CN218239139U - Pressure sensor - Google Patents

Abstract

The utility model discloses a pressure sensor, which belongs to the field of sensor devices, and comprises a pressure sensor, a clamping block is tightly clamped inside one side of the pressure sensor, one end of the clamping block is fixedly welded with one side surface of a fixing ring, the inside of the fixing ring is fixedly sleeved with an electric wire, the outer side of the electric wire is slidably sleeved with an outer thread sleeve, the pressure sensor drives the outer thread sleeve to rotate and be connected with the inside of the pressure sensor through rotating a screwing nut, the fixing ring is driven to be tightly adhered to the inside of the pressure sensor, the electric wire is convenient to install and fix, the clamping block is clamped inside the pressure sensor, the fixing ring is prevented from being driven to rotate and twist when the outer thread sleeve rotates, the pressure sensor is easily damaged after being used for a long time, and the normal use is influenced; the tight nut is turned round through rotating, drives the gasket and hugs closely terminal surface under the ring flange, and the fixed sucking disc of easy to assemble, the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

Description

Pressure sensor

Technical Field

The utility model relates to a sensor device field, more specifically say, relate to a pressure sensor.

Background

A pressure sensor is a device or apparatus that senses a pressure signal and converts the pressure signal into a usable output electrical signal according to a certain rule. A pressure sensor is generally composed of a pressure sensitive element and a signal processing unit. Pressure sensors can be classified into gauge pressure sensors, differential pressure sensors, and absolute pressure sensors according to different test pressure types. The pressure sensor is the most common sensor in industrial practice, is widely applied to various industrial automatic control environments, and relates to a plurality of industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, military industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like.

Current pressure sensor, the tip outer protective sheath of electric wire uses thread bush threaded connection pressure sensor, but can drive the electric wire when rotating the thread bush and rotate to drive the electric wire and rotate the distortion, lead to its damage easily after using for a long time, influence normal use, simultaneously, the up end of ring flange is smooth planar design, when great article place its up end and weigh, leads to article to empty easily, and is inconvenient to article weigh. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a pressure sensor, which drives an external thread sleeve to rotate and be connected with the inside of the pressure sensor in a threaded manner by rotating a screwing nut, drives a fixing ring to be tightly attached to the inside of the pressure sensor, is convenient for installing and fixing an electric wire, and can fix the fixing ring by the design that a clamping block is clamped in the pressure sensor, so that the electric wire is prevented from rotating and twisting when the external thread sleeve rotates, and the electric wire is easy to damage after being used for a long time, thereby influencing the normal use; the tight nut is turned round through rotating, drives the gasket and hugs closely terminal surface under the ring flange, and the fixed sucking disc of easy to assemble, the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

In order to solve the above problems, the utility model adopts the following technical proposal.

A pressure sensor comprises a pressure sensor, wherein a clamping block is tightly clamped in one side of the pressure sensor, one end of the clamping block is fixedly welded with one side face of a fixing ring, an electric wire is fixedly sleeved in the fixing ring, an external thread sleeve is sleeved on the outer side of the electric wire in a sliding mode, one side face of a nut is fixedly welded on one side face of the external thread sleeve, a connecting rod is sleeved in the pressure sensor, a flange plate is fixedly welded at the upper end of the connecting rod, a supporting rod is sleeved in the flange plate, a fixing seat is fixedly welded at the upper end of the supporting rod, a sucking disc is fixedly connected at the upper end of the fixing seat, a gasket is sleeved on the outer side of the lower end of the supporting rod, and a nut is connected to the outer side of the lower end of the supporting rod through threads; the tight nut is turned round through rotating, drives the gasket and hugs closely terminal surface under the ring flange, and the fixed sucking disc of easy to assemble, the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

Further, threaded connection pressure sensor is passed through in the outside of external screw thread cover, solid fixed ring is cup jointed to the inside of external screw thread cover, turns round tight nut through rotating, drives inside external screw thread cover rotates threaded connection pressure sensor, drives solid fixed ring and hugs closely pressure sensor inside, the fixed electric wire of easy to assemble.

Further, the inside circuit board of pressure sensor is connected to the one end of electric wire, the display is connected to the other end of electric wire, the inside slip of nut cup joints the electric wire, and the inside design of fixture block joint pressure sensor can be fixed solid fixed ring, prevents that the external screw thread cover from driving the electric wire and rotating the distortion when rotating, leads to its damage after long-time the use easily, influences normal use.

Further, the fixing base is hugged closely to the up end of ring flange, the gasket is compressed to the up end of nut, the up end of gasket is hugged closely terminal surface under the ring flange, turns round tight nut through rotating, drives the gasket and hugs closely terminal surface under the ring flange, easy to assemble fixed suction cup.

Furthermore, the inside of sucking disc is hollow structure design, and the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

Compared with the prior art, the utility model has the advantages of:

(1) According to the scheme, the tightening nut is rotated to drive the external thread sleeve to rotate and be connected with the inside of the pressure sensor in a threaded manner, the fixing ring is driven to be tightly attached to the inside of the pressure sensor, the electric wire is convenient to mount and fix, the fixing ring can be fixed by the design that the clamping block is clamped in the pressure sensor, the electric wire is prevented from being driven to rotate and distort when the external thread sleeve rotates, the electric wire is easy to damage after being used for a long time, and normal use is influenced; the tight nut is turned round through rotating, drives the gasket and hugs closely terminal surface under the ring flange, and the fixed sucking disc of easy to assemble, the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

(2) Threaded connection pressure sensor is passed through in the outside of external screw thread cover, and solid fixed ring is cup jointed to the inside of external screw thread cover, and through turning round tight nut, it rotates inside threaded connection pressure sensor to drive the external screw thread cover, drives solid fixed ring and hugs closely inside pressure sensor, the fixed electric wire of easy to assemble.

(3) The inside circuit board of pressure sensor is connected to the one end of electric wire, and the display is connected to the other end of electric wire, and the electric wire is cup jointed in the inside slip of nut, and the inside design of fixture block joint pressure sensor can be fixed solid fixed ring, prevents that the external screw thread cover from driving the electric wire and rotate the distortion when rotating, leads to its damage after long-time the use easily, influences normal use.

(4) The fixing base is hugged closely to the up end of ring flange, and the gasket is compressed tightly to the up end of nut, and the up end of gasket is hugged closely under the ring flange, twists tight nut through rotating, drives the gasket and hugs closely under the ring flange terminal surface, and fixed sucking disc easy to assemble.

(5) The inside of sucking disc is hollow structure design, and the design of sucking disc can be adsorbed article fastening at its up end, and the symmetry heavy object article are fixed to weigh article.

Drawings

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

fig. 2 is an enlarged cross-sectional view taken at a point a of the present invention;

fig. 3 is an enlarged view of the position B of the present invention.

The numbering in the figures illustrates:

1 pressure sensor, 11 fixture blocks, 12 fixing rings, 13 electric wires, 14 external thread sleeves, 15 nuts, 2 connecting rods, 21 flange plates, 22 supporting rods, 23 fixing seats, 24 suckers, 25 gaskets and 26 screw caps.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-3, a pressure sensor includes a pressure sensor 1, a clamping block 11 is fastened and clamped inside one side of the pressure sensor 1, one side of a fixing ring 12 is fixedly welded at one end of the clamping block 11, an electric wire 13 is fixedly sleeved inside the fixing ring 12, an external thread sleeve 14 is slidably sleeved outside the electric wire 13, one side of a nut 15 is fixedly welded on one side of the external thread sleeve 14, a connecting rod 2 is sleeved inside the pressure sensor 1, a flange 21 is fixedly welded at the upper end of the connecting rod 2, a supporting rod 22 is sleeved inside the flange 21, a fixing seat 23 is fixedly welded at the upper end of the supporting rod 22, a sucking disc 24 is fixedly connected at the upper end of the fixing seat 23, a gasket 25 is sleeved outside the lower end of the supporting rod 22, and a nut 26 is connected outside the lower end of the supporting rod 22 through threads.

Please refer to fig. 1-2, the outside of the external thread sleeve 14 is connected to the pressure sensor 1 through a thread, the inside of the external thread sleeve 14 is sleeved with the fixing ring 12, the nut 15 is screwed through rotation, the external thread sleeve 14 is driven to rotate inside the thread connected to the pressure sensor 1, the fixing ring 12 is driven to be tightly attached to the pressure sensor 1, the wire 13 is convenient to install and fix, one end of the wire 13 is connected to the circuit board inside the pressure sensor 1, the other end of the wire 13 is connected to the display, the wire 13 is sleeved in the nut 15 in an internal sliding manner, the fixture block 11 is clamped to the pressure sensor 1, the fixing ring 12 can be fixed, the wire 13 is driven to rotate and twist when the external thread sleeve 14 rotates, the damage is easily caused after long-time use, and the normal use is affected.

Referring to fig. 1 and 3, the upper end face of the flange plate 21 is tightly attached to the fixing seat 23, the upper end face of the nut 26 tightly presses the gasket 25, the upper end face of the gasket 25 is tightly attached to the lower end face of the flange plate 21, the nut 26 is turned tightly by rotation to drive the gasket 25 to be tightly attached to the lower end face of the flange plate 21, the fixed sucker 24 is convenient to install, the inside of the sucker 24 is designed to be a hollow structure, the sucker 24 can fasten and adsorb articles on the upper end face of the sucker, and the articles with symmetrical weights are fixed so as to weigh the articles.

This pressure sensor, turn round tight nut 15 through rotating, it rotates threaded connection pressure sensor 1 inside to drive external thread cover 14, it hugs closely pressure sensor 1 inside to drive solid fixed ring 12, the fixed electric wire 13 of easy to assemble, the inside design of 11 joint pressure sensor 1 of fixture block can be fixed solid fixed ring 12, it rotates the distortion to drive electric wire 13 when preventing that external thread cover 14 from rotating, lead to its damage easily after using for a long time, influence normal use, turn round tight nut 26 through rotating, it hugs closely terminal surface under the ring flange 21 to drive gasket 25, the fixed sucking disc 24 of easy to assemble, sucking disc 24's design can be adsorbed article fastening at its up end, the symmetry heavy object article are fixed, so that weigh article.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. A pressure sensor comprising a pressure sensor (1), characterized in that: the inside fastening joint in one side of pressure sensor (1) has fixture block (11), the fixed welding of fixture block (11) one end has a side of solid fixed ring (12), the fixed cover in inside of solid fixed ring (12) has electric wire (13), electric wire (13) outside slides and has cup jointed outer thread bush (14), the fixed welding of outer thread bush (14) side has a side of nut (15), connecting rod (2) have been cup jointed to the inside of pressure sensor (1), the fixed welding in upper end of connecting rod (2) has ring flange (21), bracing piece (22) have been cup jointed to the inside of ring flange (21), the fixed butt fusion in upper end of bracing piece (22) has fixing base (23), the upper end fixedly connected with sucking disc (24) of fixing base (23), gasket (25) have been cup jointed in the lower extreme outside of bracing piece (22), there is nut (26) in the lower extreme outside of bracing piece (22) through threaded connection.

2. A pressure sensor as claimed in claim 1, wherein: the outside of external screw thread cover (14) is through threaded connection pressure sensor (1), solid fixed ring (12) is cup jointed to the inside of external screw thread cover (14).

3. A pressure sensor as claimed in claim 1, wherein: one end of the wire (13) is connected with a circuit board inside the pressure sensor (1), the other end of the wire (13) is connected with a display, and the wire (13) is sleeved inside the nut (15) in a sliding mode.

4. A pressure sensor as claimed in claim 1, wherein: the upper end face of the flange plate (21) is tightly attached to the fixing seat (23), the upper end face of the nut (26) is tightly pressed against the gasket (25), and the upper end face of the gasket (25) is tightly attached to the lower end face of the flange plate (21).

5. A pressure sensor as claimed in claim 1, wherein: the inside of the sucker (24) is designed to be a hollow structure.

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