CN215114940U

CN215114940U - Digital display intelligent pressure sensor

Info

Publication number: CN215114940U
Application number: CN202120786598.7U
Authority: CN
Inventors: 吴浩; 周泉
Original assignee: Shanghai Shengshi Internet Of Things Technology Co ltd
Current assignee: Shanghai Shengshi Internet Of Things Technology Co ltd
Priority date: 2021-04-17
Filing date: 2021-04-17
Publication date: 2021-12-10
Anticipated expiration: 2031-04-17

Abstract

The utility model belongs to the technical field of pressure sensor, especially, digital display intelligence pressure sensor to current pressure sensor, can't cushion the ceramic diaphragm in pressure sensor when the pressurized is excessive, and the last digital screen of pressure sensor has the dirt to adhere to on it under using for a long time simultaneously, needs artifical handheld burnisher to carry out the problem of periodic cleaning. The following scheme is proposed at present, and it includes the mounting base, the top of mounting base is fixed with the protective housing, and the top of protective housing is fixed with fixed cover, and it has the response pressure head to slide to run through on the fixed cover. The utility model discloses a clean mechanism, when the fly leaf moves down, can extrude two air bags, in its two air bags together get into the solid fixed cylinder by the extrusion in, and under the linkage of a plurality of parts of cooperation for the cleaning brush swing that the pivot is connected is clear away the dirt on display screen surface, guarantees the clean degree on display screen surface.

Description

Digital display intelligent pressure sensor

Technical Field

The utility model relates to a pressure sensor technical field especially relates to a digital display intelligence 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.

Current pressure sensor, can't cushion when the pressurized excessively to the ceramic diaphragm in the pressure sensor, make the ceramic diaphragm cause the damage easily for a long time, influence pressure sensor's life, and the apparent screen on the pressure sensor simultaneously has the dirt to adhere to on it under using for a long time, need artifical handheld burnisher to carry out periodic cleaning, can influence the clean and tidy degree of apparent screen under the condition of not in time clearance, influence people's normal use, we have designed a digital intelligent pressure sensor for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of digital display intelligence pressure sensor has solved current pressure sensor, can't cushion the ceramic diaphragm in pressure sensor when the pressurized is excessive, and the last digital screen of showing of pressure sensor uses for a long time down to have the dirt to adhere to on it simultaneously, needs artifical handheld burnisher to carry out the problem of periodic cleaning.

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

the utility model provides a digital display intelligence pressure sensor, which comprises a mounting base, mounting base's top is fixed with the protective housing, the top of protective housing is fixed with fixed cover, it runs through the response pressure head to slide on the fixed cover, the outside rigid coupling of response pressure head has the buffer board, it establishes the spring one in the response pressure head outside to be equipped with the activity cover between the bottom of buffer board and the top of fixed cover, the bottom mounting of response pressure head has the fly leaf, fly leaf sliding connection is in the protective housing, the below of fly leaf is equipped with the mainboard of fixing in the protective housing, the top of mainboard is fixed with ceramic membrane, ceramic membrane's top links to each other with the bottom of fly leaf, gas outlet department on the protective housing both sides wall all is fixed with the filter screen, top one side of protective housing is fixed with the display screen, mounting base's bottom all is connected with fixed establishment all around, be connected with clean mechanism between fly leaf and the protective housing.

Preferably, fixed establishment has seted up movable chamber including fixing the post of inserting in the mounting base bottom on inserting the post, and activity intracavity sliding connection has movable post, and the both sides of activity post all are equipped with the movable plate of sliding connection in the activity intracavity, all run through on the movable plate and are fixed with the inserted block, and the both ends of inserted block all are fixed with slider one, and the activity intracavity is all seted up with slider one matched with spout one.

Preferably, a second spring movably sleeved outside the insert block is arranged between the movable plate and the side wall of the movable cavity, a second sliding block is fixed on the two side walls of the movable column, a second sliding groove matched with the second sliding block is formed in the two side walls of the movable cavity, a screw rod is in threaded connection with the movable column, the screw rod is rotatably connected to the movable column and the mounting base, and a knob block is fixed at the top end of the screw rod.

Preferably, clean mechanism is including fixing two symmetrical dead levers on mainboard top, the top of dead lever all links to each other with the interior roof of protective housing, the outside of dead lever all is fixed with the stopper, it establishes the gas bag that aerifys in the dead lever outside that corresponds to be equipped with the movable sleeve between the stopper all and the interior roof of protective housing, the top sliding connection of protective housing has the sliding seat, the bottom mounting of sliding seat has slider three, the top of protective housing is seted up with slider three-phase complex spout three, spout three internal fixation has the slide bar, slider three is last to be seted up with slide bar matched with slide opening, it establishes the spring three in the slide bar outside to be equipped with the movable sleeve between the one end of slider three and the tip of spout three.

Preferably, a rack is fixed on a side wall of the movable seat departing from the third spring, a fixed cylinder is fixed on the top end of the protective shell, a piston plate is connected to the fixed cylinder in a sliding and sealing manner, a piston rod is fixed at one end of the piston plate, and one end of the piston rod slides to penetrate through the fixed cylinder and is connected with one end of the rack.

Preferably, one side of rack is equipped with the pivot of rotation connection on the protective housing top, and the outside rigid coupling of pivot has the cleaning brush, and the top of cleaning brush is equipped with the gear of rigid coupling in the pivot outside, and the gear meshes with the rack mutually, and the air inlet department of inflating the gasbag is connected with L type pipe, and the other end of L type pipe all runs through the fly leaf and is connected with the flexible pipe of rubber, and the other end of two flexible pipes of rubber is connected with respectively connects the trachea, and the one end of connecting the trachea links to each other with the gas outlet on a lateral wall of solid fixed cylinder respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses among the fixed establishment, this device when needs and outside between the plate body install, through twisting four knob pieces wrench movement, and under the setting of a plurality of corresponding parts of cooperation, realize the quick installation between this device and its outside plate body, need not to install fixedly through outside fastener, saved the time of installation, the installation effectiveness is high.

2. The utility model discloses in, when the response pressure head received the extrusion of external object, then its fly leaf moved down in the protecting crust to the ceramic diaphragm extrusion, the setting of its spring one and fixed cover, buffer board can cushion the dynamics when the response pressure head pushes down, avoids the phenomenon emergence too big and lead to the damage to the ceramic diaphragm extrusion pressure degree, improves pressure sensor's life greatly.

3. The utility model discloses among the cleaning mechanism, when the fly leaf moves down, can extrude two air bags, in its two air bags together get into the solid fixed cylinder by the extrusion, and under the linkage of a plurality of parts of cooperation for the cleaning brush swing that the pivot is connected is clear away the dirt on display screen surface, guarantees the clean degree on display screen surface, need not the manual work and just can in time obtain cleanly, and it is convenient to bring when giving people the use.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a digital display intelligent pressure sensor provided by the present invention;

fig. 2 is a schematic structural view illustrating an inside of a digital display intelligent pressure sensor according to the present invention;

fig. 3 is a schematic structural diagram of a top view of the digital display intelligent pressure sensor provided by the present invention;

fig. 4 is an enlarged schematic structural diagram of a position a of the digital display intelligent pressure sensor provided by the present invention;

fig. 5 is an enlarged schematic structural diagram of a digital display intelligent pressure sensor in the position B;

fig. 6 is a schematic structural diagram of the digital display intelligent pressure sensor enlarged at the C position.

In the figure: 1. mounting a base; 2. a protective shell; 3. fixing a sleeve; 31. an induction ram; 32. a buffer plate; 33. a first spring; 34. a movable plate; 4. a ceramic diaphragm; 5. a main board; 6. filtering with a screen; 7. a display screen; 8. a fixing mechanism; 801. inserting a column; 802. a movable post; 803. moving the plate; 804. inserting a block; 805. a first sliding block; 806. a second spring; 807. a second sliding block; 808. a screw; 809. a knob block; 9. a cleaning mechanism; 901. fixing the rod; 902. a limiting block; 903. an inflatable air bag; 904. a movable seat; 905. a third sliding block; 906. a slide bar; 907. a third spring; 908. a rack; 909. a fixed cylinder; 910. a piston plate; 911. a piston rod; 912. a rotating shaft; 913. a cleaning brush; 914. a gear; 915. a rubber telescopic pipe.

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.

Referring to fig. 1-6, a digital display intelligent pressure sensor includes a mounting base 1, a protective casing 2, a fixing sleeve 3, an induction pressure head 31, a buffer plate 32, a first spring 33, a movable plate 34, a ceramic membrane 4, a main plate 5, a filter screen 6, a display screen 7, a fixing mechanism 8, an insertion column 801, a movable column 802, a movable plate 803, an insertion block 804, a first slider 805, a second spring 806, a second slider 807, a screw 808, a knob 809, a cleaning mechanism 9, a fixing rod 901, a limiting block 902, an inflatable air bag 903, a movable seat 904, a third slider 905, a sliding rod 906, a third spring 907, a rack 908, a fixing cylinder 909, a piston plate 910, a piston rod 911, a rotating shaft 912, a cleaning brush 913, a gear 914 and a rubber telescopic tube, wherein the protective casing 2 is fixed on the top end of the mounting base 1, the fixing sleeve 3 is fixed on the top end of the protective casing 2, the induction pressure head 31 is slidably penetrated on the fixing sleeve 3, the outer side of the induction pressure head 31 is fixedly connected with the buffer plate 32, a first spring 33 movably sleeved outside the sensing pressure head 31 is arranged between the bottom end of the buffer plate 32 and the top end of the fixed sleeve 3, a movable plate 34 is fixed at the bottom end of the sensing pressure head 31, the movable plate 34 is connected in the protective shell 2 in a sliding manner, a main plate 5 fixed in the protective shell 2 is arranged below the movable plate 34, a ceramic diaphragm 4 is fixed at the top end of the main plate 5, the top end of the ceramic diaphragm 4 is connected with the bottom end of the movable plate 34, filter screens 6 are fixed at air outlets on two side walls of the protective shell 2, a display screen 7 is fixed at one side of the top end of the protective shell 2, fixing mechanisms 8 are connected around the bottom end of the mounting base 1, a cleaning mechanism 9 is connected between the movable plate 34 and the protective shell 2, the ceramic diaphragm 4 in the prior art senses pressure signals and transmits the pressure signals to a signal processing unit on the main plate 5 for processing, and displays the pressure values through the display screen 7 after processing, the setting of filter screen 6 avoids the dust to get into in the protective housing 2.

Further, the fixing mechanism 8 comprises an inserting column 801 fixed at the bottom end of the mounting base 1, a movable cavity is formed on the inserting column 801, a movable column 802 is slidably connected in the movable cavity, moving plates 803 slidably connected in the movable cavity are respectively arranged on both sides of the movable column 802, an inserting block 804 is fixedly penetrated through the moving plates 803, a first sliding block 805 is fixedly arranged at both ends of the inserting block 804, a first sliding slot matched with the first sliding block 805 is respectively formed in the movable cavity, a second spring 806 movably sleeved outside the inserting block 804 is arranged between each moving plate 803 and the side wall of the movable cavity, a second sliding block 807 is fixedly arranged on both side walls of the movable column 802, a second sliding slot matched with the second sliding block 807 is respectively formed in both side walls of the movable cavity, a screw 808 is connected to the movable column 802 in a threaded manner, the screw 808 is rotatably connected to the movable column 802 and the mounting base 1, a knob 809 is fixedly arranged at the top end of the screw 808, one end of the inserting block 804 is in an inclined structure, the bottom end of the movable column 802 is in a semicircular structure.

Further, the cleaning mechanism 9 includes two symmetrical fixed rods 901 fixed on the top of the main board 5, the top ends of the fixed rods 901 are connected with the inner top wall of the protective shell 2, the outer sides of the fixed rods 901 are fixed with limit blocks 902, an inflatable airbag 903 movably sleeved on the outer side of the corresponding fixed rod 901 is arranged between each limit block 902 and the inner top wall of the protective shell 2, the top end of the protective shell 2 is connected with a movable seat 904 in a sliding manner, a third slider 905 is fixed on the bottom end of the movable seat 904, a third chute matched with the third slider 905 is arranged on the top end of the protective shell 2, a sliding rod 906 is fixed in the third chute, a sliding hole matched with the sliding rod 906 is arranged on the third slider 905, a third spring 907 movably sleeved on the outer side of the sliding rod 906 is arranged between one end of the third slider 905 and the end of the third chute, a rack 908 is fixed on a side wall of the movable seat 904, which is far away from the third spring 907, a fixed cylinder 909 is fixed on the top end of the protective shell 2, a piston plate 910 is connected in a sliding and sealing manner in a fixed cylinder 909, one end of the piston plate 910 is fixed with a piston rod 911, one end of the piston rod 911 slidably penetrates through the fixed cylinder 909 and is connected with one end of a rack 908, one side of the rack 908 is provided with a rotating shaft 912 rotatably connected to the top end of a protective shell 2, a cleaning brush 913 is fixedly connected to the outer side of the rotating shaft 912, a gear 914 fixedly connected to the outer side of the rotating shaft 912 is arranged above the cleaning brush 913, the gear 914 is meshed with the rack 908, an L-shaped pipe is connected to an air inlet of an inflatable air bag 903, the other end of the L-shaped pipe penetrates through a movable plate 34 and is connected with rubber expansion pipes 915, the other ends of the two rubber expansion pipes 915 are respectively connected with connecting air pipes, one end of each connecting air pipe is respectively connected with an air outlet on one side wall of the fixed cylinder 909, and the movable plate 34 is movably sleeved on the outer sides of the two fixed rods 901.

The working principle is as follows: s1, when the device needs to be installed between an external plate body, four holes can be drilled on the external plate body through external drilling equipment, the inserting columns 801 on the periphery of the bottom end of the mounting base 1 are inserted into the holes in the external plate body correspondingly, four knob blocks 809 are twisted, corresponding screw rods 808 are rotated, movable columns 802 corresponding to the screw rods 808 are in threaded connection, the movable columns 802 can move downwards and conflict with the inserting blocks 804 on two sides, the movable plates 803 connected with the inserting blocks 804 move oppositely, two springs 806 connected correspondingly are pressed, the inserting blocks 804 can be inserted into sockets in hole side walls, quick installation between the device and the external plate body is achieved, installation and fixation are not needed through external fasteners, installation time is saved, and installation efficiency is high.

S2, when the sensing pressure head 31 is pressed by an external object, the movable plate 34 moves downwards in the protective shell 2 and presses the ceramic membrane 4, the first spring 33, the fixed sleeve 3 and the buffer plate 32 are arranged to buffer the force when the sensing pressure head 31 presses downwards, so as to avoid the phenomenon that the ceramic membrane 4 is damaged due to overlarge pressing force, and simultaneously, when the movable plate 34 moves downwards, the two inflatable air bags 903 can be pressed, the air in the two inflatable air bags 903 is pressed into the fixed cylinder 909 together, so that the air pushes the piston plate 910 to move, and pushes the rack 908 connected with the piston rod 911 to move on the sliding rod 906 in the sliding groove III through the third slider 905 connected with the movable seat 904, and compresses the third spring 907, in addition, when the rack 908 moves, the rotating shaft 912 connected with the gear 914 is driven, and the cleaning brush 913 connected with the rotating shaft 912 swings and removes the dirt on the surface of the display screen 7, the surface of the display screen 7 is ensured to be clean without manual cleaning.

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 digital display intelligent pressure sensor comprises a mounting base (1) and is characterized in that a protective shell (2) is fixed at the top end of the mounting base (1), a fixed sleeve (3) is fixed at the top end of the protective shell (2), a sensing pressure head (31) penetrates through the fixed sleeve (3) in a sliding manner, a buffer plate (32) is fixedly connected to the outer side of the sensing pressure head (31), a first spring (33) movably sleeved on the outer side of the sensing pressure head (31) is arranged between the bottom end of the buffer plate (32) and the top end of the fixed sleeve (3), a movable plate (34) is fixed at the bottom end of the sensing pressure head (31), the movable plate (34) is connected in the protective shell (2) in a sliding manner, a main plate (5) fixed in the protective shell (2) is arranged below the movable plate (34), a ceramic membrane (4) is fixed at the top end of the main plate (5), and the top end of the ceramic membrane (4) is connected with the bottom end of the movable plate (34), air outlets on two side walls of the protective shell (2) are respectively fixed with a filter screen (6), one side of the top end of the protective shell (2) is fixed with a display screen (7), the bottom end of the mounting base (1) is connected with a fixing mechanism (8) all around, and a cleaning mechanism (9) is connected between the movable plate (34) and the protective shell (2).

2. The digital display intelligent pressure sensor according to claim 1, wherein the fixing mechanism (8) comprises an insertion column (801) fixed at the bottom end of the mounting base (1), the insertion column (801) is provided with a movable cavity, the movable cavity is connected with a movable column (802) in a sliding manner, two sides of the movable column (802) are respectively provided with a movable plate (803) connected in the movable cavity in a sliding manner, the movable plates (803) are respectively fixed with an insertion block (804) in a penetrating manner, two ends of the insertion block (804) are respectively fixed with a first sliding block (805), and the movable cavity is provided with a first sliding groove matched with the first sliding block (805).

3. The digital display intelligent pressure sensor according to claim 2, wherein a second spring (806) movably sleeved outside the insert block (804) is arranged between the moving plate (803) and the side wall of the movable cavity, a second slider (807) is fixed on both side walls of the movable column (802), a second sliding groove matched with the second slider (807) is formed on both side walls of the movable cavity, a screw rod (808) is connected to the movable column (802) in a threaded manner, the screw rod (808) is rotatably connected to the movable column (802) and the mounting base (1), and a knob block (809) is fixed at the top end of the screw rod (808).

4. The digital display intelligent pressure sensor according to claim 1, wherein the cleaning mechanism (9) comprises two symmetrical fixed rods (901) fixed at the top end of the main board (5), the top ends of the fixed rods (901) are connected with the inner top wall of the protective shell (2), the outer sides of the fixed rods (901) are respectively fixed with a limit block (902), an inflatable air bag (903) movably sleeved at the outer side of the corresponding fixed rod (901) is arranged between each limit block (902) and the inner top wall of the protective shell (2), the top end of the protective shell (2) is slidably connected with a movable seat (904), the bottom end of the movable seat (904) is fixed with a third sliding block (905), the top end of the protective shell (2) is provided with a third sliding groove matched with the third sliding block (905), a sliding rod (906) is fixed in the third sliding groove, and a sliding hole matched with the sliding rod (906) is formed in the third sliding block (905), a third spring (907) movably sleeved on the outer side of the sliding rod (906) is arranged between one end of the third sliding block (905) and the end part of the third sliding chute.

5. The digital display intelligent pressure sensor according to claim 4, wherein a rack (908) is fixed on a side wall of the movable seat (904) away from the spring III (907), a fixed cylinder (909) is fixed at the top end of the protective shell (2), a piston plate (910) is connected in the fixed cylinder (909) in a sliding and sealing manner, a piston rod (911) is fixed at one end of the piston plate (910), and one end of the piston rod (911) penetrates through the fixed cylinder (909) in a sliding manner and is connected with one end of the rack (908).

6. The digital display intelligent pressure sensor according to claim 5, wherein a rotating shaft (912) rotatably connected to the top end of the protective housing (2) is arranged on one side of the rack (908), a cleaning brush (913) is fixedly connected to the outer side of the rotating shaft (912), a gear (914) fixedly connected to the outer side of the rotating shaft (912) is arranged above the cleaning brush (913), the gear (914) is meshed with the rack (908), an L-shaped pipe is connected to an air inlet of the inflatable air bag (903), the other end of the L-shaped pipe penetrates through the movable plate (34) and is connected with rubber expansion pipes (915), the other ends of the two rubber expansion pipes (915) are respectively connected with connecting air pipes, and one end of each connecting air pipe is respectively connected with an air outlet on one side wall of the fixed cylinder (909).