CN218548293U - Knob, knob assembly, controller and medical equipment thereof - Google Patents

Abstract

The utility model relates to a knob waterproof field, concretely relates to knob, knob subassembly, controller and medical equipment thereof, wherein, the knob, including being used for the knob body of lid in protrusion section of thick bamboo top, the bottom fixedly connected with of the knob body stretches out the piece, stretches out fixedly connected with fixture block on the lateral surface of piece. The scheme solves the problems that the existing knob setting mode has a gap for liquid to enter, and a circuit and an electronic device are wetted.

Description

Knob, knob assembly, controller and medical equipment thereof

Technical Field

The utility model relates to a knob waterproof field, concretely relates to knob seat, knob subassembly, controller and medical equipment thereof.

Background

Medical electrical equipment is medical equipment and equipment which mainly depends on electric energy as energy, such as electromagnetic wave therapeutic equipment. The medical electrical equipment is provided with a controller for controlling the medical electrical equipment, and the controller is provided with a switch for timing, wherein the switch is mainly a rotary knob.

The current knob setting mode is as follows: a shell of the controller is provided with a circular knob groove, the knob is rotatably placed in the knob groove, and a gap is formed between the knob and the knob groove. The existence of gap makes the outside liquid of controller probably enter into the controller through the gap, and liquid passes through the gap and enters into the back in the controller, wets relevant circuit, electron device to can influence the life of controller, in addition, can lead to the controller even medical electrical equipment electric leakage after the liquid gets into, has influenced medical electrical equipment's safety in utilization.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a knob seat, knob subassembly, controller and medical equipment thereof to solve current knob setting mode and have the gap that makes liquid get into, thereby soak circuit and electron device's problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a knob seat comprises a seat body, wherein a protruding cylinder extending towards the outer side direction of the seat body is arranged on the seat body, and a hole in the protruding cylinder is communicated with the inner side of the seat body.

As described in the background art, there has been a demand for waterproofness, which is a standard requirement of medical and electrical equipment, by the inventor, to have developed a structure in which a gap is formed between a knob and a knob holder (e.g., a controller) supporting the knob and thus water is easily introduced to cause damage to devices and deterioration in safety in use. The inventor has designed a waterproof cover to waterproof the knob by covering the knob with the waterproof cover, but the waterproof cover needs to be opened each time the knob is used, and then the knob is covered with the waterproof cover after the knob is used, which is very inconvenient to use. Therefore, the inventor improves the structure of the knob and the knob seat, and achieves the aim of water prevention on the premise of not introducing a waterproof cover.

The principle and the advantages of the scheme are as follows: the knob seat is matched with the knob for use, and the hole in the protruding cylinder can enable the knob to be connected with the rotating shaft in the knob seat. The protruding section of thick bamboo is followed the pedestal and is protruded, and the tip of protruding section of thick bamboo is higher than the pedestal, and the protruding section of thick bamboo lateral wall centers on the hole, and when the pedestal had liquid on the surface like this, the protruding section of thick bamboo can play the effect of blockking to water, and the inboard of knob seat can not flowed into through the hole on the protruding section of thick bamboo to pedestal water-proof effect has been played. This scheme simple structure, convenient to use, the practicality is strong.

Preferably, as a modification, the hole protruding out of the barrel is a circular hole, a square hole or a polygonal hole. Thus, the holes in the projecting cylinder can be provided in different shapes.

Preferably, as an improvement, the protruding cylinder and the seat body are integrally formed. From this, a protruding section of thick bamboo and pedestal seamless connection, the waterproof performance of a protruding section of thick bamboo is better. Meanwhile, the knob seat is integrally formed, and the whole knob seat is convenient to process and manufacture.

Preferably, as an improvement, the protruding cylinder is cylindrical, circular truncated cone, square or polygonal column. Thereby, the protruding cylinders can be provided in different shapes.

A knob includes a knob body for covering over a projecting barrel.

When the knob seat is matched with the knob for use, the knob body covers the protruding barrel, so that the hole of the protruding barrel is covered, even if liquid drops right above the knob body, the liquid cannot enter the protruding barrel, and therefore the liquid is prevented from entering the inner side of the knob seat from the upper side of the protruding barrel, and a waterproof effect is achieved. This scheme simple structure, convenient to use, the practicality is strong.

Preferably, as an improvement, the bottom of the knob body is provided with a receiving groove for receiving the protruding cylinder. From this, when knob seat and knob cooperation were used, the protrusion section of thick bamboo was located the holding tank, and the holding tank carries out certain encirclement to the protrusion section of thick bamboo, and the lateral wall of holding tank shelters from protrusion section of thick bamboo side to make waterproof performance better.

Preferably, as an improvement, the bottom of the knob body is provided with an insertion block for insertion into the protruding cylinder. Therefore, the insertion block is inserted into the protruding barrel, and the insertion block can control the rotating shaft in the protruding barrel.

Preferably, as an improvement, the insert is integrally formed on the knob body, a side wall of the knob body is bent downward integrally, and the accommodating groove is formed between the side wall of the knob body and the insert. The whole knob is integrally formed, the knob is not formed by assembling and connecting a plurality of structures, gaps of assembling and connecting are not formed, and the waterproof performance of the knob is better. Meanwhile, the knob is integrally formed, and the whole knob is convenient to process and manufacture.

Preferably, as an improvement, the bottom of the knob body is fixedly connected with an extending block, and the outer side surface of the extending block is fixedly connected with a clamping block. From this, when the knob body was installed on the knob seat, stretched out the piece and stretched out from the bottom of protruding section of thick bamboo, the fixture block card is at the medial surface of knob seat to can avoid the knob to break away from the knob seat, knob and knob seat complex are more firm.

Preferably, as an improvement, the protruding block has elastic deformation, and the outer side surface of the bottom of the clamping block has an inverted inclined surface. From this, when installing the knob downwards on the knob seat, the setting of the inclined plane of falling is convenient for make the fixture block enter into the protrusion section of thick bamboo, and the piece of stretching out simultaneously can receive the extrusion of protrusion section of thick bamboo and fixture block and take place elastic deformation for stretch out the piece and buckle to protrusion section of thick bamboo central direction, the fixture block can retreat to protrusion section of thick bamboo central direction, and the knob seat is installed to the knob of being convenient for. After the knob is installed in place, the clamping block is not limited by the inner wall of the protruding cylinder any more, the extending block resets towards the direction far away from the center of the protruding cylinder under the action of elasticity, so that the clamping block is clamped on the inner side face of the knob seat, and the clamping block is clamped firmly with the inner side face of the knob seat under the action of the extending block.

A knob assembly comprises the knob seat and the knob, wherein the knob is installed on the knob seat, and a knob body covers the upper part of a protruding cylinder.

From this, use through the cooperation of knob and knob seat, can reach waterproof effect, it is inboard to avoid outside water to flow into the knob seat, has avoided being located the inboard electron device of knob seat or circuit to touch water and damage, and the life of extension instrument guarantees the security of using. This knob subassembly through the improvement of self structure alright play waterproof effect, need not to introduce outside buckler, simple structure, convenient to use.

A controller or medical equipment comprises the knob assembly. The technical effect on the controller or the medical equipment applying the knob assembly is also achieved, and the patent protection is also provided.

Drawings

FIG. 1 is a front view of a knob assembly.

Fig. 2 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 1.

Fig. 3 is a perspective view of the knob holder.

Fig. 4 is a perspective view of the knob.

Fig. 5 is a perspective view of the knob with the latch and the protrusion.

FIG. 6 is a schematic view showing the engagement between the latch on the knob and the inside of the knob seat.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the base body 1, the knob body 2, the protruding barrel 3, the accommodating groove 4, the inserting block 5, the hole 6, the inserting groove 7, the extending block 8, the clamping block 9 and the inverted inclined plane 10.

The embodiments are substantially as shown in figures 1 to 4 of the accompanying drawings.

Referring to fig. 1, a knob assembly includes a knob base and a knob, the knob base is a carrier for supporting and mounting the knob, the knob base is usually a part structure or an entire structure of a controller housing or a device provided with the knob, and the knob base in the drawing is a part structure of the controller housing or the device provided with the knob. The knob is mounted on the outer surface of the knob seat.

Referring to fig. 2 and 3, the knob seat includes a seat body 1, a protruding tube 3 extending toward the outer side of the seat body 1 is disposed on the seat body 1, and the protruding tube 3 is in the shape of a cylinder, a circular truncated cone, a square or a polygonal column. The projecting cylinder 3 in this embodiment is preferably cylindrical. The bottom of the protruding section of thick bamboo 3 and the fixed setting of lateral surface of pedestal 1, fixed mode can be fixed for the screw, bond fixedly, thread tightening, the joint is fixed or integrated into one piece, and preferably the integrated into one piece mode is fixed in this embodiment, because the integrated into one piece mode, does not have the connecting gap between the bottom of the protruding section of thick bamboo 3 and the pedestal 1, and whole knob seat processing manufacturing is simple simultaneously.

The hole 6 on the projecting cylinder 3 is communicated downwards to the inner side of the seat body 1. The hole 6 protruding from the barrel 3 is a circular hole, a square hole or a polygonal hole, and is preferably a circular hole in the present embodiment.

Referring to fig. 2 and 4, the knob includes a knob body 2 for covering over a protruding cylinder 3. The bottom of the knob body 2 is provided with a containing groove 4 for containing the projecting cylinder 3. The side wall of the knob body 2 is bent downward to form the receiving groove 4. The bottom of the knob body 2 is provided with a slot 7 for inserting the rotating shaft positioned at the inner side of the knob seat.

From this, combine fig. 2 and fig. 1 to show, install the knob on the knob seat, the inboard pivot of knob seat (through twisting the pivot, can control consumer, the pivot is prior art) inserts slot 7, and the knob lid is in protruding section of thick bamboo 3 top, and protruding section of thick bamboo 3 is located holding tank 4, through rotating the knob, and the knob drives the pivot and rotates, has realized the control to consumer.

In this embodiment, through the cooperation of knob and knob seat, although there is the clearance between knob bottom and the knob seat side, this clearance can not make water enter the inboard of knob seat, because the projecting cylinder 3 has certain height, and liquid is blockked by projecting cylinder 3 too to can avoid liquid to enter the inboard of knob seat. Simultaneously, the knob seat covers in the top of protruding section of thick bamboo 3, and the lateral wall of knob seat surrounds the side of protruding section of thick bamboo 3, and the knob seat can shelter from water, avoids splashing, the liquid that flows from knob seat top and side to enter into protruding section of thick bamboo 3 to can reach waterproof effect, avoid lieing in the inboard electron device of knob seat or the circuit touches water and damage, the life of extension instrument guarantees the security of using.

In a further implementation, as shown in fig. 2 and 4, an insertion block 5 for being inserted into the protruding cylinder 3 is fixedly arranged at the bottom of the knob body 2, and the fixing manner may be screw fixing, adhesive fixing, or integral molding. The slot 7 is located on the insert block 5, the side wall of the knob body 2 is bent downward, and the accommodating groove 4 is formed between the side wall of the knob body 2 and the insert block 5.

The knob is mounted on the knob seat and the insert 5 is inserted into the interior of the projecting cylinder 3, which enables the spindle located inside the projecting cylinder 3 to be inserted into the slot 7. From this, the setting of inserted block 5 has avoided protruding section of thick bamboo 3 to have certain height and will make the pivot be located the inside unable condition of inserting the slot 7 in knob bottom of protruding section of thick bamboo 3, has guaranteed that knob and pivot are normally connected.

With reference to fig. 5 and 6, in another embodiment, the protruding block 8 is integrally formed on the bottom of the knob body 2, a gap is formed between the protruding block 8 and the insertion block 5, the protruding block 8 can move toward the insertion block 5 due to the arrangement of the gap, the number of the protruding blocks 8 is two, and the two protruding blocks 8 are respectively located on two sides of the insertion block 5. A clamping block 9 is arranged on the outer side surface of the extending block 8, and a reverse inclined surface 10 is arranged on the outer side surface of the bottom of the clamping block 9. The protruding block 8 may be made of plastic, or metal, which can be elastically deformed. The protruding block is sheet-shaped, one side of the protruding block in the embodiment is arc-shaped, and the side close to the gap is a plane.

From this, with the knob body 2 from last to installing base 1 down, the setting of the chamfer 10 makes fixture block 9 enter into the protruding section of thick bamboo 3 easily, and after fixture block 9 entered into the protruding section of thick bamboo 3, the protruding section of thick bamboo 3 extruded fixture block 9 for stretch out piece 8 and to being close to the movement of inserted block 5 (protruding section of thick bamboo 3 center) direction, fixture block 9 can not closely offset with the inner wall of the protruding section of thick bamboo 3 like this, and the knob of being convenient for assembles on the knob seat. As shown in the combined figure 6, after the knob is assembled in place, the fixture block 9 moves to the bottom lower part of the protruding cylinder 3 at the moment, the fixture block 9 moves to the inner side of the seat body 1, and the extending block 8 resets towards the direction far away from the insertion block 5 under the action of self elasticity, so that the fixture block 9 is clamped on the inner side wall of the seat body 1, and the knob cannot be pulled out from the knob seat.

In addition, the above knob assembly is applied to a controller (e.g., an electromagnetic wave therapy apparatus, an infrared therapy apparatus control box) or a medical apparatus (e.g., an electromagnetic wave therapy apparatus, an infrared therapy apparatus).

The above description is only an example of the present invention, and the detailed technical solutions and/or characteristics known in the solutions are not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (7)

1. A knob, characterized by: comprises a knob body for covering above the protruding cylinder; the bottom of the knob body is fixedly connected with an extending block, and a clamping block is fixedly connected to the outer side face of the extending block.

2. A rotary knob according to claim 1, wherein: and the bottom of the knob body is provided with an accommodating groove for accommodating the protruding cylinder.

3. A rotary knob according to claim 2, wherein: the bottom of the knob body is provided with an insertion block which is inserted into the protruding cylinder.

4. A rotary knob according to claim 1, wherein: the extension block has elastic deformation, and the outer side surface of the bottom of the fixture block is provided with a reverse inclined surface.

5. A rotary knob assembly characterized by: comprising a knob seat and a knob according to any of claims 1-4, said knob being mounted on the knob seat and the knob body covering the projecting cylinder.

6. A controller, characterized by: comprising the knob assembly of claim 5.

7. Medical equipment, its characterized in that: comprising the knob assembly of claim 5.

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