CN209230834U

CN209230834U - A kind of structure of air compressor machine core of pressure meter

Info

Publication number: CN209230834U
Application number: CN201920005313.4U
Authority: CN
Inventors: 吴先刚; 彭新好
Original assignee: Qingdao Qinyi Instrument Co Ltd
Current assignee: Qingdao Qinyi Instrument Co Ltd
Priority date: 2019-01-02
Filing date: 2019-01-02
Publication date: 2019-08-09
Anticipated expiration: 2029-01-02

Abstract

The utility model discloses a kind of structures of air compressor machine core of pressure meter, including shell, the first connecting plate is equipped in the shell, one end of first connecting plate is fixed, and there are two screw shells, the upper end of two screw shells is fixed with the second connecting plate jointly, one end of second connecting plate is fixed, and there are two fixed bins, cavity is equipped in the fixed bin, annulus is equipped in the cavity, the side of the annulus is equipped with opening, fixed block two is fixed in opposing sidewalls in the opening jointly, the fixed block two is fixed on the inner sidewall of cavity, movable block there are two being slidably socketed on the annulus, and the side of two movable blocks is respectively and fixedly provided with connecting rod, the first spring is arranged on the annulus.The utility model convenient for air compressor machine core of pressure meter pressure detecting range is adjusted, and reduces regulating step by the tightness of adjusting air compressor machine core of pressure meter inner spring, convenient for quickly adjusting, improves adjusting efficiency, is easy to use.

Description

A kind of structure of air compressor machine core of pressure meter

Technical field

The utility model relates to core of pressure meter technical field more particularly to a kind of structures of air compressor machine core of pressure meter.

Background technique

Pressure gauge refers to the instrument for measuring and indicating using elastic element as sensing element higher than environmental pressure, using extremely Generally, it almost spreads all industrial flow and scientific research field.In heat distribution pipe network, oil gas transmission, water and air supply system, vehicle The fields such as maintenance factory shop are seen everywhere.Especially in industrial stokehold and technology measurement process, due to mechanical compression The elastic sensing element of table has very high mechanical strength and the characteristics such as convenient for production so that mechanical compression table obtain it is more next It is more widely applied, pressure gauge passes through the elastic deformation of the sensing element (Bourdon tube, bellows, bellows) in table, then by table The switching mechanism of machine core conducts pressure deformation to pointer, causes indicators turn to show pressure.

The elastic element of existing air compressor machine core of pressure meter mostly uses fixed, can not be adjusted, need to pressure Power table machine core institute measuring pressure range needs replacing elastic element when being adjusted, replacement step is more many and diverse, reduces pressure survey The adjusting efficiency for measuring range, for this purpose, we have proposed a kind of structures of air compressor machine core of pressure meter to solve the above problems.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of air compressor machine pressure proposed The structure of table machine core.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of structure of air compressor machine core of pressure meter, including shell, are equipped with the first connecting plate in the shell, and described first One end of connecting plate is fixed there are two screw shell, and the upper end of two screw shells is fixed with the second connecting plate jointly, and described the One end of two connecting plates is fixed there are two fixed bin, and the fixed bin is interior to be equipped with cavity, is equipped with annulus, the circle in the cavity The side of ring is equipped with opening, is fixed with fixed block two jointly in the opposing sidewalls in the opening, the fixed block two is fixed on On the inner sidewall of cavity, it is slidably socketed on the annulus there are two movable block, and the side of two movable blocks is respectively and fixedly provided with connection Bar is arranged with the first spring on the annulus, and the both ends of first spring are contradicted respectively in one end of two movable blocks, wherein One end of one connecting rod is equipped with regulating device, and one end of another connecting rod is equipped with transmission device.

Preferably, the transmission device includes the second driving shaft that another connecting rod one end is arranged in, and second is driven One end of axis sequentially passes through one end side wall in cavity and the second connecting plate and the other end for extending to the second connecting plate, and described One end of two transmission shafts is rotatably connected on one end of the first connecting plate, and one end fixing sleeve of one of second driving shaft is equipped with the Two gears are fixed with third rotating bar on another second driving shaft, and one end of the third rotating bar is fixed with sector gear, And sector gear is meshed with the second gear, through equipped with the first rotating bar, first rotating bar on first connecting plate One end be fixed therein one end of a second driving shaft, be fixed with pointer in first rotating bar.

Preferably, the regulating device includes the first transmission shaft for being disposed therein a connecting rod one end, and described first The upper end of transmission shaft is fixed with third gear, is engaged with first gear between two third gears jointly, the first gear One end is fixed with the second rotating bar, and one end of second rotating bar through the intracorporal one end side wall of shell and extends to the one of shell Side, one end of second rotating bar are fixed with knob, and second rotating bar is equipped with limiting device.

Preferably, the limiting device includes the limited block being arranged in the second rotating bar, and one end of the shell is fixed There is fixed block one, one end of the fixed block one is fixed with limiting slot, and the limited block is located in limiting slot, and described second turn It is fixed with mounting blocks in lever, second spring is arranged in second rotating bar, one end of the second spring is fixed on shell On intracorporal one end side wall, the other end of the second spring is fixed on one end of mounting blocks.

Preferably, it is all provided with that there are two tapped through holes, and two tapped through holes on first connecting plate and the second connecting plate Corresponding with two screw shells respectively, through bolt is equipped in the tapped through hole, one end of the bolt is screwed on screw thread In sleeve.

Preferably, scale strip is equipped in the shell.

Compared with prior art, the utility model has the beneficial effects that

1, by the cooperation between the first spring, movable block third gear and first gear, facilitate and drive movable block mobile, It solves the problems, such as not to be adjustable air compressor machine core of pressure meter pressure detecting range, reach according to demand to air compressor machine pressure gauge The effect that the survey pressure range of machine core is adjusted, improves applicability.

2, convenient that second rotating bar is limited by the cooperation between second spring, limited block and fixed block one, it solves It has determined and has adjusted many and diverse problem of air compressor machine core of pressure meter pressure detecting range step, reached to air compressor machine core of pressure meter pressure The effect that power detection range is quickly adjusted improves adjusting effect.

In conclusion tightness of the present apparatus by adjusting air compressor machine core of pressure meter inner spring, convenient for air compressor machine Core of pressure meter pressure detecting range is adjusted, and reduces regulating step, convenient for quickly adjusting, improves adjusting efficiency, It is convenient to use.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of air compressor machine core of pressure meter structure hull outside structural schematic diagram；

Fig. 2 be the utility model proposes a kind of air compressor machine core of pressure meter structure housing interior structure schematic diagram；

Fig. 3 be the utility model proposes a kind of air compressor machine core of pressure meter structure fixed bin internal structure signal Figure；

Fig. 4 be the utility model proposes a kind of air compressor machine core of pressure meter structure movable block internal structure signal Figure；

Fig. 5 be the utility model proposes a kind of air compressor machine core of pressure meter structure standoff features schematic diagram.

In figure: 1 scale strip, 2 shells, 3 pointers, 4 first rotating bars, 5 first connecting plates, 6 knobs, 7 fixed blocks one, 8 One gear, 9 first transmission shafts, 10 fixed bins, 11 second connecting plates, 12 second gears, 13 second driving shafts, 14 screw shells, 15 second rotating bars, 16 third gears, 17 bolts, 18 sector gears, 19 third rotating bars, 20 first springs, 21 connecting rods, 22 Annulus, 23 movable blocks, 24 fixed blocks two, 25 limited blocks.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-5, a kind of structure of air compressor machine core of pressure meter, including shell 2, shell 2 is interior to be equipped with scale strip 1, side Just it reads, the first connecting plate 5 is equipped in shell 2, one end of the first connecting plate 5 is fixed, and there are two screw shell 14, two screw threads The upper end of sleeve 14 is fixed with the second connecting plate 11 jointly, and one end of the second connecting plate 11 is fixed, and there are two fixed bins 10, fixed Box 10 is interior to be equipped with cavity, annulus 22 is equipped in cavity, the side of annulus 22, which is equipped with, to be open, jointly solid in the opposing sidewalls in opening Surely there is fixed block 2 24, fixed block 2 24 is fixed on the inner sidewall of cavity, it is slidably socketed on annulus 22 there are two movable block 23, And the side of two movable blocks 23 is respectively and fixedly provided with connecting rod 21, is arranged with the first spring 20 on annulus 22, the two of the first spring 20 End is contradicted respectively in one end of two movable blocks 23, and one end of one of connecting rod 21 is equipped with regulating device, another connection One end of bar 21 is equipped with transmission device, and regulating device drives one of movable block 23 mobile by one of connecting rod 21, Then the first spring 20 is squeezed, the tightness of the first spring 20 is adjusted, so that convenient detect different size of pressure, Transmission device drives another movable block 23 mobile by another connecting rod 21, is passed by squeezing the first spring 20 raising second The resistance that moving axis 13 rotates prevents rotation excessive.

In the utility model, transmission device includes the second driving shaft 13 that another 21 one end of connecting rod is arranged in, and the One end of two transmission shafts 13 sequentially passes through one end side wall in cavity and the second connecting plate 11 and extends to the second connecting plate 11 The other end, one end of second driving shaft 13 are rotatably connected on one end of the first connecting plate 5, and the one of one of second driving shaft 13 It holds fixing sleeve that second gear 12 is housed, is fixed with third rotating bar 19 on another second driving shaft 13, third rotating bar 19 One end is fixed with sector gear 18, and sector gear 18 is meshed with second gear 12, through equipped with first on the first connecting plate 5 Rotating bar 4, one end of the first rotating bar 4 are fixed therein one end of a second driving shaft 13, are fixed in the first rotating bar 4 Pointer 3, third rotating bar 19 drive sector gear 18 to rotate, and then second gear 12 are driven to rotate, make two second driving shafts 13 rotations then drive movable block 23 mobile by connecting rod 21, improve 13 turns of second driving shaft by squeezing the first spring 20 Dynamic resistance prevents rotation from excessively facilitating and pointer 3 is driven to rotate, convenient for measurement pressure.

In the utility model, regulating device includes the first transmission shaft 9 for being disposed therein 21 one end of connecting rod, and first The upper end of transmission shaft 9 is fixed with third gear 16, is engaged with first gear 8, first gear 8 between two third gears 16 jointly One end be fixed with the second rotating bar 15, one end side wall of the one end of the second rotating bar 15 in shell 2 simultaneously extends to shell 2 Side, one end of the second rotating bar 15 is fixed with knob 6, and the second rotating bar 15 is equipped with limiting device, and knob 6 drives second Rotating bar 15 rotates, and then first gear 8 is driven to rotate, so that two third gears 16 be driven to rotate, and then drives first to pass Moving axis 9 rotates, and the first transmission shaft 9 drives one of connecting rod 21 to rotate, and then drives one of movable block 23 mobile, from And the first spring 20 is squeezed, the tightness of the first spring 20 is adjusted, so that convenient detect different size of pressure.

In the utility model, limiting device includes the limited block 25 being arranged in the second rotating bar 15, and one end of shell 2 is solid Surely there is fixed block 1, one end of fixed block 1 is fixed with limiting slot, and limited block 25 is located at the second rotating bar 15 in limiting slot On be fixed with mounting blocks, second spring is arranged in the second rotating bar 15, one end of second spring is fixed on one end in shell 2 On side wall, the other end of second spring is fixed on one end of mounting blocks, drives limited block 25 and limiting slot card by second spring It closes, limited block 25 is facilitated to reset, prevent the first spring 20 from resetting, be convenient for adjusting.

In the utility model, it is all provided on the first connecting plate 5 and the second connecting plate 11 there are two tapped through hole, and two screw threads Through-hole is corresponding with two screw shells 14 respectively, and through bolt 17 is equipped in tapped through hole, one end of bolt 17 is screwed on spiral shell In line sleeve 14, by the cooperation between bolt 17 and screw shell 14, facilitate carry out installing and dismounting.

In the utility model, in use, pulling knob 6, limited block 25 and limit are then driven by the second rotating bar 15 Slot separation, thus turning knob 6, knob 6 drives the rotation of the second rotating bar 15, then first gear 8 is driven to rotate, to drive Two third gears 16 rotate, and then drive the rotation of the first transmission shaft 9, and the first transmission shaft 9 drives 21 turns of one of connecting rod It is dynamic, it then drives one of movable block 23 mobile, to squeeze the first spring 20, adjusts the tightness of the first spring 20, Different size of pressure is detected to convenient, it is corresponding with limiting slot then to make limited block 25, so that knob 6 is unclamped, the Two springs drive limited block 25 to engage with limiting slot, and limited block 25 is facilitated to reset, and prevent the first spring 20 from resetting, third rotating bar 19 drive sector gears 18 to rotate, and then second gear 12 are driven to rotate, and pass through matching for the first spring 20 and second driving shaft 13 It closes, pointer 3 is facilitated to reset and measure to pressure.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of structure of air compressor machine core of pressure meter, including shell (2), it is characterised in that: be equipped with first in the shell (2) Connecting plate (5), one end of first connecting plate (5) is fixed there are two screw shell (14), two screw shells (14) it is upper End is fixed with the second connecting plate (11) jointly, and one end of second connecting plate (11) is fixed, and there are two fixed bin (10), described It is equipped with cavity in fixed bin (10), is equipped with annulus (22) in the cavity, the side of the annulus (22) is equipped with opening, described to open It is fixed with fixed block two (24) jointly in opposing sidewalls in mouthful, the fixed block two (24) is fixed on the inner sidewall of cavity, There are two being slidably socketed on the annulus (22) movable block (23), and the side of two movable blocks (23) is respectively and fixedly provided with connecting rod (21), it is arranged with the first spring (20) on the annulus (22), the both ends of first spring (20) contradict respectively to be moved at two One end of one end of motion block (23), one of connecting rod (21) is equipped with regulating device, and one end of another connecting rod (21) is set There is transmission device.

2. a kind of structure of air compressor machine core of pressure meter according to claim 1, which is characterized in that the transmission device packet Setting is included in the second driving shaft (13) of another connecting rod (21) one end, and one end of second driving shaft (13) sequentially passes through sky Intracavitary one end side wall and the second connecting plate (11) and the other end for extending to the second connecting plate (11), the second driving shaft (13) one end is rotatably connected on one end of the first connecting plate (5), the fixed suit in one end of one of second driving shaft (13) There are second gear (12), is fixed with third rotating bar (19) on another second driving shaft (13), the third rotating bar (19) One end be fixed with sector gear (18), and sector gear (18) is meshed with second gear (12), first connecting plate (5) Upper to run through equipped with the first rotating bar (4), one end of first rotating bar (4) is fixed therein a second driving shaft (13) One end is fixed with pointer (3) on first rotating bar (4).

3. a kind of structure of air compressor machine core of pressure meter according to claim 1, which is characterized in that the regulating device packet The first transmission shaft (9) for being disposed therein connecting rod (21) one end is included, the upper end of first transmission shaft (9) is fixed with Three gears (16) are engaged with first gear (8) jointly between two third gears (16), and one end of the first gear (8) is solid Surely have the second rotating bar (15), one end side wall that one end of second rotating bar (15) is run through in shell (2) simultaneously extends to shell One end of the side of body (2), second rotating bar (15) is fixed with knob (6), and second rotating bar (15) is equipped with limit Position device.

4. a kind of structure of air compressor machine core of pressure meter according to claim 3, which is characterized in that the limiting device packet The limited block (25) being arranged on the second rotating bar (15) is included, one end of the shell (2) is fixed with fixed block one (7), described One end of fixed block one (7) is fixed with limiting slot, and the limited block (25) is located at second rotating bar (15) in limiting slot On be fixed with mounting blocks, be arranged with second spring on second rotating bar (15), one end of the second spring is fixed on shell On one end side wall in body (2), the other end of the second spring is fixed on one end of mounting blocks.

5. a kind of structure of air compressor machine core of pressure meter according to claim 1, which is characterized in that first connecting plate (5) and on the second connecting plate (11) be all provided with there are two tapped through hole, and two tapped through holes respectively with two screw shells (14) Corresponding, through bolt (17) are equipped in the tapped through hole, one end of the bolt (17) is screwed in screw shell (14).

6. a kind of structure of air compressor machine core of pressure meter according to claim 1, which is characterized in that in the shell (2) Equipped with scale strip (1).