CN213884879U

CN213884879U - Chest expander sucking disc with warning function and chest expander

Info

Publication number: CN213884879U
Application number: CN202023041534.9U
Authority: CN
Inventors: 蔡琴瑶
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-08-06
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a take warning function's chest expander sucking disc and chest expander belongs to the chest expander field, including sucking disc and the connecting seat of connection on the sucking disc, install the inflator that is used for taking away sucking disc bottom air between sucking disc and the connecting seat, the inflator includes the barrel and inserts the piston rod of barrel internal energy reciprocating motion, is equipped with elasticity and resets a drive piston rod and moves outside the barrel, be equipped with touch portion on the piston rod, be equipped with control switch in the connecting seat, control switch is connected with power and warning device electricity, and when the sucking disc gas leakage, the piston rod moves outside the barrel, touches portion and control switch touching, and control switch starts warning device. The utility model discloses can reach the effect to the user warning through starting warning device when the sucking disc leaks gas.

Description

Chest expander sucking disc with warning function and chest expander

Technical Field

The utility model relates to a chest expander field especially relates to take warning function's chest expander sucking disc and chest expander.

Background

The chest developer is an appliance suitable for mass body building and exercising, and the desire of people to have healthy body and body building is stronger due to the continuous improvement of living standard of people. The chest expander of the fitness equipment also becomes a new favorite which is carried by people. However, the existing chest developer is troublesome to fix, cannot simply and conveniently finish the fixation and the disassembly of the chest developer, and is not beneficial to the operation and the use of a user.

Therefore, a sucker type chest expander is designed by the technical personnel in the field, for example, the chest expander with the authorization notice number of CN210447955U and the universal displacement chest expander comprises a sucker and a chest expander outer shell, wherein a handle extending out of the chest expander outer shell is connected in the chest expander outer shell through a pull rope, a pressing buckle is fixed on the outer side of the sucker, an air cylinder for pumping away air in the sucker is installed between the sucker and the pressing buckle, one side of the pressing buckle, which is far away from the sucker, is rotatably connected with a rotary U-shaped part through a T-shaped rivet, and the chest expander outer shell is rotatably connected to the rotary U-shaped part. Air at the bottom of the sucking disc is pumped out by pressing the air cylinder, so that the bottom of the sucking disc is in a vacuum state and is adsorbed on a plane, and at the moment, because the air in the air cylinder is also discharged, a piston rod of the air cylinder can be sucked in the air cylinder; this kind of chest expander application range is wide, can adsorb the sucking disc in wall, ground etc. have planar place, can be anytime and anywhere take exercise, but the sucking disc adsorbs on the plane, probably because installation problem or long-time use can make the sucking disc bottom leak gas, and sucking disc bottom leak gas can cause the unable firm absorption of sucking disc on the plane, when the user goes to the pulling chest expander, the sucking disc breaks away from the plane and can endanger user safety, for example fall down, take off and strike peripheral object behind the power.

Disclosure of Invention

The utility model aims to solve the technical problem that a take alarm function's chest expander sucking disc is provided, can provide warning effect to the user when the sucking disc leaks gas.

The technical scheme of the utility model is that: take warning function's chest expander sucking disc, its characterized in that, including sucking disc and the connecting seat of connection on the sucking disc, install the inflator that is used for taking out sucking disc bottom air between sucking disc and the connecting seat, the inflator includes the barrel and inserts the piston rod of barrel internal energy reciprocating motion, is equipped with elasticity and resets a drive piston rod and moves outward to the barrel, be equipped with on the piston rod and touch the portion of connecing, be equipped with control switch in the connecting seat, control switch is connected with power and warning device electricity, moves outward to the barrel when the piston rod, touch portion and control switch touch, control switch starts warning device.

The control switch is a microswitch.

The warning device is a warning light source, and the warning light source is exposed outside the connecting seat.

The warning light source is a lamp bead, the lamp bead is installed in the connecting seat, a lamp bead installation hole penetrating through the inside and the outside of the connecting seat is formed in the connecting seat, and the lamp bead is inserted into the lamp bead installation hole and partially exposed out of the connecting seat.

The warning device is a horn for emitting warning sound.

The control switch, the power supply and the warning device are fixed on the same circuit board, and the circuit board is installed on the upper bottom of the connecting seat.

The piston rod is provided with a warning mark, and when the sucker leaks air, the piston rod moves outwards the barrel to expose the warning mark.

When the piston rod moves outwards the barrel and exposes the warning mark, the contact part is contacted with the control switch.

The cylinder is provided with a sliding groove, the contact part on the piston rod slides in the sliding groove, and the control switch is positioned right above the sliding groove.

The chest expander is characterized by comprising a chest expander sucker with a warning function and a chest expander main body, wherein the chest expander main body is rotatably connected to the connecting seat.

Compared with the prior art, the utility model has the advantages that be equipped with on the piston rod and touch portion, be equipped with control switch in the connecting seat, control switch is connected with power and warning device electricity, and when the sucking disc leaked gas, elasticity reset piece can drive the piston rod and move outward to the barrel, and the piston rod is at the in-process that moves outward to the barrel, touches portion and control switch touching, and control switch starts warning device, and warning device sends alarm signal to the user, plays warning effect to the user.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is a schematic diagram of the chest expander structure.

Fig. 2 is an exploded view of the chest expander sucker with warning function.

Fig. 3 is a cross-sectional view of the chest expander sucker with warning function when the sucker is not sucked on the plane.

Fig. 4 is a cross-sectional view of the chest expander sucker with warning function when the sucker is sucked on a plane.

In the figure: 1. a chest expander main body; 2. a U-shaped member; 3. a ball and socket joint; 4. a connecting seat; 5. an air cylinder; 6. a suction cup; 7. a spherical portion; 8. a connecting rod; 9. a one-way valve; 10. an installation part; 11. a piston; 12. a pressing member; 13. a contact part; 14. an elastic rod; 15. edge cracking; 16. an elastic reset member; 17. a center pole; 18. a control switch; 19. a warning light source; 20. a power source; 21. a chute; 22. a barrel; 23. an air exhaust pipe; 24. a support member; 25. a connecting port; 26. a limiting sleeve; 27. perforating; 28. a bolt mounting groove; 29. a positioning projection; 30. positioning a groove; 31. a lamp bead mounting hole; 32. an insertion hole; 33. an air exhaust hole; 34. a circular ring; 35. a valve plate; 36. a front baffle plate; 37. an intermediate lever; 38. a rear baffle plate; 39. a threaded connecting rod; 40. a threaded hole; 41. a piston rod.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-4, the chest expander includes chest expander sucking disc and chest expander main part 1 of taking warning function, and chest expander main part 1 rotates to be connected on the chest expander sucking disc of taking warning function, the utility model discloses mainly explain to the gas leakage warning function of chest expander sucking disc, specific content is as follows:

fig. 2 shows, take warning function's chest expander sucking disc includes sucking disc 6 and connects connecting seat 4 on sucking disc 6, and is preferred, connecting seat 4 passes through the screw fixation on the top surface of sucking disc 6, install the inflator 5 that is used for taking away the air in 6 bottoms of sucking disc between sucking disc 6 and connecting seat 4.

As shown in fig. 2-4, the gas cylinder 5 includes a cylinder body 22 and a piston rod 41 inserted into the cylinder body 22 and capable of moving back and forth, and is provided with an elastic restoring piece 16 for driving the piston rod 41 to move out of the cylinder body 22, the piston rod 41 includes a pressing piece 12 and a central rod 17 connected to the pressing piece 12, the pressing piece 12 is recessed inwards to form a cavity, the tail end of the central rod 17 extends into the pressing piece 12 and is connected with the pressing piece 12, the front end of the central rod 17 is inserted into the cylinder body 22, preferably, the elastic restoring piece 16 is a restoring spring, the restoring spring is sleeved on the central rod 17, a supporting piece 24 is arranged in the cylinder body 22, the supporting piece 24 abuts against a step on the inner wall of the cylinder body 22, the central rod 17 passes through the supporting piece 24, the restoring spring is supported between the supporting piece 24 and the pressing piece 12 for pressing the piston rod 41 into the cylinder body 22, and the restoring spring is pressed by the pressing piece 12, the elastic restoring force of the return spring can drive the piston rod 41 to move towards the outside of the cylinder 22.

Preferably, the supporting member 24 is provided with a concave spring installation groove, and one end of the return spring is inserted into the spring installation groove.

As shown in fig. 3 and 4, the front end of the central rod 17 is connected with a piston 11 which limits air to flow out of the cylinder 22 only from the inside of the cylinder 22, the cylinder 22 is provided with an air exhaust hole 33, the air exhaust hole 33 is connected with the bottom space of the suction cup 6, the air exhaust hole 33 is provided with a one-way valve 9 which limits air to flow into the cylinder 22 only from the bottom of the suction cup 6, the air at the bottom of the suction cup 6 can be gradually exhausted to the outside by continuously pressing the piston rod 41, so that the bottom of the suction cup 6 can be gradually changed into a vacuum state, and the suction cup 6 can be adsorbed on a.

The cylinder 22 is located in the connecting seat 4, the connecting seat 4 presses the cylinder 22 on the top surface of the sucker 6, the air exhaust hole 33 of the cylinder 22 is connected with the air exhaust pipe 23, the air exhaust pipe 23 and the cylinder 22 are integrally formed, the sucker 6 is provided with an insertion hole 32 penetrating through the top surface and the bottom surface, the air exhaust pipe 23 is inserted into the insertion hole 32 from the top surface of the sucker 6, and the air exhaust pipe 23 is inserted into the insertion hole 32 to limit the cylinder 22 to move on the top surface of the sucker 6.

The pressing piece 12 extends from the inside of the cylinder 22 to the outside of the connecting seat 4 for pressing.

A gap is formed between the piston 11 and the inner wall of the cylinder 22, an outer annular edge which gradually expands from the front end to the rear end is arranged on the piston 11, the outer annular edge is in a horn shape or a bowl shape, when the piston 11 is pulled out of the cylinder 22 through the piston rod 41, the volume of air in the cylinder 22 is increased, the pressure intensity is reduced, the air outside the cylinder 22 extrudes the outer annular edge to deform the outer annular edge, and the outer annular edge tightly abuts against the inner wall of the cylinder 22 to prevent the air from entering the cylinder 22; when the piston 11 is pressed into the cylinder 22 through the piston rod 41, the volume of air in the cylinder 22 becomes small, the pressure intensity becomes large, the air in the cylinder 22 presses the outer annular edge, the outer annular edge deforms, a gap is formed between the outer annular edge and the inner wall of the cylinder 22, and the air in the cylinder 22 is extruded out of the cylinder 22 from the periphery of the outer annular edge. Preferably, the piston 11 is made of rubber.

Piston 11 fixed connection is at the front end of well core rod 17, and is preferred, the front end of well core rod 17 is equipped with installation department 10, installation department 10 includes preceding separation blade 36 and back separation blade 38 to and connect the intermediate lever 37 of preceding separation blade 36 and back separation blade 38, the centre of piston 11 is equipped with connecting sleeve, because piston 11 is made for the rubber material that can warp, overlaps on intermediate lever 37 through connecting sleeve after warping piston 11, preceding separation blade 36 and back separation blade 38 press from both sides around piston 11, and preceding separation blade 36 and back separation blade 38 restriction piston 11 move on intermediate lever 37.

For convenient installation, installation department 10 and well core rod 17 are for dismantling fixed connection, installation department 10 still includes threaded connection pole 39, well core rod 17's front end is equipped with screw hole 40, installation department 10 and well core rod 17 threaded connection, preferably, the area of back separation blade 38 is less than the area of preceding separation blade 36, piston 11 is installed on installation department 10 from back separation blade 38 one side.

The check valve 9 comprises a circular ring 34 and a valve plate 35 connected to the inner wall of the circular ring 34, the valve plate 35 and the circular ring 34 are integrated, the area of the valve plate 35 is larger than the aperture of an air suction hole 33 of the cylinder 22, the valve plate 35 covers the air suction hole 33 of the cylinder 22, when the piston 11 is drawn out of the cylinder 22 through the piston rod 41, the volume of air in the cylinder 22 is increased, the pressure is reduced, the air at the bottom of the suction cup 6 extrudes the valve plate 35 into the cylinder 22, a gap is formed between the valve plate 35 and the edge of the air suction hole 33, and the air at the bottom of the suction cup 6 enters the cylinder 22 from the air suction hole 33; when the piston 11 is pressed into the cylinder 22 through the piston rod 41, the volume of air in the cylinder 22 becomes small, the pressure intensity becomes large, the valve sheet 35 is pressed on the inner wall of the cylinder 22 by the air in the cylinder 22, and the valve sheet 35 is tightly pressed on the inner wall of the cylinder 22 to prevent the air in the cylinder 22 from flowing back to the bottom of the suction cup 6 from the suction hole 33.

The ring 34 is fixed on the inner wall of the cylinder 22, preferably, the ring 34 can be adhered on the inner wall of the cylinder 22 by glue, and the check valve 9 can be made of rubber.

As shown in fig. 3 and 4, the contact portion 13 is disposed on the pressing member 12, the control switch 18 is disposed in the connecting seat 4, the control switch 18 is electrically connected to the power source 20 and the warning device, when the pressing member 12 is continuously pressed, the piston 11 continuously reciprocates in the cylinder 22 to gradually exhaust air at the bottom of the suction cup 6, the suction cup 6 is adsorbed on a plane, and during the continuous pressing of the pressing member 12, air pressures of the suction cup 6 and the cylinder 22 gradually change, so that the piston rod 41 is gradually sucked into the cylinder 22 until the pressing member 12 cannot be pressed down; when the sucker 6 leaks air, air enters the barrel 22 from the bottom of the sucker 6 through the check valve 9, air pressure in the barrel 22 becomes large, suction force to the piston rod 41 becomes small, the elastic restoring force of the reset spring can drive the piston rod 41 to slowly move out of the barrel 22, the pressing piece 12 touches the contact part 13 arranged on the pressing piece 12 and the control switch 18 in the moving process, and the control switch 18 starts a warning device to play a warning effect on a user.

Preferably, the control switch 18 is a microswitch, the contact portion 13 of the pressing member 12 moves to contact with an action reed of the microswitch, so that the microswitch is closed, and the contact portion of the action reed is arc-shaped, so that the contact portion 13 can be conveniently contacted with the action reed when moving.

Preferably, a scheme, the warning device is warning light source 19, warning light source 19 exposes outside connecting seat 4, and is most preferred, warning light source 19 is the lamp pearl, the lamp pearl is installed in connecting seat 4, be equipped with the inside and outside lamp pearl mounting hole 31 of running through connecting seat 4 on connecting seat 4, the lamp pearl inserts lamp pearl mounting hole 31 and part exposes in the outside of connecting seat 4.

In another embodiment, the warning device is a speaker for emitting a warning sound, and when the control switch 18 activates the speaker, the speaker emits the warning sound.

Preferably, the control switch 18, the power supply 20 and the warning device are fixed on the same circuit board, the circuit board is mounted on the upper bottom of the connecting socket 4, and further, the circuit board is fixed on the upper bottom of the connecting socket 4 through screws.

Preferably, the power source 20 is a button cell.

As shown in fig. 2, the cylinder 22 is provided with a sliding groove 21, the contact portion 13 of the pressing member 12 slides in the sliding groove 21, the control switch 18 is located right above the sliding groove 21, and when the return spring drives the piston rod 41 to move out of the cylinder 22, the contact portion 13 can abut against the wall of the sliding groove 21 to limit the pressing member 12 from separating from the cylinder 22.

In order to conveniently install the pressing piece 12 in the cylinder 22, the pressing piece 12 is provided with a split edge 15, an elastic rod 14 integrated with the pressing piece 12 is arranged in the split edge 15, the contact part 13 is arranged on the elastic rod 14, the contact part 13 is pressed downwards to enable the elastic rod 14 to be elastically deformed, so that the pressing piece 12 can be plugged into the cylinder 22, and the contact part 13 falls into the chute 21.

The pressure piece 12 on be equipped with warning mark, preferably, warning mark is red warning area of round, after pressing pressure piece 12 and discharging the air of sucking disc 6 bottom, piston rod 41 is inhaled in barrel 22, and the warning mark on the pressure piece 12 is located barrel 22 this moment, and the user can't see the warning mark on the pressure piece 12, and when sucking disc 6 gas leakage, pressure piece 12 moves outside barrel 22 and exposes warning mark, and the user also can judge through warning mark whether gas leakage of sucking disc 6.

When the piston rod 41 moves outwards the cylinder 22 to expose the warning mark, the contact part 13 and the control switch 18 contact and start the warning device, so that the double warning effect is achieved, and the warning effect is better.

A connecting port 25 is formed in the connecting seat 4, a universal ball joint 3 is rotatably connected in the connecting port 25, the universal ball joint 3 comprises a ball part 7 and a connecting rod 8 connected to the ball part 7, the connecting rod 8 and the ball part 7 are integrally injection-molded, a limiting sleeve 26 is connected to the upper bottom of the connecting seat 4, preferably, the limiting sleeve 26 is fixedly connected to the upper bottom of the connecting seat 4 through screws, the limiting sleeve 26 and the connecting port 25 are combined into an installation space matched with the ball part 7, the ball part 7 can roll in the installation space to achieve the effect of universal adjustment, the universal ball joint 3 can be installed into the connecting port 25 from the lower side of the connecting seat 4, the universal ball joint 3 is installed into the connecting port 25 from the lower side of the connecting seat 4, the limiting sleeve 26 is connected to the upper bottom of the connecting seat 4, and the limiting sleeve 26 can limit the universal ball joint 3 to be separated from the connecting port 25 downwards, the outermost caliber of the connecting opening 25 is smaller than the maximum diameter of the ball part 7.

Be connected with U type spare 2 on universal ball joint 3's the connecting rod 8, it is preferred, be equipped with the bolt mounting groove 28 that runs through universal ball joint 3 in the universal ball joint 3, be equipped with perforation 27 on the U type spare 2, the bolt passes bolt mounting groove 28 and perforation 27 and is connected with the nut on the U type spare 2 from universal ball joint 3 bottom, makes fixed connection between universal ball joint 3 and the U type spare 2.

In order to facilitate the connection of the universal ball joint 3 and the U-shaped part 2, a positioning groove 30 is arranged on the universal ball joint 3, a positioning convex part 29 is arranged on the U-shaped part 2, and the positioning convex part 29 is clamped into the positioning groove 30 for positioning.

The chest expander main body 1 is rotatably connected to the U-shaped part 2.

It is right above the utility model provides a take warning function's chest expander sucking disc and chest expander have carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model relates to a core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. Take warning function's chest expander sucking disc, its characterized in that, including sucking disc and the connecting seat of connection on the sucking disc, install the inflator that is used for taking out sucking disc bottom air between sucking disc and the connecting seat, the inflator includes the barrel and inserts the piston rod of barrel internal energy reciprocating motion, is equipped with elasticity and resets a drive piston rod and moves outward to the barrel, be equipped with on the piston rod and touch the portion of connecing, be equipped with control switch in the connecting seat, control switch is connected with power and warning device electricity, moves outward to the barrel when the piston rod, touch portion and control switch touch, control switch starts warning device.

2. The chest expander suction cup with alarm function as claimed in claim 1, wherein said control switch is a micro switch.

3. The chest expander sucker with warning function as claimed in claim 1, wherein the warning device is a warning light source exposed outside the connecting seat.

4. The chest expander sucker with warning function as claimed in claim 3, wherein the warning light source is a lamp bead, the lamp bead is mounted in the connecting base, the connecting base is provided with a lamp bead mounting hole penetrating through the inside and outside of the connecting base, and the lamp bead is inserted into the lamp bead mounting hole and partially exposed outside of the connecting base.

5. The chest expander sucker with warning function as claimed in claim 1, wherein the warning device is a horn for emitting warning sound.

6. A tensioner chuck as claimed in claim 1, wherein the control switch, power supply and warning device are mounted on a circuit board, the circuit board being mounted on the top of the connecting base.

7. The suction cup of a chest expander with a warning function as claimed in claim 1, wherein the piston rod is provided with a warning mark, and when the suction cup leaks air, the piston rod moves outwards the cylinder to expose the warning mark.

8. The suction cup of chest expander with alarm function as claimed in claim 7, wherein said touching part touches the control switch when the piston rod moves outward of the cylinder to expose the alarm mark.

9. The chest expander sucker with warning function as claimed in claim 1, wherein the cylinder is provided with a sliding slot, the contact part on the piston rod slides in the sliding slot, and the control switch is located right above the sliding slot.

10. Chest expander, characterized in that, comprises the chest expander sucker with the warning function and the chest expander body as claimed in any one of claims 1 to 9, wherein the chest expander body is rotatably connected to the connecting seat.