CN219854217U - Pressure sensor test fixture with prevent breaking away from function - Google Patents

Abstract

The utility model discloses a pressure sensor testing fixture with an anti-disengaging function, which relates to the technical field of sensor detection and comprises a bottom component, wherein a pressing component is clamped and arranged at the upper end of the bottom component, auxiliary components are fixedly arranged at two sides of a notch of a cavity at the upper end of the bottom component, the problem that when a pressing plate and a signal plate move, a sensor easily slides out of two sides of the cavity and is poor in stability is solved, when an operator detects the sensor, the sensor is placed in the cavity at the upper end of the bottom component, butt-joint round blocks fixedly arranged at two sides of the outer wall of the cavity of the bottom component through arc-shaped rods clamp two sides of the outer wall of the sensor under the action of elastic force of an elastic element, so that the placement stability of the sensor is improved, and when the bottom component and the pressing component are moved, the upper end of the sensor is pressed, and the placement stability of the sensor in the cavity is not easily affected.

Description

Pressure sensor test fixture with prevent breaking away from function

Technical Field

The utility model relates to the technical field of sensor detection, in particular to a pressure sensor testing clamp with an anti-disengaging function.

Background

The pressure sensor is generally composed of a pressure sensitive element and a signal processing unit, and can be divided into a gauge pressure sensor, a differential pressure sensor and an absolute pressure sensor according to different test pressure types, wherein the differential pressure sensor is tested by a sensor component sensitive to air pressure, and a pair of chambers are used for clamping a single sensor for testing.

In document CN202221687456.6, a pressure sensor test fixture is proposed, comprising a base plate, a pressure plate and a signal plate; the sensor is arranged and positioned on the upper end face of the bottom plate, and the compacting plates and the signal plates are sequentially assisted by the positioning columns and stacked and installed above the bottom plate; by adopting the utility model, the whole structure is optimized, the multi-group type chambers are ensured to be capable of performing one-time multi-group comparison test, and the test rate of the sensor is improved; the sensor can be stably installed and clamped in the clamp in the test process by being matched with the pressing plate; through the replaceable signal board, can realize multiple types of test, wholly promote anchor clamps's scene adaptability.

Above-mentioned pressure sensor test fixture is through placing many sensors in the appearance room of multiunit formula, through installation pinch plate and signal board for the installation centre gripping that the sensor can be stable is in anchor clamps, adopts reference column through connection between bottom plate and the pinch plate, pushes down the sensor outer wall upper end in the bottom plate upper end appearance chamber through the pinch plate, but when pinch plate and signal board remove, the sensor is easy to roll off from the both sides of container, and stability is relatively poor.

To solve the above problems, a pressure sensor test fixture with a release preventing function is proposed.

Disclosure of Invention

The utility model aims to provide a pressure sensor testing clamp with an anti-disengagement function, which adopts the device to work, so that the problems that a sensor easily slides out from two sides of a container and has poor stability when a pressing plate and a signal plate move in the background are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pressure sensor test fixture with prevent breaking away from function, includes the bottom subassembly, the upper end inlay card of bottom subassembly is provided with the clamp assembly, and the upper end of clamp assembly is provided with signal detection subassembly, and bottom subassembly's upper end holds the chamber notch both sides fixed mounting and has auxiliary assembly, and auxiliary assembly's setting can assist the more stable installation of sensor in the appearance chamber of bottom subassembly upper end;

the auxiliary assembly comprises an arc-shaped rod and a fixed block fixedly arranged at one end of the arc-shaped rod, an elastic element is fixedly arranged at one end of the fixed block, a butt-joint round block is fixedly arranged at one end of the elastic element, an anti-slip pad is embedded into one side of the butt-joint round block, and the stability of connection between the butt-joint round block and one side of the outer wall of the sensor can be improved through the arrangement of the anti-slip pad.

Further, extension plates are fixedly arranged on two sides of the upper end of the bottom assembly, and embedded grooves are formed in the middle of the upper end of the extension plates.

Further, the pressing assembly comprises a pressing plate and abutting plates fixedly installed at the lower ends of two sides of the outer wall of the pressing plate.

Further, the signal detection assembly comprises a signal plate and L-shaped blocks fixedly arranged at the upper ends of two sides of the outer wall of the signal plate.

Further, a limiting plate is fixedly arranged on one side of the lower end of the L-shaped block, and an upper fixing block is fixedly arranged in the middle of one side of the inner wall of the L-shaped block.

Compared with the prior art, the utility model has the following beneficial effects: through placing the sensor in the appearance chamber of bottom subassembly upper end, through the fixed butt joint circle piece that sets up in bottom subassembly appearance chamber outer wall both sides of arc pole can press from both sides tightly the outer wall both sides of sensor under elastic component's elasticity effect to this stability of placing the sensor improves, presses the upper end of sensor through the hold-down assembly that sets up in bottom subassembly upper end, when the bottom subassembly with hold-down the subassembly between take place to remove, also be difficult for influencing the stability of sensor settling in appearance chamber.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of a base assembly and hold down assembly of the present utility model;

FIG. 3 is an enlarged view of FIG. 2A in accordance with the present utility model;

fig. 4 is a schematic perspective view of a signal detecting assembly according to the present utility model.

In the figure: 1. a base assembly; 11. an extension plate; 12. an embedded groove; 2. a compression assembly; 21. a pressing plate; 22. an abutting plate; 23. a long clamping block; 3. a signal detection assembly; 31. a signal board; 32. an L-shaped block; 33. a limiting plate; 34. a fixing block is arranged on the upper part; 4. an auxiliary component; 41. an arc-shaped rod; 42. a fixed block; 43. an elastic element; 44. butt-joint round blocks; 45. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings.

Referring to fig. 1, the pressure sensor testing fixture with the anti-disengagement function comprises a bottom component 1, wherein a compressing component 2 is arranged at the upper end of the bottom component 1 in a clamping manner, a signal detecting component 3 is arranged at the upper end of the compressing component 2, auxiliary components 4 are fixedly arranged on two sides of a notch of a cavity at the upper end of the bottom component 1, and the auxiliary components 4 can assist a sensor to be stably arranged in the cavity at the upper end of the bottom component 1.

The utility model is further described below with reference to examples.

Embodiment one:

referring to fig. 1-4, a pressure sensor test fixture with anti-disengaging function includes a bottom component 1, the upper end of the bottom component 1 is embedded to be provided with a compression component 2, the upper end of the compression component 2 is provided with a signal detection component 3, auxiliary components 4 are fixedly installed on two sides of a notch of an upper end containing cavity of the bottom component 1, the auxiliary components 4 can assist the sensor to be installed in the containing cavity of the upper end of the bottom component 1 more stably, the auxiliary components 4 comprise an arc-shaped rod 41 and a fixed block 42 fixedly installed at one end of the arc-shaped rod 41, one end of the fixed block 42 is fixedly provided with an elastic element 43, one end of the elastic element 43 is fixedly provided with a butt-joint round block 44, one side of the butt-joint round block 44 is embedded to be provided with an anti-slip pad 45, the arrangement of the anti-slip pad 45 can improve the stability of the connection between the butt-joint round block 44 and one side of the outer wall of the sensor, when detecting the sensor, the sensor is placed in the containing cavity of the upper end of the bottom component 1, the sensor can be pressed down on the outer wall of the bottom component 1 under the action of elasticity of the elastic element 43, the two sides of the outer wall of the sensor are fixedly arranged on the outer walls of the bottom component 1, and the stability of the sensor is not affected when the sensor is placed on the bottom component 2.

Embodiment two:

referring to fig. 3, the extension plate 11 is fixedly installed on two sides of the upper end of the bottom assembly 1, the embedded groove 12 is formed in the middle of the upper end of the extension plate 11, the compression assembly 2 comprises a pressing plate 21 and an abutting plate 22 fixedly installed on the lower ends of two sides of the outer wall of the pressing plate 21, a long clamping block 23 is fixedly installed in the middle of the lower end of the abutting plate 22, the long clamping block 23 is movably clamped in an inner cavity of the embedded groove 12, the abutting plate 22 is arranged at the upper end of the extension plate 11, the signal detection assembly 3 comprises a signal plate 31 and an L-shaped block 32 fixedly installed on two sides of the outer wall of the signal plate 31, a limiting plate 33 is fixedly installed on one side of the lower end of the L-shaped block 32, an upper fixing block 34 is fixedly installed on one side of the inner wall of the L-shaped block 32, the abutting plate 22 is clamped and the extension plate 11 and connected by an opening groove formed by the upper fixing block 34 and the limiting plate 33, and then limiting fixation of the abutting plate 22 and the extension plate 11 is completed, when the sensor is stably installed by the auxiliary assembly 4, an operator covers the compression assembly 2 on the upper end of the bottom assembly 1, the long clamping block 23 is embedded in the inner cavity 12, the inner cavity of the signal plate 31, the signal plate 31 is fixedly installed on the signal plate 31 and the signal plate 2 is fixedly installed on the two sides of the signal assembly 1, and the signal assembly 2 are fixedly installed on the signal plate 31, and the signal plate 2 is fixedly installed on the two sides of the signal plate 31, and the signal plate 1 are fixedly installed on the signal plate and the signal plate 1 and the signal clamping assembly and the signal plate 2 are stably installed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (5)

1. Pressure sensor test fixture with prevent breaking away from function, including bottom subassembly (1), its characterized in that: the upper end of the bottom assembly (1) is embedded with a pressing assembly (2), the upper end of the pressing assembly (2) is provided with a signal detection assembly (3), two sides of a notch of a cavity at the upper end of the bottom assembly (1) are fixedly provided with auxiliary assemblies (4), and the auxiliary assemblies (4) can assist the sensor to be more stably arranged in the cavity at the upper end of the bottom assembly (1);

auxiliary assembly (4) are including arc pole (41) and fixed mounting fixed block (42) in arc pole (41) one end, and the one end fixed mounting of fixed block (42) has elastic component (43), and the one end fixed mounting of elastic component (43) has butt joint circle piece (44), and the one side of butt joint circle piece (44) is embedded to be provided with slipmat (45), and the stability that butt joint circle piece (44) and sensor outer wall one side are connected can be improved in the setting of slipmat (45).

2. The pressure sensor testing fixture with anti-disengagement function according to claim 1, wherein: extension plates (11) are fixedly arranged on two sides of the upper end of the bottom assembly (1), and embedded grooves (12) are formed in the middle of the upper end of the extension plates (11).

3. The pressure sensor testing fixture with anti-disengagement function according to claim 2, wherein: the pressing assembly (2) comprises a pressing plate (21) and butt joint plates (22) fixedly installed at the lower ends of two sides of the outer wall of the pressing plate (21).

4. A pressure sensor test fixture with anti-disengagement function according to claim 3, characterized in that: the signal detection assembly (3) comprises a signal plate (31) and L-shaped blocks (32) fixedly arranged at the upper ends of two sides of the outer wall of the signal plate (31).

5. The pressure sensor testing fixture with anti-disengagement function according to claim 4, wherein: the lower end side of the L-shaped block (32) is fixedly provided with a limiting plate (33), and the middle part of the inner wall side of the L-shaped block (32) is fixedly provided with an upper fixing block (34).