CN217494142U - Automatic equipment of screwing up of manometer - Google Patents

Abstract

The utility model discloses an automatic tightening device for a pressure gauge, which comprises a pressure gauge main body, wherein a connecting seat is arranged at the receiving end of the pressure gauge main body, a rubber sealing ring is sleeved at the output end of the connecting seat, the installation mode of the pressure gauge is optimized and adjusted on the basis of the original pressure gauge, a positioning ring and three groups of positioning rods are butted and sleeved through the mutual cooperation among the positioning rods, a tightening rod, a clamping groove and other parts, the pressure gauge is pressed down immediately, when the positioning ring is sleeved at the upper end of the tightening rod, the positioning rod just jacks up the telescopic sleeve ring and enables a clamping block to be separated from the clamping groove, thereby relieving the limiting function of the positioning ring, leading the limiting ring to rotate anticlockwise by a small angle under the action of a vortex spring, and being capable of stably realizing the connection of the pressure gauge and the connecting seat under the mutual extrusion between the tightening rod and the tightening groove, and the effect of screwing is produced between the pressure gauge and the connecting seat under the reset action of the vortex spring.

Description

Automatic equipment of screwing up of manometer

Technical Field

The utility model relates to a manometer technical field specifically is an automatic equipment of screwing up of manometer.

Background

The pressure gauge is an instrument which takes an elastic element as a sensitive element and measures and indicates pressure higher than ambient pressure, is widely applied, almost extends to all the fields of industrial processes and scientific researches, is visible everywhere in the fields of heat supply pipe networks, oil and gas transmission, water and gas supply systems, vehicle maintenance and repair shops and the like, and particularly is applied more and more widely in the industrial process control and technical measurement process because the elastic sensitive element of the mechanical pressure gauge has the characteristics of high mechanical strength, convenient production and the like, and the pressure gauge is transmitted to a pointer through the elastic deformation of the sensitive element (a Bourdon tube, a diaphragm capsule and a corrugated pipe) in the pressure gauge and then is transmitted to the pointer through a conversion mechanism of a machine core in the pressure gauge so as to cause the pointer to rotate to display the pressure.

Present manometer is connected with connecting seat or the equipment to be tested through the mode of screw thread more, need rotate the manometer repeatedly, and threaded connection's mode exists the biggest problem in addition and just can't screw up, because the receiving terminal of manometer is more fragile, when screwing up hard in the rotation, the receiving terminal of manometer can bear great moment of torsion, easily takes place the rupture, brings economic loss, consequently the utility model provides an automatic equipment of screwing up of manometer.

Aiming at the problems, innovative design is urgently needed on the basis of the original pressure gauge.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic equipment of screwing up of manometer to solve the problem that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic equipment of screwing up of manometer, includes the manometer main part, the receiving terminal of manometer main part is provided with the connecting seat, and the output cover of connecting seat is equipped with rubber seal, the outer wall welding of manometer main part tip has the inner of vortex spring, and the outer end fixedly connected with holding ring of vortex spring to the holding ring overlaps the receiving terminal that closes in the manometer main part, the outer wall of manometer main part receiving terminal is fixed with the stopper, and the inside of holding ring is installed respectively and is tightened up subassembly and locating component.

Preferably, the outer wall of the limiting block at the receiving end of the pressure gauge main body is equiangularly distributed with three groups, the limiting block is connected with the positioning ring in a clamping manner, and the positioning ring forms a rotating structure with a reset function through the vortex spring and the pressure gauge main body.

Preferably, the tightening assembly comprises a tightening groove, a positioning rod and a tightening rod, the tightening groove is formed in the positioning ring, the positioning rod is clamped in the tightening groove, the lower end of the positioning rod penetrates through the tightening groove fixedly connected with the tightening rod, and the lower end of the tightening rod is fixed on the upper surface of the connecting seat.

Preferably, the tightening rods are arranged in a frustum shape, three groups of tightening rods are distributed on the upper surface of the connecting seat at equal angles, and the positioning rods are in sliding connection with the tightening grooves.

Preferably, locating component includes draw-in groove, fixture block, the flexible lantern ring and reset spring, and the draw-in groove has been seted up to the upper surface of holding ring, the inside block of draw-in groove has the fixture block, and the tip fixedly connected with flexible lantern ring of fixture block, the flexible lantern ring registrates the outer wall at manometer main part receiving terminal, and the outer wall winding of manometer main part receiving terminal has reset spring, reset spring's one end welds in the upper surface of the flexible lantern ring, and reset spring's the other end is fixed in the lower surface of manometer main part.

Preferably, the telescopic lantern ring and the pressure gauge main body form a telescopic structure with a reset function through a reset spring, and three groups of clamping blocks are distributed on the lower surface of the telescopic lantern ring at equal angles.

Compared with the prior art, the beneficial effects of the utility model are that: the pressure gauge is automatically screwed down on the equipment,

on the basis of original manometer, the mounting means to the manometer has carried out optimization adjustment, through the locating lever, the interact between parts such as tightening rod and draw-in groove, dock the holding ring and three locating levers and embolia, push down the manometer immediately, when the holding ring registrates in the upper end of tightening rod, the locating lever upwards jack-up telescopic lantern ring just and makes the fixture block break away from the draw-in groove, thereby remove the limiting displacement to the holding ring, make the spacing ring carry out the counter clockwise turning of small angle under vortex spring's effect, and under tightening rod and tightening up the mutual extrusion between the groove, can stably realize being connected of manometer and connecting seat, and the effect of screwing up has produced one kind between manometer and the connecting seat under vortex spring's the reset effect.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic perspective view of the positioning ring of the present invention;

FIG. 3 is a schematic perspective view of the telescopic collar of the present invention;

fig. 4 is a schematic view of the top-down mounting structure of the positioning ring of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a pressure gauge main body; 2. a connecting seat; 3. a rubber seal ring; 4. a scroll spring; 5. a positioning ring; 6. a limiting block; 7. tightening the groove; 8. positioning a rod; 9. tightening the rod; 10. a card slot; 11. a clamping block; 12. a telescopic lantern ring; 13. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an automatic equipment of screwing up of manometer, including manometer main part 1, the receiving terminal of manometer main part 1 is provided with connecting seat 2, and the output cover of connecting seat 2 is equipped with rubber seal 3, the outer wall welding of 1 tip of manometer main part has the inner of vortex spring 4, and the outer end fixedly connected with holding ring 5 of vortex spring 4, and holding ring 5 registrates in the receiving terminal of manometer main part 1, the outer wall of 1 receiving terminal of manometer main part is fixed with stopper 6, and the inside of holding ring 5 is installed respectively and is tightened up subassembly and locating component.

Stopper 6 has three groups at the outer wall equipartition angle distribution of 1 receiving terminals of manometer main part, and stopper 6 is connected for the block with holding ring 5 to holding ring 5 constitutes the revolution mechanic that has reset function through vortex spring 4 and manometer main part 1, has guaranteed that holding ring 5 can stably rotate at manometer main part 1's tip, can not drop, can receive vortex spring 4's canceling release mechanical action simultaneously.

Tighten up the subassembly including tightening up groove 7, locating lever 8 and tightening rod 9, and tightening up groove 7 has been seted up to the inside of holding ring 5, the inside block of tightening up groove 7 is provided with locating lever 8, and the lower extreme of locating lever 8 runs through tightening up groove 7 fixedly connected with tightening rod 9, and tightening up the lower extreme of pole 9 and be fixed in the upper surface of connecting seat 2, this tightening up subassembly's setting can change the rotatory reset effect of holding ring 5 into the pull-down effect to manometer main part 1, thereby along with the rotation that resets of holding ring 5, make manometer main part 1 screw up the output at connecting seat 2 upper surfaces gradually.

Tightening rod 9 sets up to the frustum form, and tightening rod 9 has three groups at the equal angular distribution of upper surface of connecting seat 2, and locating lever 8 and tightening groove 7 are sliding connection, have guaranteed to receive the reaction of tightening rod 9 outer wall when tightening groove 7 carries out anticlockwise rotation at tightening rod 9's outer wall to make holding ring 5 laminating three groups of tightening rod 9's outer wall rotating whereabouts.

The positioning assembly comprises a clamping groove 10, a clamping block 11, a telescopic lantern ring 12 and a return spring 13, the clamping groove 10 is formed in the upper surface of the positioning ring 5, the clamping block 11 is clamped in the clamping groove 10, the telescopic lantern ring 12 is fixedly connected to the end portion of the clamping block 11, the telescopic lantern ring 12 is sleeved on the outer wall of the receiving end of the pressure gauge main body 1, the return spring 13 is wound on the outer wall of the receiving end of the pressure gauge main body 1, one end of the return spring 13 is welded to the upper surface of the telescopic lantern ring 12, the other end of the return spring 13 is fixed to the lower surface of the pressure gauge main body 1, the positioning assembly is arranged in a manner that the positioning ring 5 provides a positioning effect, when the pressure gauge main body 1 is not connected, the positioning ring 5 can be subjected to force accumulation through clockwise rotation, and three groups of clamping blocks 11 are synchronously clamped and connected with three groups of clamping grooves 10 under the resetting effect of the return spring 13 after the force is accumulated to a certain degree, so that the force positioning ring 5 is accumulated, so as to facilitate the automatic screwing between the pressure gauge main body 1 and the connecting seat 2.

The telescopic lantern ring 12 forms the extending structure with the pressure gauge main body 1 through the reset spring 13, and the fixture block 11 has three groups at the equal angle distribution of the lower surface of the telescopic lantern ring 12, so that the telescopic lantern ring 12 can be attached to the outer wall of the end part of the pressure gauge main body 1 to lift and slide in the vertical direction, and can be reset and pushed by the reset spring 13.

The working principle is as follows: when using this automatic equipment of screwing up of manometer, at first need hold power to holding ring 5, as shown in fig. 1 and fig. 4, clockwise rotation holding ring 5 on the basis of guaranteeing manometer main part 1 stability, make holding ring 5 registrate carry out clockwise rotation and compression vortex spring 4 on the outer wall of 1 tip of manometer main part, holding ring 5 synchronous drive three group draw-in grooves 10 clockwise rotation of group and correspond with three group fixture blocks 11 gradually this moment, and when three group fixture blocks 11 and three group draw-in grooves 10 synchronous responses, reset spring 13 plays the effect of reseing fast and promotes flexible lantern ring 12 along the vertical whereabouts of the outer wall of 1 tip of manometer main part and make the inside of three group fixture block 11 synchro block of group at three group draw-in grooves 10.

After the holding ring 5 has the power, the pressure gauge main body 1 is correspondingly placed above the connecting seat 2, the open ends of the three tightening grooves 7 are in one-to-one correspondence with the three positioning rods 8, the pressure gauge main body 1 is immediately put down, the three tightening grooves 7 are attached to the outer walls of the three positioning rods 8 to vertically fall down as shown in fig. 2, when the lower surface of the telescopic lantern ring 12 is attached to the upper ends of the three positioning rods 8, the pressure gauge main body 1 is pressed down rapidly, the pressure gauge main body 1 drives the holding ring 5 to continuously fall down and butt with the connecting seat 2 under the action of external force and gravity, the telescopic lantern ring 12 is kept in a relatively static state under the supporting action of the three positioning rods 8, when the holding ring 5 falls to be synchronously clamped with the upper ends of the three tightening rods 9, the three clamping blocks 11 are just separated from the three clamping grooves 10, and the rotation limiting action on the holding ring 5 is rapidly released, and make vortex spring 4 reset fast and promote holding ring 5 and carry out anticlockwise rotation, holding ring 5 is rotating gradually and falling under the squeezing action between three groups tighten up groove 7 and three groups tighten up pole 9 immediately, thereby make the receiving terminal of manometer main part 1 screw up with the output of connecting seat 2 fast under holding with the gravity of manometer main part 1 at the impetus of holding ring 5, and then realized the automatic closure of manometer main part 1, clockwise rotation holding ring 5 can be ejecting and demolish manometer main part 1 fast on the same reason, (supplementary explanation manometer main part 1 inside metal original paper is more to have certain dead weight, so vortex spring 4's canceling action is not enough to drive manometer main part 1 and resets rotatoryly, consequently manometer main part 1 wholly can keep stable state in the installation stage).

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an automatic equipment of screwing up of manometer, includes manometer main part (1), its characterized in that: the receiving terminal of manometer main part (1) is provided with connecting seat (2), and the output cover of connecting seat (2) is equipped with rubber seal (3), the outer wall welding of manometer main part (1) tip has the inner of vortex spring (4), and the outer end fixedly connected with holding ring (5) of vortex spring (4) to holding ring (5) registrate in the receiving terminal of manometer main part (1), the outer wall of manometer main part (1) receiving terminal is fixed with stopper (6), and the inside of holding ring (5) is installed respectively and is tightened up subassembly and locating component.

2. The automatic tightening device for the pressure gauge according to claim 1, wherein: stopper (6) have three groups at the outer wall equipartition distribution of manometer main part (1) receiving terminal, and stopper (6) are connected for the block with holding ring (5) to holding ring (5) constitute the revolution mechanic who has the reset function through vortex spring (4) and manometer main part (1).

3. The automatic tightening device for the pressure gauge according to claim 1, wherein: the tightening assembly comprises a tightening groove (7), a positioning rod (8) and a tightening rod (9), the tightening groove (7) is formed in the positioning ring (5), the positioning rod (8) is clamped in the tightening groove (7), the lower end of the positioning rod (8) penetrates through the tightening groove (7) and is fixedly connected with the tightening rod (9), and the lower end of the tightening rod (9) is fixed on the upper surface of the connecting seat (2).

4. The automatic tightening device for the pressure gauge according to claim 3, wherein: the tightening rods (9) are arranged in a frustum shape, three groups of tightening rods (9) are distributed on the upper surface of the connecting seat (2) at equal angles, and the positioning rod (8) is in sliding connection with the tightening groove (7).

5. The automatic tightening device for the pressure gauge according to claim 1, wherein: locating component includes draw-in groove (10), fixture block (11), the flexible lantern ring (12) and reset spring (13), and the upper surface of holding ring (5) has seted up draw-in groove (10), the inside block of draw-in groove (10) has fixture block (11), and the tip fixedly connected with flexible lantern ring (12) of fixture block (11), flexible lantern ring (12) registrate in the outer wall of manometer main part (1) receiving terminal, and the outer wall winding of manometer main part (1) receiving terminal has reset spring (13), the one end of reset spring (13) welds in the upper surface of flexible lantern ring (12), and the other end of reset spring (13) is fixed in the lower surface of manometer main part (1).

6. The automatic tightening device for the pressure gauge according to claim 5, wherein: the telescopic lantern ring (12) and the pressure gauge main body (1) form a telescopic structure with a reset function through a reset spring (13), and three groups of clamping blocks (11) are distributed on the lower surface of the telescopic lantern ring (12) at equal angles.

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