CN213748880U - Differential pressure transmitter - Google Patents

Abstract

The utility model discloses a poor pressure transmitter, including first casing, second casing, template, sensor main part, guard plate and accomodate the piece, the bilateral symmetry of first casing is fixed with two and accomodates the piece, accomodates one side that the piece kept away from first casing and has seted up and accomodate the groove, accomodates the articulated piece of installing of inslot and extend, the one end of extending the piece is rolled out around articulated department and accomodates the outside in groove, and extends the up end of piece and set up the square groove of level, installs the spirit level in the square groove of level, one side middle part of extending the piece still installs the magnetism and inhales the strip, and accomodate the piece is inhaled to the opposite sex magnetism of installing adaptation magnetism on the cell wall of inslot, just it has seted up the catching groove to extend one side that the piece kept away from the magnetism and inhales the strip. This differential pressure changer, rational in infrastructure, from taking horizontal adjustment auxiliary function, make things convenient for the staff to transfer when installation or maintenance and examine work, convenient to use, and can be with the rainwater water conservancy diversion, the protective effect when having improved open-air installation has ensured normal operating.

Description

Differential pressure transmitter

Technical Field

The utility model belongs to the technical field of the changer, concretely relates to poor pressure transmitter.

Background

The differential pressure transmitter is a transmitter for measuring the pressure difference between two ends of the transmitter, and is generally suitable for the front and back pressure difference of a filter screen, a pipeline and the like to judge whether a pipeline is blocked. The differential pressure transmitter comprises a diaphragm capsule, a base and a shell, wherein a sensor is arranged in the diaphragm capsule, the sensor is connected with an external measuring element through a line, differential pressure from pressure guide pipes on two sides directly acts on the sensor of the differential pressure transmitter, the measuring element converts measured differential pressure signals into electric signals corresponding to the differential pressure signals and transmits the electric signals to a converter, and the electric signals are converted into standard electric signals through amplification and other processing to be output to obtain differential pressure.

And differential pressure transmitter need the level to place before transferring to examine, and current differential pressure transmitter does not have horizontal adjustment auxiliary function, leads to the staff often to carry other instruments and carries out the level debugging, and it is inconvenient to use, and in order to guarantee differential pressure transmitter's normal work, need install it in dry environment, and current differential pressure transmitter safeguard function is relatively poor, when leading to open-air installation, thereby the rainwater probably permeates into and causes the damage to the changer in the changer guard box, influences differential pressure transmitter's normal work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a poor pressure transmitter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a differential pressure transmitter comprises a first shell, a second shell, a template, a sensor main body, a protection plate and a containing block, wherein two containing blocks are symmetrically fixed on two sides of the first shell, a containing groove is formed in one side, far away from the first shell, of each containing block, an extending block is hinged in each containing groove, one end of each extending block rotates out of the containing groove around the hinged position, a horizontal square groove is formed in the upper end face of each extending block, a level gauge is installed in each horizontal square groove, a magnetic suction strip is further installed in the middle of one side of each extending block, an anisotropic magnetic suction block matched with the magnetic suction strip is installed on the wall of each containing groove, and a buckling groove is formed in one side, far away from the magnetic suction strip, of each extending block;

the protection plate is arranged above the first shell, a water guide groove is formed in the upper end face of the protection plate, the water guide groove is an inclined groove with two ends different in height, two fixing plates are symmetrically fixed to two sides of the lower end face of the protection plate, an embedded block is constructed in the middle of the lower end face of each fixing plate, embedded grooves are formed in the upper end faces of the two accommodating blocks, and the two embedded blocks are respectively inserted into the embedded grooves.

Preferably, both ends are threaded respectively around the first casing and are installed and show lid and rear end cap, install the display screen in the demonstration lid, and install detection circuitry in the first casing, detection circuitry and display screen electric connection.

Preferably, the data plate is installed to the up end of first casing, and the terminal surface structure has the second casing under the first casing, first casing and second casing formula structure as an organic whole, be fixed with the position number plate on the outer fringe face of second casing.

Preferably, two templates are symmetrically arranged below the second shell, the sensor main body is installed between the two templates, the upper end face of the sensor main body is fixedly connected with the lower end face of the second shell, and the sensor main body is communicated with the inside of the second shell.

Preferably, two all seted up the inlet on the template, and the equal symmetry of the upper end of two templates and lower extreme is provided with a plurality of screws, and the both ends of screw thread run through the upper and lower both ends of two templates respectively to connect two templates.

The utility model discloses a technological effect and advantage: this differential pressure transmitter benefits from receiving the piece, receive the groove, extend the cooperation of piece and spirit level, the staff can directly utilize the spirit level to carry out horizontal position's regulation to this differential pressure transmitter when installation and maintenance, thereby do benefit to going on of follow-up accent inspection work, high durability and convenient use, and benefit from the guard plate, the guiding gutter, the fixed plate, the gomphosis piece, gomphosis groove and the cooperation of receiving the piece, can be fixed in the top of first casing with the guard plate, and can utilize the guiding gutter to arrange away the rainwater water conservancy diversion, the protecting effect when having improved open-air installation, the normal operating of this equipment has been ensured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the protection plate of the present invention engaged with the first housing;

FIG. 3 is a schematic structural view of the utility model with the protection plate detached;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 according to the present invention.

In the figure: the sensor comprises a first shell 1, a display cover 101, a display screen 102, a rear end cover 103, a nameplate 104, a second shell 2, a 201-position number plate, a template 3, a liquid inlet 301, a sensor main body 4, a protection plate 5, a water chute 501, a fixing plate 502, a fitting block 503, a receiving block 6, a fitting groove 601, a receiving groove 7, an extending block 701, a level meter 702 and a magnetic suction strip 703.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a differential pressure transmitter as shown in fig. 1-4, including first casing 1, second casing 2, template 3, sensor main part 4, guard plate 5 and accomodate piece 6, the bilateral symmetry of first casing 1 is fixed with two and accomodates piece 6, accomodate piece 6 and has seted up and accomodate groove 7 in one side of keeping away from first casing 1, accomodate and install extension piece 701 in the groove 7, the outside of accomodating groove 7 is rolled out around the articulated department to one end of extension piece 701, and the up end of extension piece 701 has seted up horizontal square groove, installs spirit level meter 702 in the horizontal square groove, the middle part of one side of extension piece 701 still installs magnetism and inhales strip 703, and installs the opposite sex magnetism that adaptation magnetism was inhaled strip 703 on the cell wall of accomodating in the groove 7 and inhale the piece, and the catching groove has been seted up to one side that extension piece 701 kept away from magnetism and inhale strip 703;

a protection plate 5 is arranged above the first shell 1, a water chute 501 is formed in the upper end face of the protection plate 5, the water chute 501 is an inclined chute with two different heights at two ends, two fixing plates 502 are symmetrically fixed on two sides of the lower end face of the protection plate 5, an embedding block 503 is formed in the middle of the lower end face of each fixing plate 502, embedding grooves 601 are formed in the upper end faces of the two accommodating blocks 6, and the two embedding blocks 503 are respectively inserted into the embedding grooves 601.

Specifically, both ends are threaded respectively around first casing 1 and are installed and show lid 101 and rear end cap 103, install display screen 102 in the demonstration lid 101, and install detection circuitry in first casing 1, detection circuitry and display screen 102 electric connection, during concrete implementation, detection circuitry and external power source in the first casing 1 are connected and are handled the signal of sensor main part 4 through the component on the circuit, and detection circuitry and circuit component are the circuit and circuit component that commonly use among the current differential pressure transmitter, and not shown in the figure.

Concretely, data plate 104 is installed to the up end of first casing 1, and end structure has second casing 2 under the first casing 1, first casing 1 and second casing 2 formula structure as an organic whole, be fixed with number plate 201 on the outer fringe face of second casing 2.

Specifically, 2 below symmetries of second casing are provided with two templates 3, install sensor main part 4 between two templates 3, the up end of sensor main part 4 and the lower terminal surface fixed connection of second casing 2, and sensor main part 4 and second casing 2's inside intercommunication, during concrete implementation, sensor main part 4 can select to use the pressure sensor who commonly uses in this field now, and concrete model is not limited.

It is specific, two all seted up inlet 301 on template 3, and the equal symmetry of the upper end of two templates 3 and lower extreme is provided with a plurality of screw rods, and the both ends of screw rod are the upper and lower both ends that the screw thread runs through two templates 3 respectively to connect two templates 3, during concrete implementation, inlet 301 on two templates 3 is used for high pressure feed liquor and low pressure feed liquor respectively, and template 3 keeps away from one side of inlet 301 and still sets up the liquid outlet that links to each other with the bleeder valve, and the liquid outlet communicates with two inlet 301 respectively.

The working principle is that when the differential pressure transmitter is installed or overhauled, the extension block 701 can be turned out of the accommodating groove 7 by overcoming the attraction between the magnetic suction strip 703 and the inner wall of the accommodating groove 7 through the catching groove on the extension block 701, adjustment can then be made by directly observing the position of the bubble within the level gauge 702, leaving the differential pressure transmitter level, thereby facilitating the adjustment and inspection work of workers during installation or maintenance, and when the differential pressure transmitter is installed outdoors, the embedding blocks 503 can be respectively embedded into the embedding grooves 601 at the two sides of the first shell 1, so that the shielding plate 5 is installed above the first casing 1, so that when rainwater permeates above the first casing 1, it is shielded by the shielding plate 5, meanwhile, rainwater is guided and drained to the rear of the first shell 1 by the water guide groove 501, so that the influence of rainwater on the differential pressure transmitter is avoided. This differential pressure changer, rational in infrastructure, from taking horizontal adjustment auxiliary function, make things convenient for the staff to transfer when installation or maintenance and examine work, convenient to use, and can be with the rainwater water conservancy diversion, the protective effect when having improved open-air installation has ensured normal operating.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (5)

1. The utility model provides a poor pressure transmitter, includes first casing (1), second casing (2), template (3), sensor main part (4), guard plate (5) and accomodates piece (6), its characterized in that: two accommodating blocks (6) are symmetrically fixed on two sides of the first shell (1), one side, far away from the first shell (1), of each accommodating block (6) is provided with an accommodating groove (7), an extending block (701) is hinged in each accommodating groove (7), one end of each extending block (701) rotates out of the corresponding accommodating groove (7) around the hinged position, a horizontal square groove is formed in the upper end face of each extending block (701), a level gauge (702) is arranged in each horizontal square groove, a magnetic attraction strip (703) is further arranged in the middle of one side of each extending block (701), an opposite magnetic attraction block matched with the magnetic attraction strip (703) is arranged on the groove wall in each accommodating groove (7), and a buckling groove is formed in one side, far away from the magnetic attraction strip (703), of each extending block (701);

the improved structure of the automobile seat is characterized in that a protection plate (5) is arranged above the first shell (1), a water guide groove (501) is formed in the upper end face of the protection plate (5), the water guide groove (501) is an inclined groove with two different heights at two ends, two fixing plates (502) are symmetrically fixed to two sides of the lower end face of the protection plate (5), an embedded block (503) is constructed in the middle of the lower end face of each fixing plate (502), embedded grooves (601) are formed in the upper end faces of the two accommodating blocks (6), and the two embedded blocks (503) are respectively inserted into the embedded grooves (601).

2. The differential pressure transmitter of claim 1, wherein: the display device is characterized in that a display cover (101) and a rear end cover (103) are respectively installed at the front end and the rear end of the first shell (1) in a threaded mode, a display screen (102) is installed in the display cover (101), a detection circuit is installed in the first shell (1), and the detection circuit is electrically connected with the display screen (102).

3. The differential pressure transmitter of claim 1, wherein: data plate (104) are installed to the up end of first casing (1), and end structure has second casing (2) under first casing (1), first casing (1) and second casing (2) formula structure as an organic whole, be fixed with position number plate (201) on the outer fringe face of second casing (2).

4. The differential pressure transmitter of claim 3, wherein: the sensor is characterized in that two templates (3) are symmetrically arranged below the second shell (2), a sensor main body (4) is installed between the two templates (3), the upper end face of the sensor main body (4) is fixedly connected with the lower end face of the second shell (2), and the sensor main body (4) is communicated with the inside of the second shell (2).

5. The differential pressure transmitter of claim 1, wherein: two all seted up inlet (301) on template (3), and the upper end of two templates (3) and the equal symmetry of lower extreme are provided with a plurality of screws, and the both ends of screw rod are the upper and lower both ends that the screw thread runs through two templates (3) respectively to connect two templates (3).

Images