CN114720033A - Intelligent protection type pressure gauge - Google Patents
Intelligent protection type pressure gauge Download PDFInfo
- Publication number
- CN114720033A CN114720033A CN202210359468.4A CN202210359468A CN114720033A CN 114720033 A CN114720033 A CN 114720033A CN 202210359468 A CN202210359468 A CN 202210359468A CN 114720033 A CN114720033 A CN 114720033A
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- 239000011521 glass Substances 0.000 claims abstract description 8
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 9
- 241000463219 Epitheca Species 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 description 6
- 230000035939 shock Effects 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/26—Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0618—Overload protection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/10—Means for indicating or recording, e.g. for remote indication mechanical
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses an intelligent protection type pressure gauge, and relates to the technical field of pressure gauges. The glass cover is fixedly arranged on the lower shell, the central assembly, the pressure assembly, the gear shifting assembly, the auxiliary assembly and the return assembly are fixedly arranged on the lower shell, the upper shell is also fixedly arranged on the lower shell, and the display assembly is fixedly arranged on the upper shell. The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure. The invention is provided with the two-gear dial gauge, thereby increasing the measuring capability and simultaneously keeping the precision of the pressure gauge; the invention can protect the elastic element through the stop block when the pressure is overlarge.
Description
Technical Field
The invention relates to the technical field of pressure gauges, in particular to an intelligent protection type pressure gauge.
Background
The pressure gauge is a meter which takes an elastic element as a sensitive element and measures and indicates the pressure higher than the ambient pressure, is very commonly applied and almost extends to all the fields of industrial processes and scientific researches.
Publication number CN113074863A discloses a pressure gauge protection device, including the barrel, be equipped with on the barrel: the annular lath, the screw cap, annular lath fixed connection is at the barrel top, screw cap threaded connection is in the barrel bottom, the cooperation has the protection machanism who is used for improving manometer anticollision ability between barrel and annular lath, protection machanism is by the movable block, a spherical section of thick bamboo, the manometer gauge outfit, the connecting cylinder is constituteed, protection machanism has the shock attenuation canceling release mechanical system who has the shock attenuation and make protection machanism reset with the screw cap cooperation, the cooperation has interlock mechanism and closure member between barrel and screw cap, interlock mechanism and closure member cooperation are used for preventing that the manometer gauge outfit from being hit the damage and leading to leaking. The anti-collision device changes the stress angle of the pressure gauge head and absorbs the impact force of impact by arranging the protection mechanism and the damping reset mechanism, thereby improving the anti-collision capability of the pressure gauge head; the linkage mechanism, the sealing piece and the protection mechanism are arranged to cooperate to prevent the pressure gauge head from being damaged by excessive impact to cause gas or liquid leakage.
However, this device cannot protect the elastic element when the pressure is too high, and cannot maintain the accuracy of the pressure gauge while enlarging the range of the pressure gauge.
Disclosure of Invention
In order to solve the above problems, the present invention provides the following technical solutions: the utility model provides an intelligence protection type manometer, includes inferior valve and glass cover, and glass cover fixed mounting is on the inferior valve, and fixed mounting has center subassembly, pressure components, the subassembly of shifting, auxiliary assembly and return subassembly on the inferior valve, and it has the epitheca still to fixed mounting on the inferior valve, and fixed mounting has the display module on the epitheca.
The center subassembly include central lower shaft, central lower shaft fixed mounting is on the inferior valve, the first end of fixedly connected with center drive gear and center spring on the central lower shaft, the second end fixed connection of center spring is on the centre ball, the swivelling joint has the center upper shaft on the central lower shaft, be equipped with two first center upper shaft holes on the central upper shaft, two first center upper shaft hole contained angles are ninety degrees, two one-way teeth of fixedly connected with on the central upper shaft, sliding connection has the change dog on the one-way tooth, it has last swing pinion and lower swing pinion still to rotate on the central upper shaft, go up swing pinion and all fixed mounting have the change dog on the swing pinion down, go up the pivot on the center and go up the fixedly connected with pointer.
Preferably, the lower shell is fixedly provided with a pressure outer pipe and a stop block, and the pressure outer pipe is fixedly connected with a pressure inner pipe.
Preferably, pressure unit include the elasticity baffle, elasticity baffle sliding connection is on the pressure inner tube, the first connecting rod of fixedly connected with on the elasticity baffle, first connecting rod sliding connection is on first support, first support fixed mounting is on the inferior valve, still fixed mounting has first connecting rod tooth on the first connecting rod, fixed mounting has the gear shaft on the inferior valve, rotate on the gear shaft and be connected with first gear and second gear, first gear meshes with first connecting rod tooth mutually.
Preferably, the gear shifting assembly comprises a first blocking frame, a first gear shifting bracket and a second gear shifting bracket, the first blocking frame is fixedly arranged on the lower shell, a first sliding block and a second sliding shaft are connected to the first gear shifting bracket in a sliding manner, a gear shifting push block is connected to the first sliding block in a rotating manner, a first end of a first spring is fixedly connected to the gear shifting push block, a second end of the first spring is fixedly connected to the first sliding block, a first end of the second sliding shaft is fixedly connected to the first sliding block, a second end of the second sliding shaft is connected to the first gear shifting bracket in a sliding manner, a first end of a third spring is also fixedly connected to the first sliding block, a second end of the third spring is fixedly connected to the first gear shifting bracket, the second gear shifting bracket is fixedly arranged on the lower shell, a first sliding tooth is connected to the second gear shifting bracket in a sliding manner, a first end of the first sliding shaft, a first end of the second spring and a gear shifting connecting rod are fixedly connected to the first sliding tooth, the second end of the first sliding shaft is connected to the second gear shifting support in a sliding mode, the second end of the second spring is fixedly connected to the second gear shifting support, a second sliding tooth is fixedly connected to the gear shifting connecting rod, and one end, close to the lower rotating gear, of the second sliding tooth is meshed with the lower rotating gear.
Preferably, the auxiliary assembly comprises an auxiliary sliding frame, an auxiliary sliding plate is connected to the auxiliary sliding frame in a sliding mode, a fourth spring is fixedly connected to the upper portion of the auxiliary sliding plate, a first triangular stop dog is further connected to the auxiliary sliding plate in a rotating mode, a first end of a blocking block is fixedly connected to the fourth spring in an auxiliary mode, and a second end of the blocking block is fixedly connected to a circular ring on the first triangular stop dog in an auxiliary mode.
Preferably, the display assembly comprises a display support, the display support is fixedly mounted on the upper shell, the first end of a fifth spring is fixedly mounted on the upper shell, the second end of the fifth spring is fixedly connected to the push plate, the push plate is slidably connected to the display support, the push plate is rotatably connected to a display push-pull rod, the display push-pull rod is rotatably connected to a digital display box, and the digital display box is slidably connected to a straight plate on the upper shell.
Preferably, the return assembly comprises a return sliding tooth and a second sliding block, the return sliding tooth is fixed on the support, the return assembly and the gear shifting assembly are of a central symmetry structure, the first end of the second sliding block is fixed on the corresponding first sliding tooth on the return assembly, and the second end of the second sliding block is meshed with the upper rotating gear.
The invention provides an intelligent protection type pressure gauge which has the following beneficial effects: (1) the invention is provided with the two-gear dial gauge, thereby increasing the measuring capability and simultaneously keeping the precision of the pressure gauge; (2) the invention can protect the elastic element through the stop block when the pressure is overlarge.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the dial structure of the present invention.
FIG. 3 is a schematic view of the internal structure of the pressure gauge of the present invention.
FIG. 4 is a schematic view of the lower center shaft structure of the present invention.
FIG. 5 is a schematic view of a pressure assembly according to the present invention.
Fig. 6 is a schematic cross-sectional view of the upper shaft of the center of the present invention.
Fig. 7 is a schematic view of the structure of the unidirectional tooth of the present invention.
FIG. 8 is a schematic view of the auxiliary assembly of the present invention.
Fig. 9 is a schematic view of the shifting unit of the present invention.
FIG. 10 is a schematic view of a first triangular block according to the present invention.
In the figure: 2-a central component; 3-a pressure assembly; 4-a shifting assembly; 5-an auxiliary component; 6-a display component; 7-a return component; 101-first tick mark; 102-a second tick mark; 103-a glass cover; 104-digital display holes; 105-an upper shell; 106-pressure outer tube; 107-pressure inner tube; 108-inferior shell; 109-a stopper; 201-central drive gear; 202-central lower shaft; 203-center spring; 204-center ball; 205-a first central upper axle hole; 206-central upper axis; 207-change block; 208-one-way teeth; 209-upper rotating gear; 210-lower rotating gear; 211-a pointer; 212-second central upper shaft hole; 301-elastic baffle; 302-a first link; 303-a first support; 304-first link teeth; 305-a first gear; 306-a second gear; 307-gear shaft; 401-a first slider; 402-a shift pusher; 403-a first spring; 404-a first blocking frame; 405-a first sliding tooth; 406-a first sliding shaft; 407-a second sliding shaft; 408-a second spring; 409-shift link; 410-a second sliding tooth; 411-first shift carrier; 412-a third spring; 413-a second shift carrier; 501-auxiliary sliding plate; 502-an auxiliary barrier; 503-a first triangular stop; 504-a fourth spring; 505-a second triangular stop; 506-auxiliary carriage; 601-display stand; 602-a fifth spring; 603-push plate; 604-showing a push-pull rod; 605-digital display box; 701-a second slider; 702-return sliding teeth.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better explanation of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Referring to fig. 1 to 10, the present invention provides a technical solution: the utility model provides an intelligence protection type manometer, includes inferior valve 108 and glass cover 103, and glass cover 103 fixed mounting is on inferior valve 108, and fixed mounting has center subassembly 2, pressure components 3, the subassembly 4 of shifting, auxiliary assembly 5 and return assembly 7 on the inferior valve 108, and still fixed mounting has epitheca 105 on the inferior valve 108, and fixed mounting has display module 6 on the epitheca 105.
As shown in figure 4 of the drawings, in which, as shown in fig. 6 and 7, the center assembly 2 includes a center lower shaft 202, the center lower shaft 202 is fixedly installed on the lower casing 108, a center transmission gear 201 and a first end of a center spring 203 are fixedly connected to the center lower shaft 202, a second end of the center spring 203 is fixedly connected to a center ball 204, a center upper shaft 206 is rotatably connected to the center lower shaft 202, a first center upper shaft hole 205 and a second center upper shaft hole 212 are arranged on the center upper shaft 206, an included angle between the first center upper shaft hole 205 and the second center upper shaft hole 212 is ninety degrees, two one-way teeth 208 are fixedly connected to the center upper shaft 206, a shift block 207 is slidably connected to each one-way tooth 208, an upper rotating gear 209 and a lower rotating gear 210 are further rotatably connected to the center upper shaft 206, the shift block 207 is fixedly installed on each of the upper rotating gear 209 and the lower rotating gear 210, and a pointer 211 is further fixedly connected to the center upper shaft 206.
When the gear shifting device is used, the central transmission gear 201 rotates, the central transmission gear 201 drives the central lower shaft 202, the central lower shaft 202 drives the central ball 204, the initial position of the central ball 204 is located at the pointer 211 on the central upper shaft 206, the central ball 204 drives the central upper shaft 206 to rotate, the central upper shaft 206 drives the pointer 211 to rotate, reading is carried out on the first scale mark 101 according to the position pointed by the pointer 211, when the pointer 211 rotates by two hundred and seventy degrees and reaches the maximum reading of the first scale mark 101, the reading and gear shifting are started, the lower rotating gear 210 is rapidly rotated anticlockwise through the second sliding tooth 410 on the gear shifting assembly 4, the two groups of gear shifting blocks 207 and the one-way tooth 208 are reversely arranged, the gear shifting block 207 and the one-way tooth 208 in the lower rotating gear 210 are engaged anticlockwise and slide clockwise, the lower rotating gear 210 drives the gear shifting block 207 in the lower rotating gear 210 to rotate anticlockwise, the gear shifting block 207 drives the one-way tooth 208 to rotate anticlockwise, the one-way teeth 208 rotate the upper center shaft 206 counterclockwise, because the upper center shaft 206 rapidly rotates counterclockwise, the upper center shaft 206 presses the center ball 204, the center ball 204 compresses the center spring 203, and the center ball 204 leaves the second upper center shaft hole 212 on the upper center shaft 206, so the upper center shaft 206 does not rotate with the lower center shaft 202, and finally the pointer 211 rotates backward by two hundred seventy degrees, returns to the initial position, completes the gear shift, and starts to read on the second scale line 102. The shift block 207 is provided with a rotatable block and an elastic plate. The shift block 207 pushes the one-way tooth 208 through the block or the block presses the elastic plate to slide on the one-way tooth 208 when rotating.
As shown in fig. 1 and fig. 2, the lower shell 108 is further fixedly provided with an outer pressure tube 106 and a stopper 109, and the outer pressure tube 106 is fixedly connected with an inner pressure tube 107. The upper shell 105 is provided with a digital display hole 104, the upper shell 105 is also fixedly provided with a first scale mark 101 and a second scale mark 102, the reading interval on the first scale mark 101 is 0-5bar, the reading interval on the second scale mark 102 is 5-10bar, and the first scale mark 101 and the second scale mark 102 start reading from the left side.
As shown in fig. 5, the pressure assembly 3 includes an elastic baffle 301, the elastic baffle 301 is slidably connected to the pressure inner tube 107, a first connecting rod 302 is fixedly connected to the elastic baffle 301, the first connecting rod 302 is slidably connected to a first bracket 303, the first bracket 303 is fixedly mounted on the lower shell 108, a first connecting rod tooth 304 is further fixedly mounted on the first connecting rod 302, a gear shaft 307 is fixedly mounted on the lower shell 108, a first gear 305 and a second gear 306 are rotatably connected to the gear shaft 307, and the first gear 305 is engaged with the first connecting rod tooth 304.
When the pressure assembly is used, the elastic baffle 301 is pushed by pressure to push the first connecting rod 302, the first connecting rod teeth 304 on the first connecting rod 302 rotate the first gear 305, the first gear 305 drives the second gear 306 to rotate, the number of teeth of the second gear 306 is far greater than that of the first gear 305, and the second gear 306 drives the central transmission gear 201 to rotate, so that power is transmitted to the pressure assembly 3.
As shown in fig. 9, the shift assembly 4 includes a first blocking frame 404, a first shift bracket 411 and a second shift bracket 413, the first blocking frame 404 is fixedly mounted on the lower housing 108, the first shift bracket 411 is slidably connected with a first sliding block 401 and a second sliding shaft 407, the first sliding block 401 is rotatably connected with a shift pushing block 402, the shift pushing block 402 is fixedly connected with a first end of a first spring 403, a second end of the first spring 403 is fixedly connected with the first sliding block 401, a first end of the second sliding shaft 407 is fixedly connected with the first sliding block 401, a second end of the second sliding shaft 407 is slidably connected with the first shift bracket 411, the first sliding block 401 is also fixedly connected with a first end of a third spring 412, a second end of the third spring 412 is fixedly connected with the first shift bracket 411, the second shift bracket 413 is fixedly mounted on the lower housing 108, a first sliding tooth 405 is slidably connected with the second shift bracket 413, the first end of a first sliding shaft 406, the first end of a second spring 408 and a gear shifting connecting rod 409 are fixedly connected to the first sliding tooth 405, the second end of the first sliding shaft 406 is slidably connected to a second gear shifting bracket 413, the second end of the second spring 408 is fixedly connected to the second gear shifting bracket 413, a second sliding tooth 410 is further fixedly connected to the gear shifting connecting rod 409, one end, close to the lower rotating gear 210, of the second sliding tooth 410 is meshed with the lower rotating gear 210, and a convex block and a sloping block are arranged on the gear shifting push block 402.
When the gear shifting push block is used, the central transmission gear 201 is meshed with teeth on the auxiliary sliding plate 501, the auxiliary sliding plate 501 is driven by the central transmission gear 201 to move, when the pointer 211 rotates by two hundred seventy degrees, an inclined surface of a first triangular stop block 503 on the auxiliary sliding plate 501 is contacted with the first sliding block 401 and continues to move, the first triangular stop block 503 can only rotate anticlockwise, so that the first triangular stop block 503 pushes the first sliding block 401 to slide on the first gear shifting bracket 411, the first sliding block 401 pushes the second sliding shaft 407 to press the third spring 412, meanwhile, a convex block on the gear shifting push block 402 is far away from the first blocking bracket 404, the gear shifting push block 402 receives the torsional force of the first spring 403, the gear shifting push block 402 rotates anticlockwise, the convex block on the gear shifting push block 402 is always tightly attached to the first blocking bracket 404, an included angle between the convex block and the inclined block on the gear shifting push block 402 is larger than ninety degrees, so that when the gear shifting push block 402 is not subjected to the torsional force of the first spring 403, the convex block on the gear shifting push block 402 is still contacted with the first blocking frame 404, an included angle between the inclined block on the gear shifting push block 402 and the first sliding block 401 is ninety degrees and is positioned at a gap between teeth on the first sliding tooth 405, when the first triangular stop 503 is not contacted with the first sliding block 401 any more, the first sliding block 401 is rapidly restored to the initial position under the elastic force of the third spring 412, meanwhile, the inclined block on the gear shifting push block 402 pushes the first sliding tooth 405, the first sliding tooth 405 drives the second sliding tooth 410 on the gear shifting connecting rod 409 to move, the second sliding tooth 410 rotates the lower rotating gear 210 to rotate, so that the pointer 211 rotates two hundred and seventy degrees counterclockwise to return to the initial position, and gear shifting is realized. During shifting, the center ball 204 exits the second central upper shaft hole 212 and the center ball 204 enters the first central upper shaft hole 205 after shifting.
As shown in fig. 8, the auxiliary assembly 5 includes an auxiliary carriage 506, an auxiliary sliding plate 501 slidably connected to the auxiliary carriage 506, a fourth spring 504 fixedly connected to the upper side of the auxiliary sliding plate 501, a first triangular stop 503 rotatably connected to the auxiliary sliding plate 501, and a first end of an auxiliary stop block 502 fixedly connected to the fourth spring 504. The second end of the auxiliary stopper 502 is fixedly coupled to the ring of the first triangular stopper 503. One end of the first triangular stop 503 close to the fourth spring 504 is provided with a convex block, so that the first triangular stop 503 can only rotate counterclockwise.
The display assembly 6 comprises a display support 601, the display support 601 is fixedly mounted on the upper shell 105, a first end of a fifth spring 602 is further fixedly mounted on the upper shell 105, a second end of the fifth spring 602 is fixedly connected to a push plate 603, the push plate 603 is slidably connected to the display support 601, the push plate 603 is further rotatably connected to a display push-pull rod 604, the display push-pull rod 604 is rotatably connected to a digital display box 605, and the digital display box 605 is slidably connected to a straight plate fixed on the upper shell 105.
The auxiliary sliding plate 501 moves on the auxiliary sliding frame 506, after the first triangular stop 503 passes through the first sliding block 401, one end of the auxiliary sliding plate 501 close to the push plate 603 contacts the push plate 603, and pushes the push plate 603 upwards through the inclined surface on the push plate 603, so that the digital display box 605 is slid by the display push-pull rod 604, the digital display box 605 is moved on the straight plate in the direction away from the display bracket 601, so that the gear display is replaced through the digital display hole 104, then the auxiliary sliding plate 501 continues to move, when the pointer 211 rotates for two hundred and seventy degrees again to reach the maximum value of the second gear, the projection on the auxiliary sliding plate 501 contacts the push plate 603 and pushes the push plate 603 upwards, so that the digital display box 605 is moved on the straight plate in the direction away from the display bracket 601, so that the display of the limit gear is realized through the digital display hole 104, and simultaneously, one end of the first connecting rod 302 close to the first gear 305 contacts the stop 109, the first link 302 is not continuing forward, thus achieving shielding.
The return component 7 comprises a return sliding tooth 702 and a second sliding block 701, the return sliding tooth 702 is fixed on the bracket, the return component 7 and the gear shifting component 4 are of a central symmetrical structure, the first end of the second sliding block 701 is fixed on the corresponding first sliding tooth 405 on the return component 7, and the second end of the second sliding block is meshed with the upper rotating gear 209.
When the pressure gauge is not used any more, the elastic baffle 301 moves at the first gear, the elastic baffle 301 drives the central transmission gear 201 and the pointer 211 to rotate, the central transmission gear 201 pushes the auxiliary sliding plate 501, the pointer 211 and the auxiliary sliding plate 501 return to the initial positions, when the pressure gauge is at the second gear, the elastic baffle 301 still moves, after the auxiliary sliding plate 501 leaves the display support 601, the fifth spring 602 pushes the push plate 603 to move downwards, the push plate 603 controls the digital display box 605 to move on the straight plate through the display push-pull rod 604, and the gear displayed on the digital display hole 104 returns to the first gear. In the process of returning to the initial position, the fourth spring 504, after the second triangular stopper 505 passes through the return sliding tooth 702, causes the return sliding tooth 702 to rapidly rotate the upper rotating gear 209, the upper rotating gear 209 makes the central ball 204 leave the first central upper shaft hole 205, after the central upper shaft 206 rotates by two hundred seventy degrees, the central ball 204 enters the second central upper shaft hole 212, and then the auxiliary sliding plate 501 continues to move, returning to the initial position, until all the parts return to the initial position.
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 (7)
1. An intelligent protection type pressure gauge, includes lower casing (108) and glass cover (103), its characterized in that: the glass cover (103) is fixedly arranged on a lower shell (108), a central component (2), a pressure component (3), a gear shifting component (4), an auxiliary component (5) and a return component (7) are fixedly arranged on the lower shell (108), an upper shell (105) is also fixedly arranged on the lower shell (108), and a display component (6) is fixedly arranged on the upper shell (105);
the central component (2) comprises a central lower shaft (202), the central lower shaft (202) is fixedly installed on a lower shell (108), a central transmission gear (201) and a first end of a central spring (203) are fixedly connected to the central lower shaft (202), a second end of the central spring (203) is fixedly connected to a central ball (204), a central upper shaft (206) is rotatably connected to the central lower shaft (202), two first central upper shaft holes (205) are formed in the central upper shaft (206), an included angle between the two first central upper shaft holes (205) is ninety degrees, two one-way teeth (208) are fixedly connected to the central upper shaft (206), a change block (207) is slidably connected to the one-way teeth (208), an upper rotating gear (209) and a lower rotating gear (210) are further rotatably connected to the central upper shaft (206), the change block (207) is fixedly installed on the upper rotating gear (209) and the lower rotating gear (210), the center upper shaft (206) is also fixedly connected with a pointer (211).
2. An intelligent protection pressure gauge according to claim 1, wherein: the lower shell (108) is also fixedly provided with a pressure outer tube (106) and a stop block (109), and the pressure outer tube (106) is fixedly connected with a pressure inner tube (107).
3. An intelligent protection pressure gauge according to claim 1, wherein: pressure components (3) including elastic baffle (301), elastic baffle (301) sliding connection is on pressure inner tube (107), first connecting rod (302) of fixedly connected with on elastic baffle (301), first connecting rod (302) sliding connection is on first support (303), first support (303) fixed mounting is on inferior valve (108), still fixed mounting has first connecting rod tooth (304) on first connecting rod (302), fixed mounting has gear shaft (307) on inferior valve (108), it is connected with first gear (305) and second gear (306) to rotate on gear shaft (307), first gear (305) mesh mutually with first connecting rod tooth (304).
4. An intelligent protection pressure gauge according to claim 1, wherein: the gear shifting assembly (4) comprises a first blocking frame (404), a first gear shifting bracket (411) and a second gear shifting bracket (413), wherein the first blocking frame (404) is fixedly installed on the lower shell (108), the first gear shifting bracket (411) is connected with a first sliding block (401) and a second sliding shaft (407) in a sliding manner, the first sliding block (401) is connected with a gear shifting push block (402) in a rotating manner, the gear shifting push block (402) is fixedly connected with a first end of a first spring (403), a second end of the first spring (403) is fixedly connected onto the first sliding block (401), a first end of the second sliding shaft (407) is fixedly connected onto the first sliding block (401), a second end of the second sliding shaft (407) is connected onto the first gear shifting bracket (411) in a sliding manner, a first end of a third spring (412) is also fixedly connected onto the first sliding block (401), and a second end of the third spring (412) is fixedly connected onto the first gear shifting bracket (411), the second gear shifting support (413) is fixedly mounted on the lower shell (108), a first sliding tooth (405) is connected to the second gear shifting support (413) in a sliding mode, a first end of a first sliding shaft (406) is fixedly connected to the first sliding tooth (405), a first end of a second spring (408) and a gear shifting connecting rod (409) are fixedly connected to the first sliding tooth (405), a second end of the first sliding shaft (406) is connected to the second gear shifting support (413) in a sliding mode, a second end of the second spring (408) is fixedly connected to the second gear shifting support (413), a second sliding tooth (410) is fixedly connected to the gear shifting connecting rod (409), and one end, close to the lower rotating gear (210), of the second sliding tooth (410) is meshed with the lower rotating gear (210).
5. An intelligent protection pressure gauge according to claim 1, wherein: the auxiliary assembly (5) include supplementary balladeur train (506), sliding connection has supplementary slide (501) on supplementary balladeur train (506), supplementary slide (501) top fixedly connected with fourth spring (504), still rotate on supplementary slide (501) and be connected with first triangle dog (503), the supplementary first end that blocks piece (502) of fixedly connected with on fourth spring (504), the supplementary second end fixed connection that blocks piece (502) is on the ring on first triangle dog (503).
6. An intelligent protection pressure gauge according to claim 1, wherein: display module (6) including showing support (601), show support (601) fixed mounting on epitheca (105), still fixed mounting has the first end of fifth spring (602) on epitheca (105), the second end fixed connection of fifth spring (602) is on push pedal (603), push pedal (603) sliding connection is on showing support (601), it shows push-and-pull rod (604) still to rotate to be connected with on push pedal (603), it is connected with digital display box (605) to rotate on showing push-and-pull rod (604), digital display box (605) sliding connection is on the straight board on epitheca (105).
7. An intelligent protection pressure gauge according to claim 1, wherein: return subassembly (7) including return sliding tooth (702) and second slider (701), return sliding tooth (702) are fixed on the support, return subassembly (7) are central symmetrical structure with subassembly (4) of shifting, the first end of second slider (701) is fixed on return subassembly (7) first sliding tooth (405) that corresponds, the second end and last rotating gear (209) meshing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210359468.4A CN114720033B (en) | 2022-04-07 | 2022-04-07 | Intelligent protection type pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210359468.4A CN114720033B (en) | 2022-04-07 | 2022-04-07 | Intelligent protection type pressure gauge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114720033A true CN114720033A (en) | 2022-07-08 |
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| CN115655557A (en) * | 2022-10-24 | 2023-01-31 | 上海超希实业有限公司 | Pressure instrument |
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