CN210400596U

CN210400596U - Load sensor

Info

Publication number: CN210400596U
Application number: CN201921481968.5U
Authority: CN
Inventors: 陈宇
Original assignee: Shenzhen Main Sensor Technology Co Ltd
Current assignee: Shenzhen Main Sensor Technology Co Ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-04-24
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a load sensor, including mounting platform and the base of setting on mounting platform, the last surface mounting of base has the sensor main part, the front side of sensor main part is provided with control display panel, the upper end swing joint of sensor main part has the bearing platform, the below of bearing platform is provided with rather than assorted buffer gear. The utility model discloses a setting up of a plurality of telescopic machanism's that the pressure-bearing ring bottom circumference set up cooperation buffering and pressure-bearing ring upper surface bradyseism rubber ring can play certain buffering protection utility to the pressure-bearing platform when the heavy object surpasses the bearing capacity of sensor main part, it is further, the pressure-bearing ring receives the conflict power of pressure-bearing platform to move down but this range of moving down is that the spacing slip through the stopper at spacing inslot is restricted, its ability of avoiding overload phenomenon to take place has further been improved, guarantee in the at utmost that the load sensor is not damaged by accident.

Description

Load sensor

Technical Field

The utility model relates to a sensor technical field especially relates to a load sensor.

Background

"Sensors" are defined in the New Weir dictionary as: "receive power from one system and send power to a device in a second system, usually in another form". With the advent of the new technological revolution, the world began to enter the information age. In the process of utilizing information, firstly, the problem to be solved is to obtain accurate and reliable information, and a sensor is a main way and means for obtaining information in the fields of nature and production.

The load sensor is a sensor device which measures the stress of an object by checking the load applied to the stress carrier. The load sensor can convert the pressure transmitted from the carrier into corresponding electric signals, thereby achieving the purpose of measurement. However, in the actual use process of the current load sensor, the overload phenomenon may occur due to negligence and inexperience of users, and then the load sensor is accidentally damaged, so that unnecessary economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the load sensor at present may cause overload phenomenon due to negligence and non-profession of users in the actual use process, and then cause accidental damage of the load sensor, cause unnecessary economic loss, and then provide a load sensor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a load sensor, includes mounting platform and the base of setting on mounting platform, the last surface mounting of base has the sensor main part, the front side of sensor main part is provided with control display panel, the upper end swing joint of sensor main part has the bearing platform, the below of bearing platform is provided with rather than assorted buffer gear, the last stop gear who matches with buffer gear of installing platform.

Preferably, the buffer mechanism comprises a pressure-bearing ring which is arranged below the pressure-bearing table and sleeved outside the sensor main body, and the bottom of the pressure-bearing ring is connected with the mounting platform through a plurality of telescopic mechanisms which are circumferentially arranged.

Preferably, telescopic machanism is including articulating the sleeve pipe on mounting platform, sheathed tube interior bottom fixedly connected with spring, the upper end fixedly connected with slider of spring, the slider is inserted and is established and sliding connection in the sleeve pipe, one side fixedly connected with bracing piece that the spring was kept away from to the sleeve pipe, the one end that the slider was kept away from to the bracing piece is articulated with the bottom of pressure-bearing ring, just the intraductal anticreep ring that supplies the bracing piece to alternate of installing of sleeve, the lateral wall of bracing piece and the inside wall sliding connection of anticreep ring.

Preferably, stop gear includes and installs two risers on mounting platform about sensor main part symmetry, two the bottom of riser all is connected, two through strengthening rib and mounting platform reinforcement the spacing groove has all been seted up on the relative one side lateral wall of riser, two all insert in the spacing groove and establish and sliding connection have a stopper, two the relative one side of stopper respectively with the lateral wall rigid coupling of pressure ring.

Preferably, a layer of cushioning rubber ring is adhered to the upper surface of the pressure bearing ring through an adhesive.

Preferably, the base and the mounting platform are fixedly connected together through bolts.

The utility model has the advantages that: 1. through the matching buffering of the plurality of telescopic mechanisms circumferentially arranged at the bottom of the pressure-bearing ring and the arrangement of the cushioning rubber ring on the upper surface of the pressure-bearing ring, a certain buffering protection effect can be exerted on the pressure-bearing table when the heavy object exceeds the bearing capacity of the sensor main body, the occurrence of an overload phenomenon is avoided, and the load sensor is ensured not to be accidentally damaged;

2. the pressure-bearing ring is moved down by the interference force of the pressure-bearing table, but the downward movement amplitude is limited by the limiting sliding of the limiting block in the limiting groove, so that the capacity of avoiding overload is further improved, and the load sensor is guaranteed not to be damaged accidentally to the maximum extent.

Drawings

Fig. 1 is a schematic structural diagram of a load sensor according to the present invention;

fig. 2 is a schematic view of the internal structure of the middle sleeve of the present invention.

In the figure: the vibration damping device comprises a mounting platform 1, a base 2, a bolt 3, a sensor main body 4, a control display panel 5, a pressure bearing table 6, a pressure bearing ring 7, a vibration damping rubber ring 8, a sleeve 9, a vertical plate 10, a limiting groove 11, a limiting block 12, a reinforcing rib 13, a spring 14, a sliding block 15 and a supporting rod 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a load sensor comprises a mounting platform 1 and a base 2 arranged on the mounting platform 1, the base 2 is fixedly connected with the mounting platform 1 through a bolt 3, a sensor main body 4 is arranged on the upper surface of the base 2, a control display panel 5 is arranged on the front side of the sensor main body 4, a pressure bearing table 6 is movably connected to the upper end of the sensor main body 4, a buffer mechanism matched with the pressure bearing table 6 is arranged below the pressure bearing table 6, and a limiting mechanism matched with the buffer mechanism is arranged on the mounting platform 1.

The buffer mechanism comprises a bearing ring 7 which is arranged below the bearing table 6 and sleeved outside the sensor main body 4, a layer of cushioning rubber ring 8 is bonded on the upper surface of the bearing ring 7 through an adhesive, and the bottom of the bearing ring 7 is connected with the mounting platform 1 through a plurality of telescopic mechanisms which are circumferentially arranged; telescopic machanism is including articulating the sleeve pipe 9 on mounting platform 1, the interior bottom fixedly connected with spring 14 of sleeve pipe 9, the upper end fixedly connected with slider 15 of spring 14, slider 15 is inserted and is established and sliding connection in sleeve pipe 9, one side fixedly connected with bracing piece 16 of spring 14 is kept away from to sleeve pipe 9, the one end that slider 15 was kept away from to bracing piece 16 is articulated with the bottom of pressure-bearing ring 7, and install the anticreep ring that supplies bracing piece 16 to alternate in the sleeve pipe 9, the lateral wall of bracing piece 16 and the inside wall sliding connection of anticreep ring.

Stop gear includes and installs two risers 10 on mounting platform 1 about sensor main part 4 symmetry, and the bottom of two risers 10 all is connected with mounting platform 1 reinforcement through strengthening rib 13, has all seted up spacing groove 11 on the relative one side lateral wall of two risers 10, all inserts in two spacing grooves 11 and establishes and sliding connection has stopper 12, and the relative one side of two stoppers 12 respectively with the lateral wall rigid coupling of pressure-bearing ring 7.

The utility model provides an among the load sensor, put the heavy object and measure on bearing platform 6, it is specific, when the weight of heavy object exceedes the bearing capacity of sensor main part 4 greatly, can make the bottom of bearing platform 6 conflict on bearing ring 7 finally of great decline of bearing platform 6, can play certain buffer protection utility to bearing platform 6 when the heavy object exceedes the bearing capacity of sensor main part 4 through the cooperation buffering of a plurality of telescopic machanisms that bearing ring 7 bottom circumference set up and the setting of bearing ring 7 upper surface bradyseism rubber ring 8, avoid the emergence of overload phenomenon, guarantee that the load sensor is not damaged by accident;

the pressure bearing ring 7 is moved downwards by the interference force of the pressure bearing table 6, but the downward movement amplitude is limited by the limiting sliding of the limiting block 12 in the limiting groove 11, so that the capacity of avoiding overload is further improved, and the load sensor is prevented from being accidentally damaged to the maximum extent. The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a load sensor, includes mounting platform (1) and base (2) of setting on mounting platform (1), its characterized in that, the last surface mounting of base (2) has sensor main part (4), the front side of sensor main part (4) is provided with control display panel (5), the upper end swing joint of sensor main part (4) has bearing platform (6), the below of bearing platform (6) is provided with rather than assorted buffer gear, mounting platform (1) is last to be installed with buffer gear assorted stop gear.

2. The load sensor according to claim 1, wherein the buffer mechanism comprises a pressure ring (7) which is arranged below the pressure bearing table (6) and sleeved outside the sensor body (4), and the bottom of the pressure ring (7) is connected with the mounting platform (1) through a plurality of circumferentially arranged telescopic mechanisms.

3. The load sensor according to claim 2, wherein the telescopic mechanism comprises a sleeve (9) hinged on the mounting platform (1), a spring (14) is fixedly connected to the inner bottom of the sleeve (9), a sliding block (15) is fixedly connected to the upper end of the spring (14), the sliding block (15) is inserted into the sleeve (9) and is slidably connected to the inner bottom of the sleeve (9), a supporting rod (16) is fixedly connected to one side of the sleeve (9) far away from the spring (14), one end of the supporting rod (16) far away from the sliding block (15) is hinged to the bottom of the pressure bearing ring (7), an anti-drop ring for the supporting rod (16) to penetrate through is installed in the sleeve (9), and the outer side wall of the supporting rod (16) is slidably connected to the inner side wall of the anti-drop ring.

4. The load sensor according to claim 3, wherein the limiting mechanism comprises two vertical plates (10) symmetrically installed on the installation platform (1) about the sensor main body (4), the bottoms of the vertical plates (10) are fixedly connected with the installation platform (1) through reinforcing ribs (13), two limiting grooves (11) are formed in the side wall of one side opposite to the vertical plates (10), two limiting grooves (11) are formed in the side wall of the limiting grooves (11) in an inserted mode and are connected with limiting blocks (12) in a sliding mode, and the two side opposite to the limiting blocks (12) are fixedly connected with the outer side wall of the pressure bearing ring (7) respectively.

5. A load cell according to claim 2, wherein the upper surface of the pressure ring (7) is bonded with a layer of cushioning rubber ring (8) by adhesive.

6. A load sensor according to claim 1, wherein the base (2) and the mounting platform (1) are fixedly connected together by means of bolts (3).