CN113566940A

CN113566940A - Quartz weighing sensor

Info

Publication number: CN113566940A
Application number: CN202110993657.2A
Authority: CN
Inventors: 刘星宇; 连江生; 黄安
Original assignee: Dongguan Suli Technology Co ltd
Current assignee: Dongguan Suli Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2021-10-29

Abstract

The invention discloses a quartz weighing sensor which comprises a bearing seat, a stress cavity, an adjustable balance column, a filler strip, a quartz crystal, a conducting strip, a balance block, a first clamping groove, a second clamping groove, a liquid inlet and a liquid outlet, wherein the middle part of the bearing seat is provided with the stress cavity, the bottom of the bearing seat is provided with a cooling device, and the inner bottom wall of the stress cavity is fixedly provided with the filler strip. The cooling device is arranged, so that the technical problems that the existing quartz weighing sensor does not have a constant temperature function and the measurement precision of the existing quartz weighing sensor is influenced when the existing quartz weighing sensor faces high temperature are effectively solved, the heating device is arranged, the temperature sensor senses the temperature in the stress cavity and transmits temperature data to the first PLC control module, when the temperature is too low, the first PLC control module controls the heating strip to start, and the heating strip heats the stress cavity, so that the technical problems that the existing quartz weighing sensor does not have a constant temperature function and the measurement precision of the existing quartz weighing sensor is influenced when the existing quartz weighing sensor faces low temperature are effectively solved.

Description

Quartz weighing sensor

Technical Field

The invention relates to the technical field of weighing, in particular to a quartz weighing sensor.

Background

At present, after a quartz weighing sensor is installed on a highway or a road of a country and a province, in order to restore the flatness of an original road surface, meanwhile, the relation that drainage has an inclination is considered for the original road surface, after the quartz weighing sensor is installed, a large grinder is used for grinding the part, higher than the road surface, of the quartz weighing sensor installed on the road, of the quartz weighing sensor to enable the part to be absolutely flat with the road surface, therefore, when various manufacturers produce the quartz weighing sensor, a grinding layer is directly adhered to the surface of a quartz sensor bearing seat by glue, and after the grinding layer is installed and rolled for three months, the phenomenon that the grinding layer falls off and flies out continuously occurs, no signal is generated when the sensor is lower than the road surface (the grinding layer falls off and is scrapped), and the road surface with the falling of the grinding layer forms the minimum: the grooves with different lengths of 12mm in height and 45mm in width are easy to cause tire burst of a vehicle running at high speed due to impact on the grooves, small damage can be caused to the passing vehicle, in addition, the quartz material is sensitive to temperature, and the measurement precision of the existing quartz weighing sensor is influenced by overhigh or overlow temperature, so that the weighing precision is reduced.

Disclosure of Invention

The invention aims to provide a quartz weighing sensor to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a quartzy weighing sensor, includes bearing seat, atress cavity, adjustable balancing post, filler strip, quartz crystal, conducting strip, balancing piece, first draw-in groove, second draw-in groove, inlet and liquid outlet, the atress cavity has been seted up at the middle part of bearing seat, the bottom of bearing seat is provided with cooling device, the interior diapire fixed mounting of atress cavity has the filler strip.

Preferably, the top fixed mounting of filler strip has quartz crystal, quartz crystal's upper surface is connected with the conducting strip, the upper surface of conducting strip is connected with the insulating piece.

Preferably, the upper surface of the insulating sheet is provided with a self-adjusting balance block, the top end of the self-adjusting balance block is concave, the bottom end of the balance adjusting column is in a semicircular convex shape, the balance column is embedded in the balance strip, and the side surface of the stress cavity is provided with a first clamping groove and a second clamping groove.

Preferably, the cooling device comprises a liquid inlet and a liquid outlet, the liquid inlet is arranged at the bottom or the side surface or the top of the bearing seat, the liquid outlet is also arranged at the bottom or the side surface or the top of the bearing seat, and the inner wall of the liquid inlet is fixedly communicated with the inner wall of the liquid outlet.

Preferably, after the temperature in the stress cavity is too high, the stress cavity is cooled by the cooling device, the heating device is arranged in the stress cavity, and when the temperature in the stress cavity is too low, the stress cavity is heated by the heating device.

Compared with the prior art, the invention has the following beneficial effects:

the invention senses the temperature in the stress cavity by the temperature sensor by arranging the cooling device, when the temperature is too high, the first PLC control module can send a signal with the too high temperature to the second PLC control module by the wireless transmitting module and the wireless receiving module, the second PLC control module starts the water pump and the cold drain, the cooling liquid in the liquid storage tank is pumped into the liquid inlet by the water pump, the cooling liquid flows at the bottom of the whole bearing seat to dissipate the heat of the whole bearing seat, finally flows back to the cold drain through the liquid outlet to cool, and flows into the liquid storage tank after cooling, thereby effectively solving the technical problems that the existing quartz weighing sensor does not have a constant temperature function and affects the measurement precision of the quartz weighing sensor when the temperature is high, by arranging the heating device, the temperature sensor senses the temperature in the stress cavity and transmits temperature data to the first PLC control module, when the temperature is too low, first PLC control module can control the heating strip and start, is heated up by the heating strip to the atress cavity, has effectively solved current quartz weighing sensor and has not had the constant temperature function, influences its measurement accuracy's technical problem when facing low temperature.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

In the figure: 1 bearing seat, 11 stress cavity, 15 adjustable balance column, 2 backing strip, 21 quartz crystal, 22 conducting strip, 23 balance block, 24 first clamping groove, 25 second clamping groove, 7 liquid inlet and 71 liquid outlet.

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.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The parts of the bearing seat 1, the stress cavity 11, the adjustable balance column 15, the filler strip 2, the quartz crystal 21, the conducting strip 22, the balance block 23, the first clamping groove 24, the second clamping groove 25, the liquid inlet 7 and the liquid outlet 71 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the parts are known by the technicians in the field through technical manuals or conventional experimental methods.

Referring to fig. 1, a quartz weighing sensor comprises a bearing seat 1, a stress cavity 11, an adjustable balance column 15, a pad strip 2, a quartz crystal 21, a conducting strip 22, a balance block 23, a first clamping groove 24, a second clamping groove 25, a liquid inlet 7 and a liquid outlet 71, wherein the middle part of the bearing seat 1 is provided with the stress cavity 11, the bottom of the bearing seat 1 is provided with a cooling device, the inner bottom wall of the stress cavity 11 is fixedly provided with the pad strip 2, the quartz crystal 21 is fixedly arranged above the pad strip 2, the upper surface of the quartz crystal 21 is connected with the conducting strip 22, the upper surface of the conducting strip 22 is connected with the insulating strip 23, the upper surface of the insulating strip 23 is provided with the self-adjusting balance block 24, the top end of the balance block 24 is concave, the bottom end of the balance adjusting column 15 is in a semicircular convex shape, the balance column 15 is embedded inside the balance strip 23 and connected, the side surface of the stress cavity 11 is provided with the first clamping groove 24 and the second clamping groove 25, the cooling device comprises a liquid inlet 7 and a liquid outlet 71, the liquid inlet 7 is arranged at the bottom or the side surface or the top of the bearing seat 1, the liquid outlet 71 is also arranged at the bottom or the side surface or the top of the bearing seat 1, the inner wall of the liquid inlet 7 is fixedly communicated with the inner wall of the liquid outlet 71, after the temperature in the stress cavity 11 is too high, the stress cavity is cooled by the cooling device, a heating device is arranged inside the stress cavity 11, and when the temperature in the stress cavity 11 is too low, the stress cavity is heated by the heating device.

When the quartz weighing sensor is used, the temperature sensor senses the temperature in the stress cavity 11 by arranging the cooling device, when the temperature is too high, the first PLC control module can send a signal with the too high temperature to the second PLC control module through the wireless transmitting module and the wireless receiving module, the second PLC control module starts the water pump and the cold drain, the cooling liquid in the liquid storage tank is pumped into the liquid inlet 7 through the water pump, the cooling liquid flows at the bottom of the whole bearing seat 1 to dissipate heat of the bearing seat, finally flows back to the cold drain through the liquid outlet 71 to cool, and flows into the liquid storage tank again after cooling, so that the technical problem that the existing quartz weighing sensor does not have a constant temperature function and affects the measurement precision of the quartz weighing sensor when facing high temperature is effectively solved, and by arranging the heating device, the temperature sensor senses the temperature in the stress cavity 11 and transmits temperature data to the first PLC control module, when the temperature is too low, the first PLC control module can control the heating strip to start, the heating strip heats the stress cavity 11, and the technical problem that the existing quartz weighing sensor does not have a constant temperature function and affects the measurement precision when facing low temperature is effectively solved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quartzy weighing sensor, includes bearing seat (1), atress cavity (11), adjustable balancing column (15), filler strip (2), quartz crystal (21), conducting strip (22), balancing piece (23), first draw-in groove (24), second draw-in groove (25), inlet (7) and liquid outlet (71), its characterized in that: stress cavity (11) have been seted up at the middle part of bearing seat (1), the bottom of bearing seat (1) is provided with cooling device, the interior diapire fixed mounting of stress cavity (11) has filler strip (2).

2. A quartz load cell according to claim 1, wherein: the top fixed mounting of filler strip (2) has quartz crystal (21), the upper surface of quartz crystal (21) is connected with conducting strip (22), the upper surface of conducting strip (22) is connected with insulating piece (23).

3. A quartz load cell according to claim 1, wherein: the insulating piece (23) upper surface is provided with self-interacting balancing piece (24), the top of self-interacting balancing piece (24) is the concavity, the bottom of balance adjustment post (15) is the semicircle convex, inlay in balance post (15) balance piece (23) internal connection, first draw-in groove (24) and second draw-in groove (25) have been seted up to the side surface of atress cavity (11).

4. A quartz load cell according to claim 1, wherein: cooling device includes inlet (7) and liquid outlet (71), inlet (7) are seted up the bottom or the side surface or the top of bearing seat (1), liquid outlet (71) are also seted up the bottom or the side surface or the top of bearing seat (1), the inner wall of inlet (7) with the inner wall of liquid outlet (71) is fixed to be communicated.

5. A quartz load cell according to claim 1, wherein: after the temperature in the stress cavity (11) is too high, the stress cavity is cooled by a cooling device, a heating device is arranged in the stress cavity (11), and when the internal temperature of the stress cavity (11) is too low, the stress cavity is heated by the heating device.