阅读说明：本技术 一种用于牙科喷砂洁治设备的储砂罐 (Sand storage tank for dental sand blasting scaling equipment ) 是由 郑涪严 黎强 徐祖旺 冼军成 于 2021-02-10 设计创作，主要内容包括：本发明公开了一种用于牙科喷砂洁治设备的储砂罐,所述引砂管内部具有引砂腔,所述导流块的底部与所述引砂腔转动连接,并位于所述引砂管的顶部,所述导流块的顶端贯穿所述砂盖,并位于所述砂盖的顶部,所述内罐体的顶部具有通孔,所述通孔位于所述引砂腔的侧面,所述出砂管的一端与所述通孔固定连接,并位于所述通孔的内部,在所述引砂腔的顶部管口处由所述引砂管和所述导流块组成的导流结构控制流出方向,其所处直线和所述引砂管的中心线形成的平面,与所述出砂管的中心线和所述引砂管的中心线形成的平面的夹角可以反映出砂量,通过调节该角度即可实现对出砂量的调节,解决了砂量调节自由度不足的问题,满足了复杂病情的治疗需求。(The invention discloses a sand storage tank for dental sand blasting cleaning equipment, wherein a sand guide cavity is arranged in a sand guide pipe, the bottom of a flow guide block is rotatably connected with the sand guide cavity and is positioned at the top of the sand guide pipe, the top end of the flow guide block penetrates through a sand cover and is positioned at the top of the sand cover, a through hole is arranged at the top of an inner tank body and is positioned on the side surface of the sand guide cavity, one end of a sand outlet pipe is fixedly connected with the through hole and is positioned in the through hole, the flow guide structure consisting of the sand guide pipe and the flow guide block is arranged at the pipe orifice at the top of the sand guide cavity to control the flow direction, the straight line of the flow guide pipe and the plane formed by the center line of the sand guide pipe reflect the sand amount, and the sand amount can be adjusted by adjusting the angle, solves the problem of insufficient sand quantity adjustment freedom degree and meets the treatment requirement of complex illness state.)

1. A sand storage tank for dental sand-blasting scaling equipment, which is characterized in that,

the sand guide device comprises a shell, a sand cover, an inner tank body, a sand guide pipe, a flow guide block, a sand outlet pipe, a base and a valve mounting piece, wherein the shell is detachably connected with the inner tank body and sleeved on the outer surface of the inner tank body, the sand cover is in threaded connection with the outer surface of the shell and positioned above the shell, the top end of the sand guide pipe is detachably connected with the inner surface of the top end of the inner tank body and positioned below the sand cover, a sand storage cavity is arranged inside the inner tank body, the bottom end of the sand storage cavity is in a circular truncated cone shape, the sand guide pipe is internally provided with a sand guide cavity, the sand storage cavity is communicated with the sand guide cavity, the bottom of the flow guide block is rotatably connected with the sand guide cavity and positioned at the top of the sand guide pipe, the top end of the flow guide block penetrates through the sand cover and is positioned at the top of the sand cover, the side face of the flow guide block is provided with an opening, and the opening faces towards the, the top of the inner tank body has a through hole, the through hole is located draw the side in sand chamber, go out the one end of sand pipe with through hole fixed connection, and be located the inside of through hole, the other end that goes out the sand pipe runs through the base, and be located the side of valve installed part, the base with the connection can be dismantled to the shell, and be located the bottom of the inner tank body, the inner tank body has the connection chamber, the connection chamber is located the below in sand storage chamber, the valve installed part with the connection can be dismantled to the base, and be located the center department of base, the top of valve installed part with the connection chamber agrees with, sand storage chamber connect the chamber with the valve installed part communicates in proper order.

2. The sand tank for a dental blast scaling apparatus as recited in claim 1,

the sand storage tank for the dental sand blasting scaling equipment further comprises a knob, the knob is connected with the sand cover in a rotating mode and located at the top of the sand cover, and the knob is detachably connected with the top end of the flow guide block and located at the top of the flow guide block.

3. The sand tank for a dental blast scaling apparatus as recited in claim 1,

the sand storage tank for the dental sand blasting scaling equipment further comprises a one-way duckbill valve, and the one-way duckbill valve is used for communicating the valve installation part with the sand guide cavity and is located between the valve installation part and the sand guide cavity.

4. The sand tank for a dental blast scaling apparatus as recited in claim 3,

the sand storage tank for the dental sand blasting scaling equipment further comprises an air inlet pipe, wherein the air inlet pipe penetrates through the valve installation part and is detachably connected with the one-way duckbill valve and located at the center of the valve installation part.

5. The sand tank for a dental blast scaling apparatus as recited in claim 2,

a store up sand jar for dentistry sandblast cleaning equipment still includes first sealing washer, second sealing washer, third sealing washer and fourth sealing washer, first sealing washer cover is located the inside of knob, and be located the knob with the junction of sand lid, second sealing washer cover is located the inside of sand lid, and be located the top of the inner tank body, third sealing washer cover is located the surface of valve installed part, and be located connect the inside in chamber, fourth sealing washer cover is located the surface of water conservancy diversion piece, and be located the bottom of sand lid.

Technical Field

The invention relates to the field of treatment and prevention of dental diseases, in particular to a sand storage tank for dental sand blasting scaling equipment.

Background

The current dentistry sandblast scaling equipment is that the compressed gas (usually air) is utilized to raise the sand powder (the main component is usually sodium bicarbonate, glycine or erythritol) in the sand storage tank, the sand powder is conveyed to the sandblast handle through the air outlet pipe, the sand powder is mixed with the liquid medium (usually water) at the handle sand outlet to form solid crystals, along with the high-speed airflow impact on the tooth surface, thereby realizing the function of tooth surface polishing, the tooth surface plaque on the gum and under the gum, soft scale, early calculus, smoke stain, tea stain and the like can be specifically removed. The sand output of the prior sand storage tank is basically adjusted indirectly by variable pressure, namely, when the pressure of injected compressed gas is changed, the sand output is changed along with the change of the pressure of the injected compressed gas, but the sand output cannot be directly adjusted under constant pressure. Therefore, the prior sand storage tank has the problem that the sand output can not be adjusted under the condition of constant pressure, namely the adjustment freedom of the sand output is insufficient, so that the treatment requirement of complex conditions can not be met when sand blasting is carried out for cleaning treatment.

Disclosure of Invention

The invention aims to provide a sand storage tank for dental sandblasting scaling equipment, and aims to solve the technical problem that the treatment requirement of complex conditions cannot be met during sandblasting scaling due to the fact that the degree of freedom of sand amount adjustment is insufficient in the prior art.

In order to achieve the purpose, the invention adopts a sand storage tank for dental sand blasting cleaning and treatment equipment, which comprises a shell, a sand cover, an inner tank body, a sand guiding pipe, a flow guiding block, a sand outlet pipe, a base and a valve mounting piece, wherein the shell is detachably connected with the inner tank body and sleeved on the outer surface of the inner tank body, the sand cover is in threaded connection with the outer surface of the shell and is positioned above the shell, the top end of the sand guiding pipe is detachably connected with the inner surface of the top end of the inner tank body and is positioned below the sand cover, a sand storage cavity is arranged inside the inner tank body, the bottom end of the sand storage cavity is in a circular truncated cone shape, a sand guiding cavity is arranged inside the sand guiding pipe and is communicated with the sand guiding cavity, the bottom of the flow guiding block is rotatably connected with the sand guiding cavity and is positioned at the top of the sand guiding pipe, and the top end of the flow guiding block penetrates through the sand cover, and be located the top of sand lid, the side of water conservancy diversion piece has the opening, the opening orientation go out the sand pipe, the top of the internal tank body has the through-hole, the through-hole is located the side of leading the sand chamber, go out the sand pipe one end with through-hole fixed connection, and be located the inside of through-hole, the other end that goes out the sand pipe runs through the base, and is located the side of valve installed part, the base with the shell can be dismantled the connection, and is located the bottom of the internal tank body, the internal tank body has the connection chamber, the connection chamber is located store up the below in sand chamber, valve installed part with the connection can be dismantled to the base, and be located the center department of base, the top of valve installed part with connect the chamber and agree with, store up the sand chamber connect the chamber with the valve installed part communicates in proper order.

The sand storage tank for the dental sand blasting scaling equipment further comprises a knob, the knob is connected with the sand cover in a rotating mode and located at the top of the sand cover, and the knob is detachably connected with the top end of the flow guide block and located at the top of the flow guide block.

Wherein, a sand storage tank for dental sandblast scaling equipment still includes one-way duckbill valve, one-way duckbill valve will the valve installed part with draw the sand chamber intercommunication, and be located the valve installed part with draw between the sand chamber.

Wherein, a sand storage tank for dental department sandblast scaling equipment still includes the intake pipe, the intake pipe runs through the valve installed part, and with the connection can be dismantled to one-way duckbill valve, and is located the center department of valve installed part.

Wherein, a sand storage tank for dentistry sandblast cleaning equipment still includes first sealing washer, second sealing washer, third sealing washer and fourth sealing washer, first sealing washer cover is located the inside of knob, and be located the knob with the junction of sand lid, second sealing washer cover is located the inside of sand lid, and be located the top of the inner tank body, third sealing washer cover is located the surface of valve installed part, and be located connect the inside in chamber, fourth sealing washer cover is located the surface of water conservancy diversion piece, and be located the bottom of sand lid.

The invention has the beneficial effects that: when the sand tank is installed on an instrument to work, compressed gas enters the inside of the sand storage cavity through the air inlet pipe, sand powder is raised at the outlet of a central hole at the bottom of the sand storage cavity to form mixed fluid, the mixed fluid enters the sand guide pipe, the flow direction of a flow guide structure formed by the sand guide pipe and the flow guide block at the opening of a pipe orifice at the top of the sand guide cavity is controlled, the flow direction is theoretically perpendicular to the central line of the tank body, the straight line where the mixed fluid is located and the plane formed by the central line of the sand guide pipe, the included angle between the central line of the sand guide pipe and the plane formed by the central line of the sand guide pipe can reflect the sand amount, the adjustment of the sand amount can be realized by adjusting the angle, the problem of insufficient sand amount adjustment freedom degree is solved, the mixed fluid finally enters the sand blasting handle to work through the sand guide pipe, and the treatment requirement of complex conditions.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic sectional view of a sand tank for a dental blasting scaling apparatus of the present invention.

Fig. 2 is a schematic structural diagram of the flow guide block of the present invention.

Fig. 3 is a schematic structural view of the connection chamber of the present invention.

Fig. 4 is a schematic view showing the bottom structure of a sand storage tank for a dental blasting scaling apparatus according to the present invention.

Fig. 5 is a schematic external view of a sand tank for a dental blasting scaling apparatus according to the present invention.

1-knob, 2-flow guide block, 3-sand cover, 4-sand guide pipe, 5-shell, 6-inner tank, 7-sand outlet pipe, 8-base, 9-first sealing ring, 10-second sealing ring, 11-third sealing ring, 12-fourth sealing ring, 13-one-way duckbill valve, 14-valve mounting piece, 15-sand storage cavity, 16-sand guide cavity, 17-opening, 18-through hole, 19-connecting cavity and 20-air inlet pipe.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the invention provides a sand storage tank for a dental sand blasting scaling device, comprising a housing 5, a sand cover 3, an inner tank 6, a sand guide pipe 4, a flow guide block 2, a sand outlet pipe 7, a base 8 and a valve installation member 14, wherein the housing 5 is detachably connected with the inner tank 6 and sleeved on the outer surface of the inner tank 6, the sand cover 3 is in threaded connection with the outer surface of the housing 5 and is positioned above the housing 5, the top end of the sand guide pipe 4 is detachably connected with the inner surface of the top end of the inner tank 6 and is positioned below the sand cover 3, a sand storage cavity 15 is arranged inside the inner tank 6, the bottom end of the sand storage cavity 15 is in a circular table shape, a sand guide cavity 16 is arranged inside the sand guide pipe 4, the sand storage cavity 15 is communicated with the sand guide cavity 16, the bottom of the flow guide block 2 is rotatably connected with the sand guide cavity 16, and is located at the top of the sand guiding pipe 4, the top end of the flow guiding block 2 penetrates through the sand cover 3 and is located at the top of the sand cover 3, the side surface of the flow guiding block 2 is provided with an opening 17, the opening 17 faces the sand outlet pipe 7, the top of the inner tank body 6 is provided with a through hole 18, the through hole 18 is located at the side surface of the sand guiding cavity 16, one end of the sand outlet pipe 7 is fixedly connected with the through hole 18 and is located inside the through hole 18, the other end of the sand outlet pipe 7 penetrates through the base 8 and is located at the side surface of the valve mounting piece 14, the base 8 is detachably connected with the shell 5 and is located at the bottom of the inner tank body 6, the inner tank body 6 is provided with a connecting cavity 19, the connecting cavity 19 is located below the sand storage cavity 15, the valve mounting piece 14 is detachably connected with the base 8 and is located at the center of the base 8, the top of the valve mounting member 14 is fitted with the connecting cavity 19, and the sand storage cavity 15, the connecting cavity 19 and the valve mounting member 14 are sequentially communicated.

In this embodiment, when the sand tank is installed on an instrument and works, compressed air enters the inside of the sand storage cavity 15 through the air inlet pipe 20, sand powder is lifted at the outlet of the central hole at the bottom of the sand storage cavity 15 to form a mixed fluid, the mixed fluid enters the sand guide pipe 4, the outflow direction is controlled by the flow guide structure consisting of the sand guide pipe 4 and the flow guide block 2 at the top pipe orifice of the sand guide cavity 16, the outflow direction is theoretically perpendicular to the tank body central line, the plane formed by the straight line where the mixed fluid is located and the central line of the sand guide pipe 4, and the included angle between the central line of the sand outlet pipe 7 and the plane formed by the central line of the sand guide pipe 4 can reflect the sand output, the angle can be adjusted in a range of 0 ° to 180 ° theoretically, in particular, the angle when the opening 17 faces the sand outlet pipe 7 is defined as 0 °, that is the angle when the sand tank is at the maximum sand output is 0 °, considering the safety of the sand tank and the stability of sand production, and experiments prove that when the sand tank is adjusted within the range of 180-135 degrees, the sand production amount is not obviously changed, in order to more conveniently and rapidly adjust the sand production amount in actual operation, the actual adjustment range is 0-135 degrees in the embodiment, the adjustment is realized by rotating the knob 1, the sand cover 3 is provided with scales and marked with Max and Min, the adjustment range is 135 degrees, the adjustment of the sand production amount can be realized by adjusting the angle, the problem of insufficient adjustment freedom of the sand production amount is solved, the mixed fluid finally enters the sand blasting handle from the sand production pipe 7 to work, the treatment requirement of complicated conditions is met, the bottom of the sand storage cavity 15 is in a circular table shape, the included angle formed by two inclined planes of the circular table is 57 degrees, the accumulation degree of the sand powder at the bottom of the sand storage cavity 15 is higher, and the sand powder residue is more favorably reduced, the utilization rate of the sand powder and the work fluency are improved.

Further, the sand storage tank for the dental sand blasting scaling equipment further comprises a knob 1, the knob 1 is rotatably connected with the sand cover 3 and is positioned at the top of the sand cover 3, and the knob 1 is detachably connected with the top end of the flow guide block 2 and is positioned at the top of the flow guide block 2.

In this embodiment, the knob 1 is convenient for the user to adjust the angle of the opening 17 and the sand outlet pipe 7 more accurately, so that the user can adjust the sand outlet amount more accurately, and the sand tank can better meet the treatment requirement of complex conditions.

Further, the sand storage tank for the dental blasting scaling apparatus further comprises a one-way duckbill valve 13, and the one-way duckbill valve 13 communicates the valve mounting member 14 and the sand introducing chamber 16 and is located between the valve mounting member 14 and the sand introducing chamber 16.

In this embodiment, the one-way duckbill valve 13 can prevent sand powder from flowing backward into the device for providing compressed gas, and avoid the device from being damaged.

Further, the sand storage tank for the dental blasting and scaling apparatus further includes an air inlet pipe 20, and the air inlet pipe 20 penetrates the valve installation member 14, is detachably connected with the one-way duckbill valve 13, and is located at the center of the valve installation member 14.

In this embodiment, the inlet pipe 20 facilitates the supply of the sand tank by the device for supplying compressed gas.

Further, a sand storage tank for dental department sandblast scaling equipment still includes first sealing washer 9, second sealing washer 10, third sealing washer 11 and fourth sealing washer 12, first sealing washer 9 cover is located the inside of knob 1, and is located knob 1 with the junction of sand cover 3, second sealing washer 10 cover is located the inside of sand cover 3, and is located the top of inner tank body 6, third sealing washer 11 cover is located the surface of valve installation part 14, and is located connect the inside of chamber 19, fourth sealing washer cover is located the surface of water conservancy diversion piece 2, and is located the bottom of sand cover 3.

In this embodiment, first sealing washer 9 is used for sealing sand cover 3, second sealing washer 10 is used for the sealed of the inner tank body 6 top, third sealing washer 11 is used for the sealed of valve installed part 14, fourth sealing washer 12 is used for the sealed of water conservancy diversion piece 2 to guarantee the holistic gas tightness of sand jar during operation betterly, ensure job stabilization nature and security, fourth sealing washer 12 still with sand cover 3 cooperates spacingly, and the rotation angle of restriction knob 1 avoids the user excessively to rotate knob 1 has improved user's use and has experienced.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.