CN208640692U - A kind of mechanical manometer convenient for zeroing - Google Patents

Abstract

The utility model relates to sphygmomanometer technical fields, refer in particular to a kind of mechanical manometer convenient for zeroing, including shell, connector, sylphon, transmission component and the dial plate for being emerging in the hull outside, the connector, sylphon and transmission component are arranged at the inside of the shell, the dial plate rotation is equipped with pointer, the sylphon drives indicators turn by transmission component, the connector is equipped with the communication port being connected to hull outside, and the sylphon is connected to by the communication port of connector with hull outside；The sylphon is equipped with the lifting unit for being connected to the connector, and the lifting unit is plugged in the inside of the connector and is threadedly coupled with connector, and the end of the lifting unit is equipped with screwdriver slot.The utility model enable a user to directly from communication port insertion screwdriver come turn sylphon make sylphon drive indicators turn, achieve the effect that easily to return to zero.

Description

A kind of mechanical manometer convenient for zeroing

Technical field

The utility model relates to sphygmomanometer technical fields, refer in particular to a kind of mechanical manometer convenient for zeroing.

Background technique

The basic principle of mechanical manometer is the sylphon pressure for making armband into sphygmomanometer to armband gas transmission.Then, empty Different degrees of elastic displacement occurs according to different pressure sizes for the metal film in box, to drive the pointer of sphygmomanometer dial plate Rotation.Since the part in mechanical manometer is all made of mechanical connection, so easily because abrasion causes reading inaccurate between part Really, it just needs to return to zero to mechanical sphygomanometers at this time.But current mechanical manometer needs to dismantle on shell to return to zero, Inconvenience is brought for user.

Summary of the invention

The utility model provides a kind of mechanical manometer convenient for zeroing for problem of the prior art.

In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution: a kind of mechanical blood convenient for zeroing Pressure meter, including shell, connector, sylphon, transmission component and the dial plate for being emerging in the hull outside, the connector, sky Box and transmission component are arranged at the inside of the shell, and the dial plate rotation is equipped with pointer, and the sylphon passes through transmission group Part drives indicators turn, and the connector is equipped with the communication port being connected to hull outside, the connection that the sylphon passes through connector Mouth is connected to hull outside；The transmission component include mandril, the driven gear for driving the indicators turn, with it is described from The driving gear that moving gear engages and the slide plate for driving driving gear to rotate, the sylphon pass through the top rod driving institute Slide plate is stated, the shell is equipped with fixed plate, and the driving gear and driven gear are all set in the fixed plate；The fixed plate Equipped with pillar, the driving gear and the pillar are rotatablely connected, and the driving gear is equipped with traveller, the slide plate and the top Bar rotation connection, the slide plate are equipped with the sliding slot for accommodating the traveller and pillar, and the traveller and pillar are in sliding slot Mobile, the pillar is arranged between the traveller and mandril；The sylphon is equipped with the lifting for being connected to the connector Portion, the lifting unit are plugged in the inside of the connector and are threadedly coupled with connector, and the end of the lifting unit is equipped with spiral shell Silk batch slot.

Preferably, the transmission shaft to be formed for driving the indicators turn is protruded at the center of the driven gear, it is described Driving sleeve is equipped with scroll spring, and the fixed plate is equipped with the first screw, and the transmission shaft is fixed in described scroll spring one end, The other end is fixed on the fixed plate by first screw.

Preferably, the enclosure interior is equipped with fixed block, the fixed block includes being fixed on the first of fixed plate to fix Portion and the second fixed part being bent to form by the first fixed part, first screw, transmission shaft and pillar run through described Two fixed parts.

Preferably, the pillar is detachably connected with the fixed plate；The pillar is arranged with lattice, the separation Portion is between the driving gear and fixed plate.

Preferably, the traveller is detachably connected with driving gear.

Preferably, the fixed plate is equipped with the second screw, the fixed plate is fixed on the shell by the second screw.

Preferably, further including the outer cover for covering the dial plate.

The utility model has the beneficial effects that the sylphon in mechanical manometer is plugged in the inside of connector and passes through connector Communication port and the external of shell be connected to.Sylphon is threadedly coupled with connector and is equipped with the screwdriver slot for blocking screwdriver, Enable a user to directly from communication port insertion screwdriver come turn sylphon make sylphon drive indicators turn, reach easily The effect of zeroing.

Detailed description of the invention

Fig. 1 is the three-dimensional structure diagram of the utility model.

Fig. 2 is the three-dimensional structure diagram at another visual angle of the utility model.

Fig. 3 is that the utility model hides the three-dimensional structure diagram after dial plate.

Fig. 4 is the internal structure chart of the utility model.

Fig. 5 is the three-dimensional structure diagram of the sylphon of the utility model.

Fig. 6 is the three-dimensional structure diagram of the pillar of the utility model.

Fig. 7 is the enlarged diagram of part A in Fig. 3.

Appended drawing reference are as follows: 1-shell, 11-fixed plates, 111-pillars, the 112-the first screw, 113-lattices, 114-the second screw, 2-connectors, 21-communication ports, 3-sylphons, 31-lifting units, 311-screwdriver slots, 4-transmission groups Part, 41-mandrils, 42-driven gears, 421-transmission shafts, 43-driving gears, 431-travellers, 44-slide plates, 441-is sliding Slot, 5-dial plates, 51-pointers, 6-scroll springs, 7-fixed blocks, the 71-the first fixed part, the 72-the second fixed part, 8-is outer Lid.

Specific embodiment

For the ease of the understanding of those skilled in the art, the utility model is made below with reference to embodiment and attached drawing further Explanation, the content that embodiment refers to not is restriction to the utility model.The utility model is carried out below in conjunction with attached drawing Detailed description.

As shown in Figures 1 to 7, a kind of mechanical manometer convenient for zeroing, including shell 1, connector 2, sylphon 3, transmission Component 4 and the dial plate 5 being emerging in outside the shell 1, the connector 2, sylphon 3 and transmission component 4 are arranged at institute The inside of shell 1 is stated, the rotation of dial plate 5 is equipped with pointer 51, and the sylphon 3 drives pointer 51 to rotate by transmission component 4, institute State the communication port 21 that connector 2 is equipped with is connected to outside shell 1, the communication port 21 and shell 1 that the sylphon 3 passes through connector 2 Outside connection；The transmission component 4 include mandril 41, the driven gear 42 for driving the pointer 51 to rotate, with it is described from The driving gear 43 that moving gear 42 engages and the slide plate 44 for driving driving gear 43 to rotate, the sylphon 3 pass through described Mandril 41 drives the slide plate 44, and the shell 1 is equipped with fixed plate 11, and the driving gear 43 and driven gear 42 are all set in The fixed plate 11；The fixed plate 11 is equipped with pillar 111, and the driving gear 43 is rotatablely connected with the pillar 111, described Driving gear 43 is equipped with traveller 431, and the slide plate 44 is rotatablely connected with the mandril 41, and the slide plate 44 is equipped with for accommodating The sliding slot 441 of traveller 431 and pillar 111 is stated, the traveller 431 and pillar 111 move in sliding slot 441, the pillar 111 It is arranged between the traveller 431 and mandril 41；The sylphon 3 is equipped with the lifting unit 31 for being connected to the connector 2, institute It states lifting unit 31 to be plugged in the inside of the connector 2 and be threadedly coupled with connector 2, the end of the lifting unit 31 is equipped with spiral shell Silk batch slot 311.

Linear motion caused by being gone up and down the metal film of sylphon 3 by transmission component 4 is converted to the rotation of pointer 51.Sylphon Driving mandril 41 rises after elastic displacement occurs for the metal film in 3, and it is mobile that mandril 41 drives slide plate 44, but due to there is pillar 111 It limits slide plate 44 to move, slide plate 44 rotates, so that the traveller 431 connecting with slide plate 44 drives driving gear 43 with pillar 111 rotate for the center of circle.

User, which directly carrys out turn sylphon 3 i.e. from the insertion screwdriver of communication port 21, may make 2 liters of 3 opposite joints of sylphon The lifting of drop, sylphon 3 drives transmission component 4 to move, so that pointer 51 rotates, reaches and user is enabled quickly and conveniently to adjust Zero effect.

As shown in figure 4, as shown in figure 4, the center of the driven gear 42 protrudes to be formed for driving 51 turns of the pointer Dynamic transmission shaft 421, the transmission shaft 421 are arranged with scroll spring 6, and the fixed plate 11 is equipped with the first screw 112, the whirlpool The transmission shaft 421 is fixed in 6 one end of coil spring, and the other end is fixed on the fixed plate 11 by first screw 112.From Moving gear 42 makes scroll spring 6 that elastic deformation occur after rotating, after sylphon 3 resets, scroll spring 6 is mentioned to driven gear 42 For power to help driven gear 42 to reset.

As shown in Figure 3 and Figure 7, fixed block 7 is equipped with inside the shell 1, the fixed block 7 includes being fixed on fixed plate 11 The first fixed part 71 and the second fixed part 72 for being bent to form by the first fixed part 71, first screw 112, transmission shaft 421 and pillar 111 run through second fixed part 72.Using 7 fixed conveyor axis 421 of fixed block and pillar 111, so that whole Structure is more firm, and loosening between part is effectively prevent to cause measurement error.

As shown in Figure 4 and Figure 6, the pillar 111 is detachably connected with the fixed plate 11；The pillar 111 is arranged with Lattice 113, the lattice 113 is between the driving gear 43 and fixed plate 11.By the side for reducing contact area Formula reduces the frictional resistance between driving gear 43 and fixed plate 11, guarantees that driving gear 43 can be rotated swimmingly.

As shown in figure 4, the traveller 431 is detachably connected with driving gear 43.Traveller 431 is specially screw, so that making User can be by driving screws assembly and disassembly traveller 431 and driving gear 43, so as in traveller 431 or the damage of driving gear 43 Bad when, is replaced.

As shown in Figure 3 and Figure 4, the fixed plate 11 is equipped with the second screw 114, and the fixed plate 11 passes through the second screw 114 are fixed on the shell 1.User can easily split out fixed plate 11, come to the transmission group being arranged in fixed plate 11 Part 4 repairs.

As shown in Figure 1, further include the outer cover 8 for covering the dial plate 5, without the use of when cover outer cover 8 and can effectively prevent Only dust enters shell 1, effectively reduces the abrasion of internal element.

The above is only the utility model preferred embodiment, is not made in any form to the utility model Limitation, although the utility model is disclosed as above with preferred embodiment, is not intended to limit the utility model, any to be familiar with sheet Technical professional is not departing within the scope of technical solutions of the utility model, makes when using the technology contents of the disclosure above A little change or the equivalent embodiment for being modified to equivalent variations, but it is all without departing from the content of the technical scheme of the utility model, foundation The utility model technology refers to any simple modification, equivalent change and modification to the above embodiments, belongs to practical In the range of new technique scheme.

Claims (7)

1. a kind of mechanical manometer convenient for zeroing, it is characterised in that: including shell (1), connector (2), sylphon (3), transmission Component (4) and the dial plate (5) for being emerging in the shell (1) outside, the connector (2), sylphon (3) and transmission component (4) it is arranged at the inside of the shell (1), dial plate (5) rotation is equipped with pointer (51), and the sylphon (3) passes through transmission Component (4) drives pointer (51) rotation, and the connector (2) is equipped with and the external communication port being connected to of shell (1), the sylphon (3) by being connected to outside the communication port and shell (1) of connector (2)；

The transmission component (4) include mandril (41), for drive the pointer (51) rotate driven gear (42), with it is described The driving gear (43) that driven gear (42) engages and the slide plate (44) for driving driving gear (43) to rotate, the sylphon (3) slide plate (44) is driven by the mandril (41), the shell (1) is equipped with fixed plate (11), the driving gear (43) and driven gear (42) is all set in the fixed plate (11)；

The fixed plate (11) is equipped with pillar (111), and the driving gear (43) and the pillar (111) are rotatablely connected, described Driving gear (43) is equipped with traveller (431), and the slide plate (44) and the mandril (41) are rotatablely connected, and the slide plate (44) is equipped with For accommodating the sliding slot (441) of the traveller (431) and pillar (111), the traveller (431) and pillar (111) are in sliding slot (441) it is moved in, the pillar (111) is arranged between the traveller (431) and mandril (41)；

The sylphon (3) is equipped with the lifting unit (31) for being connected to the connector (2), and the lifting unit (31) is plugged in institute It states the inside of connector (2) and is threadedly coupled with connector (2), the end of the lifting unit (31) is equipped with screwdriver slot (311).

2. a kind of mechanical manometer convenient for zeroing according to claim 1, it is characterised in that: the driven gear (42) Center protrude the transmission shaft (421) to be formed for driving the pointer (51) to rotate, the transmission shaft (421) is arranged with scrollwork Spring (6), the fixed plate (11) are equipped with the first screw (112), and the transmission shaft is fixed in described scroll spring (6) one end (421), the other end is fixed on the fixed plate (11) by first screw (112).

3. a kind of mechanical manometer convenient for zeroing according to claim 2, it is characterised in that: the shell (1) is internal Equipped with fixed block (7), the fixed block (7) includes being fixed on the first fixed part (71) of fixed plate (11) and being fixed by first The second fixed part (72) that portion (71) is bent to form, first screw (112), transmission shaft (421) and pillar (111) run through Second fixed part (72).

4. a kind of mechanical manometer convenient for zeroing according to claim 1, it is characterised in that: the pillar (111) with The fixed plate (11) is detachably connected；The pillar (111) is arranged with lattice (113), and the lattice (113) is located at institute It states between driving gear (43) and fixed plate (11).

5. a kind of mechanical manometer convenient for zeroing according to claim 1, it is characterised in that: the traveller (431) with Driving gear (43) is detachably connected.

6. a kind of mechanical manometer convenient for zeroing according to claim 1, it is characterised in that: the fixed plate (11) sets Have the second screw (114), the fixed plate (11) is fixed on the shell (1) by the second screw (114).

7. a kind of mechanical manometer convenient for zeroing according to claim 1, it is characterised in that: further include for covering State the outer cover (8) of dial plate (5).