wherein a clamping mechanism is arranged on the outer side of the main body, the protection mechanism is arranged on the side edge of the main body, a connecting wire penetrates through the protection mechanism, the bottom of the main body is provided with a base, the top of the base is provided with a winding column, the side edge of the winding column is connected with a buckle, and the bottom of the buckle is provided with a rack; the connecting wire connecting device is provided with the protection mechanism, so that the connecting wire can be stored conveniently, the storage length of the connecting wire can be adjusted conveniently, the use length of the connecting wire can be controlled conveniently, different devices can be tested conveniently, the service life of the connecting wire can be prolonged conveniently, the practical performance of the sensor can be improved greatly, the structure is simple, the operation is flexible and convenient, the safety performance is high, the sensor can be used better, the working accuracy of the sensor can be improved conveniently, the connecting wire can be cleaned later, and the cleanness of the connecting wire can be kept.

Description

Force cell sensor with high precision

Technical Field

The utility model relates to the field of sensors, in particular to a high-precision force sensor.

Background

The force sensor comprises three major parts, namely one or more elastic bodies which can deform after being stressed, a bridge circuit which is composed of a resistance strain gage which can sense the deformation, an adhesive which can fixedly adhere the resistance strain gage to the elastic body and can conduct the strain, a sealant which protects an electronic circuit, and the like.

The line is not convenient for accomodate in current novel sensor existence, is not convenient for protect, and the dismantlement of being not convenient for can not be fine fixes, is not convenient for improve the practicality of sensor, improvement life's that can not be fine problem.

Therefore, a high-precision load cell is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problems that the wire is not convenient to store, protect, disassemble and fix, the practicability of the sensor is not improved, and the service life of the sensor is not prolonged, the utility model provides the force measuring sensor with high precision.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the force measuring sensor with high precision comprises a main body and a protection mechanism, wherein a clamping mechanism is arranged on the outer side of the main body, the protection mechanism is arranged on the side edge of the main body, and a connecting wire penetrates through the protection mechanism.

Preferably, the bottom of main part is provided with the base, and the top of base is provided with around the post, the side of winding the post is connected with the buckle, and the rack is installed to the bottom of buckle.

Preferably, the clamping mechanism comprises a clamping rod, a spring and a fixing rod, the end of the clamping rod is connected with the spring, and the fixing rod is installed at the end of the spring.

Preferably, the clamping rod and the fixed rod form a detachable structure through a spring, and the clamping rod is symmetrically arranged through the central axis of the fixed rod.

Preferably, the protection mechanism includes nut, screw rod and protective cover, the side of nut is provided with the screw rod, and the protective cover is installed in the outside of screw rod.

Preferably, the protective cover passes through and constitutes fixed knot structure between nut and the screw rod, and the central line of nut and the central line of screw rod coincide each other.

Preferably, the connecting line forms a rotating structure by winding between the column and the rack, and the rack is evenly arranged around the center of the column.

The utility model has the advantages that:

1. the clamping mechanism is arranged to pull the clamping rod, the clamping rod can be clamped on the main body through the pulling of the spring arranged at the end part, the fixed rod is not prone to falling due to the resilience of the spring, the protection mechanism is connected to the side edge of the fixed rod, the protection mechanism is favorably and firmly fixed on the main body, the protection mechanism can be conveniently and better used for the main body, the structure is simple, the operation is convenient, the detachable structure is convenient to mount and dismount, and the safety is high.

2. The connecting wire protection device is provided with a protection mechanism, a connecting wire penetrates through the protection mechanism, a sliding block is arranged on the outer side of the screw, a sliding groove is formed in the protection cover, the protection cover is sleeved on the outer side of the screw, the sliding block of the screw slides into the sliding groove of the protection cover, the protection cover can be fixed on the screw, a nut is rotated to the end portion of the screw, and the joint between the connecting wire and the main body is completely wrapped, so that the connecting wire is protected from being damaged, the connecting wire and the main body are better connected, the service life of the connecting wire is greatly prolonged, the accuracy of the main body is improved, the connecting wire protection device is simple in structure, firm in fixation and difficult to drop, the detachable structure is convenient to replace, and later-stage maintenance and repair are convenient.

3. The winding post is arranged, the rotation of the winding post is controlled, the connecting wire can be wound on the outer side of the winding post, the movable buckle is arranged on the outer side of the winding post, the movable buckle can be clamped on the rack when the winding post rotates, the movable buckle is lifted up to pull out the connecting wire, the storage of the connecting wire is facilitated, the storage length of the connecting wire is convenient to adjust, the use length of the connecting wire is facilitated to be controlled, the test of different devices is facilitated, the service life of the connecting wire is facilitated to be prolonged, and the practicability of the sensor is greatly improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic overall front view of the embodiment;

FIG. 2 is a schematic structural diagram of an engaging mechanism according to an embodiment;

FIG. 3 is a schematic structural diagram of a protection mechanism according to an embodiment;

fig. 4 is a schematic structural view of the connection between the second winding post and the movable buckle according to the embodiment.

In the figure: 1. a main body; 2. a clamping mechanism; 201. a clamping rod; 202. a spring; 203. fixing the rod; 3. a protection mechanism; 301. a nut; 302. a screw; 303. a protective cover; 4. a connecting wire; 5. a base; 6. winding the column; 7. a movable buckle; 8. a rack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-3, a force sensor with high precision includes a main body 1, a fastening mechanism 2, a protection mechanism 3, a connecting wire 4, a base 5, a winding column 6, a movable buckle 7 and a rack 8, wherein the fastening mechanism 2 is disposed on the outer side of the main body 1, the protection mechanism 3 is disposed on the side of the main body 1, and the connecting wire 4 penetrates through the protection mechanism 3;

the clamping mechanism 2 comprises a clamping rod 201, a spring 202 and a fixing rod 203, wherein the end part of the clamping rod 201 is connected with the spring 202, and the end part of the spring 202 is provided with the fixing rod 203;

the clamping rod 201 and the fixed rod 203 form a detachable structure through the spring 202, and the clamping rod 201 is symmetrically arranged through the central axis of the fixed rod 203, so that the protection mechanism 3 is favorably and firmly fixed on the main body 1, and the protection mechanism 3 is favorably and better used for the main body 1;

the protection mechanism 3 comprises a nut 301, a screw 302 and a protection cover 303, wherein the screw 302 is arranged on the side edge of the nut 301, and the protection cover 303 is arranged on the outer side of the screw 302;

the protective cover 303 forms a fixing structure between the nut 301 and the screw 302, and the center line of the nut 301 and the center line of the screw 302 are overlapped with each other, so that the protective cover is beneficial to protecting the connecting wire 4 from being damaged, and is beneficial to better connecting the connecting wire 4 and the main body 1.

Example two

Referring to fig. 1 and 4, in a first comparative example, as another embodiment of the present invention, a base 5 is disposed at the bottom of a main body 1, a winding column 6 is disposed at the top of the base 5, a movable buckle 7 is connected to a side edge of the winding column 6, and a rack 8 is mounted at the bottom of the movable buckle 7;

connecting wire 4 constitutes revolution mechanic through around between post 6 and the rack 8, and rack 8 is around the average setting of the centre of a circle around post 6, is favorable to accomodating of connecting wire 4, is convenient for adjust the length that connecting wire 4 accomodate.

The theory of operation, at first, the outside of main part 1 is provided with block mechanism 2, pulling kelly 201, kelly 201 rises through the drawing of spring 202 that the tip set up, can be with dead lever 203 card in main part 1, and the resilience of spring 202 makes dead lever 203 be difficult for dropping, and the side of dead lever 203 is connected with protection machanism 3, be favorable to firmly fixing protection machanism 3 on main part 1, the protection machanism 3 of being convenient for is to the better use of main part 1, and simple structure, the operation is convenient, detachable construction, be convenient for install and dismantle, the security is high.

Subsequently, the side of block mechanism 2 is provided with protection machanism 3, run through connecting wire 4 in protection machanism 3's inside, the screw rod 302 outside is provided with the slider, and the inside of protective cover 303 is provided with the spout, the outside with protective cover 303 telescope screw rod 302, the slider of screw rod 302, slide into protective cover 303's spout, can fix protective cover 303 on screw rod 302, the tip of rotatory screw rod 302 of nut 301 again, wrap up the junction between connecting wire 4 and main part 1 completely, be favorable to protecting connecting wire 4 and not receive the damage, be favorable to being connected better between connecting wire 4 and the main part 1, the life of connecting wire 4 has been improved greatly, be favorable to improving the precision of main part 1, and simple structure, it is fixed firm difficult for dropping, and detachable construction is convenient for changing, be convenient for later maintenance and maintenance.

Finally, the side of main part 1 is provided with around post 6, control is rotated around post 6, connecting wire 4 can twine in the outside around post 6, the outside around post 6 is provided with movable buckle 7, movable buckle 7 can block on rack 8 when around the rotation of post 6, and lift up movable buckle 7 and can pull out connecting wire 4 again, be favorable to accomodating of connecting wire 4, be convenient for adjust the length that connecting wire 4 accomodates, be favorable to controlling connecting wire 4's service length, be convenient for to the test of different devices, be favorable to prolonging connecting wire 4's life, the practicality of sensor has been improved greatly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. A force cell sensor with high precision is characterized in that: the anti-theft device is characterized by comprising a main body (1) and a protection mechanism (3), wherein a clamping mechanism (2) is arranged on the outer side of the main body (1), the protection mechanism (3) is arranged on the side edge of the main body (1), and a connecting wire (4) penetrates through the inside of the protection mechanism (3).

2. A high accuracy load cell as defined in claim 1, wherein: the bottom of main part (1) is provided with base (5), and the top of base (5) is provided with around post (6), the side of winding post (6) is connected with movable buckle (7), and rack (8) are installed to the bottom of activity buckle (7).

3. A high accuracy load cell as defined in claim 1, wherein: the clamping mechanism (2) comprises a clamping rod (201), a spring (202) and a fixing rod (203), the end portion of the clamping rod (201) is connected with the spring (202), and the fixing rod (203) is installed at the end portion of the spring (202).

4. A high accuracy load cell according to claim 3, wherein: the clamping rod (201) and the fixed rod (203) form a detachable structure through a spring (202), and the clamping rod (201) is symmetrically arranged through the central axis of the fixed rod (203).

5. A high accuracy load cell as defined in claim 1, wherein: protection machanism (3) are including nut (301), screw rod (302) and protective cover (303), the side of nut (301) is provided with screw rod (302), and protective cover (303) are installed in the outside of screw rod (302).

6. A high accuracy load cell according to claim 5, wherein: the protective cover (303) forms a fixed structure through the nut (301) and the screw (302), and the center line of the nut (301) and the center line of the screw (302) are overlapped.

7. A high accuracy load cell as defined in claim 2, wherein: the connecting wire (4) forms a rotating structure by winding between the column (6) and the rack (8), and the rack (8) is arranged around the circle center of the column (6) in an average manner.