CN116059482A - A quantitative sprayer - Google Patents

Abstract

The invention provides a quantitative sprayer, which relates to the technical field of medical appliances and aims to solve the problems that when in actual use, if the quantity of liquid medicine in a cover body is excessive, children choking and waste are caused; if the amount of the liquid medicine is too small, the treatment effect and other problems are reduced, and the quantitative atomization spraying is difficult to realize continuous operation, including: a support frame; the support frame is of a mouth-shaped frame structure, a control panel is fixedly arranged at the upper end of the side wall of the front end of the support frame, and a control box is fixedly arranged at the upper end of the side plate of the back of the inner frame of the support frame; a bearing table is fixedly arranged at the upper end of the supporting frame; the rear end of the top plane of the bearing table is vertically and fixedly provided with a liquid storage tank; and a vertical atomizing jet pump is fixedly arranged on the side wall of the front end of the liquid storage tank. According to the invention, repeated quantitative atomization and ejection of the liquid medicine can be carried out by adjusting the scale, continuous operation can be realized, the efficiency and the accuracy degree are improved, and dosage adjustment can be freely carried out according to the needs, so that the device is more convenient.

Description

A quantitative sprayer

technical field

The invention relates to the technical field of medical instruments, in particular to a quantitative sprayer.

Background technique

The nebulization inhalation method is to use high-speed oxygen flow to make the liquid into a mist, and then inhale it through the respiratory tract to achieve the purpose of treatment, treat respiratory tract infection, eliminate inflammation and edema, relieve spasm, dilute phlegm, and help expectorant Composed of a nebulizer and a breathing mask, the nebulizer is used to make a mist, and the liquid is concentrated on the mouth and nose through the breathing mask. Because children's self-control ability is relatively low, it is difficult to make them cooperate with medical staff when applying medicine to children, and children are unwilling Wearing a breathing mask makes it difficult for children to cooperate with conventional atomization inhalation devices. In actual use, if the amount of liquid medicine in the mask is too much, it will not only cause children to choke, but also cause waste; When it is too small, it will reduce the therapeutic effect and other problems, and quantitative atomization spraying will make it difficult to realize continuous operation.

Contents of the invention

In view of this, the present invention provides a quantitative sprayer to solve the problem that in actual use, if the amount of liquid medicine in the cover is too much, it will not only cause children to choke, but also cause waste; and if the amount of liquid medicine is too small, it will reduce Treatment effects and other issues, while quantitative atomization injection, it is difficult to achieve continuous operation.

The invention provides a quantitative sprayer, which specifically includes: a support frame; the support frame is a mouth-shaped frame structure, a control panel is fixedly installed on the upper end of the front side wall of the support frame, and a control panel is fixedly installed on the upper end of the back side plate of the inner frame of the support frame. box; the upper end of the support frame is fixedly installed with a bearing platform; the rear end of the top plane of the bearing platform is fixedly installed with a liquid storage tank; the front side wall of the described liquid storage tank is fixedly installed with a vertical atomizer Jet pump; the front end of the atomizing jet pump is fixedly installed with a quantitative liquid-taking cylinder through a fixed throat hoop; the bottom of the front end of the quantitative liquid-taking cylinder is fixedly installed with a vertical control drive seat; the middle part of the inner frame of the support frame is A horizontal guiding control seat plate is fixedly installed at the lower part; a quantitative sleeve is provided under the control drive seat; a spray head is fixedly installed longitudinally on the bearing platform on the left side of the control drive seat.

Optionally, a fixed tooth block is fixed vertically on the front side wall of the inner frame of the support frame, and the back side wall of the fixed tooth block is an alveolar end.

Optionally, a liquid level window is vertically provided in the middle of the back side wall of the liquid storage tank, and a liquid level alarm is built in the liquid storage tank.

Optionally, a connecting hose is fixedly connected to the lower end of the atomizing spray pump, and the other end of the connecting hose communicates with the rear end of the spray head.

Optionally, a pull rod is vertically slidably installed in the inner cavity of the quantitative liquid-taking cylinder, and the upper end of the pull rod is a piston plate; the lower end of the pull rod vertically slides through the bearing platform, and A movable tooth block is fixedly installed, and the front side wall of the movable tooth block is the tooth groove end; the upper end of the quantitative liquid-taking cylinder is fixedly installed with a one-way pumping valve seat obliquely to the rear and upward, and the one-way pumping valve seat is connected with a pumping valve seat respectively. The suction pipe and the delivery pipe, the suction pipe is placed in the bottom of the inner cavity of the liquid storage tank, the suction pipe unidirectionally pumps the liquid medicine through the liquid storage tank into the quantitative liquid extraction cylinder, the other end of the delivery pipe is connected with the atomization jet pump The input ends are connected, and the delivery pipe delivers the liquid medicine to the atomizing jet pump through the quantitative liquid-taking cylinder.

Optionally, a control cylinder is vertically and vertically fixedly installed in the control drive seat; the lower end of the piston rod of the control cylinder is fixedly connected with a fork rod, the lower end of the fork rod is a fork structure, and the fork structure of the fork rod rotates A gear is connected, and the front and rear ends of the gear mesh with the tooth slots of the fixed tooth block and the tooth slots of the movable tooth block respectively.

Optionally, a trigger switch is fixedly installed on the top plane of the guide control seat plate at a position corresponding to the lower part of the quantitative sleeve, and the trigger switch is electrically connected to the control circuit of the quantitative liquid-taking cylinder; the ring edge of the trigger switch An L-shaped trigger guide sleeve is fixed vertically on the guide control seat plate. The horizontal section of the trigger guide sleeve is fixedly connected with the guide control seat plate through fixing bolts. Through the hole, the upper end of the trigger guide sleeve is an eversion structure.

Optionally, the front end of the spray head is fixedly connected with a spray hose; the rear end of the spray head is fixedly connected with a pressure transformer with a narrow inner end and a wide outer end, and the outer end of the pressure transformer is fixedly connected to the connecting hose. Connection; the middle part of the spray head is covered with a thermal insulation tube, and heating oil is built in the thermal insulation tube, and the front end of the spray head is fixedly connected with two Y-shaped heating terminals.

Optionally, the middle part of the quantitative sheath frame is provided with a longitudinal calibration needle; the middle part of the quantitative sheath frame is vertically provided with a scale, the scale is provided with a scale, and the lower end of the scale is provided with a vertical chamber for triggering the guide sleeve. The base plate is suitable, and the scale is vertically opposite to the trigger switch; a fixed knob is vertically screwed on the front side wall of the quantitative sleeve, and the inner end of the fixed knob is offset against the scale.

Beneficial effect

1. A fixed knob is vertically screwed on the front side wall of the quantitative sleeve frame in the present invention, and the inner end of the fixed knob is offset against the scale. When quantitative spraying is required, the length that the piston rod of the control cylinder can be extended is first set by the scale. In this way, the movable distance of the pull rod is limited. When the piston rod of the control cylinder drives the fork rod part to move down, the gear rotates counterclockwise on the fixed tooth block, which drives the movable tooth block part to move down, so that the pull rod moves down to carry out medicine. Liquid suction, and when the lower end of the scale is inserted into the trigger guide sleeve and contacts the trigger switch, the control cylinder stops extending at this time, resets and moves back, stops the suction of the liquid medicine, and carries out the delivery of the liquid medicine, which can be passed Adjust the scale to carry out repeated quantitative atomization and spraying of the liquid medicine, which can realize continuous operation, improve efficiency and accuracy, and can freely adjust the dosage according to the needs, which is more convenient.

2. In the present invention, the middle part of the spray head is covered with an insulation tube, and heating oil is built in the insulation tube. The front end of the spray head is fixedly connected with two Y-shaped heating terminals, which can improve the spraying effect of atomization through the pressure transformer , and the insulation tube can ensure that the temperature of the atomized spray liquid is appropriate, so that it is easier for clinical children to accept and facilitate treatment, and the overall equipment produces almost no noise, which is more helpful for treatment.

3. In the present invention, the delivery pipe transports the liquid medicine to the atomizing jet pump through the quantitative liquid extraction cylinder. When moving up, the liquid medicine in the quantitative liquid-taking cylinder can be transported to the atomizing injection pump through the delivery tube for atomizing injection, so as to realize directional atomizing injection drainage.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings of the embodiments will be briefly introduced below.

The drawings in the following description only relate to some embodiments of the present invention, but do not limit the present invention.

In the attached picture:

Fig. 1 is a schematic diagram of the front and upper axial view structure of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an enlarged part of A in Fig. 1 according to an embodiment of the present invention.

Fig. 3 is a schematic diagram of the left rear upper axial view structure of the embodiment of the present invention.

Fig. 4 is a schematic diagram of the left front and lower axial structure of the embodiment of the present invention.

Fig. 5 is a schematic structural diagram of the enlarged part B in Fig. 4 according to an embodiment of the present invention.

Fig. 6 is a schematic diagram of the axial structure of the quantitative liquid-taking cylinder and the guide control seat plate separated from the support frame according to the embodiment of the present invention.

Fig. 7 is a schematic diagram of the axial structure of the state where the trigger guide sleeve and the guide control seat plate are separated according to the embodiment of the present invention.

Fig. 8 is a schematic diagram of the axial structure of the insulation pipe and the spray head in a state of separation according to the embodiment of the present invention.

List of reference signs

1. Support frame; 101. Fixed tooth block; 2. Control panel; 3. Control box; 4. Carrying platform; 5. Liquid storage tank; 6. Atomizing jet pump; 601. Connecting hose; cylinder; 701, pull rod; 702, movable tooth block; 703, one-way pumping valve seat; 70301, suction pipe; 70302, delivery pipe; 8, control drive seat; 801, control cylinder; 802, fork rod; 803, Gear; 9. Guide control seat plate; 901. Trigger guide sleeve; 902. Trigger switch; 10. Spray head; 1001. Spray hose; 1002. Transformer tube; 1003. Insulation tube; 1004. Heating terminal; Frame; 1101, calibration needle; 1102, ruler; 1103, fixed knob.

Detailed ways

In order to make the purpose, solution and advantages of the technical solution of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings of specific embodiments of the present invention.

Embodiment: Please refer to Fig. 1 to Fig. 8 as shown:

The invention provides a quantitative sprayer, comprising a support frame 1; the support frame 1 is a mouth-shaped frame structure, a control panel 2 is fixedly installed on the upper end of the front side wall of the support frame 1, and a control panel 2 is fixedly installed on the upper end of the back side plate of the inner frame of the support frame 1. Box 3; a bearing platform 4 is fixedly installed on the upper end of the support frame 1; a liquid storage tank 5 is fixedly installed vertically on the rear end of the top plane of the bearing platform 4; a vertical atomizer is fixedly installed on the front side wall of the liquid storage tank 5 The jet pump 6; the front end of the atomizing jet pump 6 is fixedly installed with a quantitative liquid taking cylinder 7 through a fixed throat hoop; the bottom of the front end of the quantitative liquid taking cylinder 7 is fixedly installed with a vertical control drive seat 8; The lower part is fixedly installed with a horizontal guiding control seat plate 9; the control drive seat 8 below is provided with a quantitative cover frame 11;

Wherein, a fixed tooth block 101 is vertically fixedly installed on the front side wall of the inner frame of the support frame 1 , and the back side wall of the fixed tooth block 101 is the alveolar end.

Wherein, the middle part of the back side wall of the liquid storage tank 5 is vertically provided with a liquid level window, and a liquid level alarm is built in the liquid storage tank 5 for observing and controlling the liquid medicine amount in the liquid storage tank 5 .

Wherein, the lower end of the atomizing jet pump 6 is fixedly connected with a connecting hose 601, and the other end of the connecting hose 601 communicates with the rear end of the spray head 10, which facilitates wiring.

Wherein, in the inner cavity of the quantitative liquid-taking cylinder 7, a pull rod 701 is vertically slidably installed, and the upper end of the pull rod 701 is a piston disc; A movable tooth block 702 is fixedly installed on the top, and the front side wall of the movable tooth block 702 is the alveolar end; The suction tube 70301 and delivery tube 70302 are respectively connected, the suction tube 70301 is placed in the bottom of the inner cavity of the liquid storage tank 5, and the suction tube 70301 pumps the medicinal liquid through the liquid storage tank 5 to the quantitative liquid extraction cylinder 7 in one direction , the other end of the delivery tube 70302 is connected to the input end of the atomization jet pump 6, and the delivery tube 70302 transports the liquid medicine to the atomization jet pump 6 through the quantitative liquid-taking cylinder 7, and when the pull rod 701 moves down, it can pass through The suction tube 70301 sucks the liquid medicine into the quantitative liquid-taking cylinder 7, and when the drawing rod 701 moves up, the liquid medicine in the quantitative liquid-taking cylinder 7 can be transported to the atomizing jet pump 6 through the delivery pipe 70302 for atomization. atomized jet, so as to realize directional atomized jet drainage.

Wherein, the control cylinder 801 is vertically and vertically fixedly installed in the control drive seat 8; A gear 803 is connected, and the front and rear ends of the gear 803 mesh with the tooth slots of the fixed tooth block 101 and the tooth slots of the movable tooth block 702 respectively, and are guided to the position on the top plane of the control seat plate 9 corresponding to the lower part of the quantitative sleeve 11 A trigger switch 902 is fixedly installed, and the trigger switch 902 is electrically connected with the control circuit of the quantitative liquid-taking cylinder 7; an L-shaped trigger guide sleeve 901 is vertically and fixedly installed on the guide control seat plate 9 around the trigger switch 902, and the trigger guide The horizontal section of the sleeve 901 is fixedly connected with the guide control seat plate 9 through fixing bolts, and the middle part of the vertical section of the trigger guide sleeve 901 is provided with a vertical through hole on the left and right sides. The upper end of the trigger guide sleeve 901 is an eversion structure. The middle part of the frame 11 is provided with a longitudinal calibration needle 1101; the middle part of the quantitative sleeve frame 11 is vertically provided with a scale 1102, and the scale 1102 is provided with a scale, and the lower end of the scale 1102 is provided with a vertical cavity suitable for triggering the guide sleeve 901. The base plate, and the scale 1102 is vertically opposite to the trigger switch 902; the front side wall of the quantitative sleeve 11 is vertically screwed with a fixed knob 1103, and the inner end of the fixed knob 1103 is offset against the scale 1102. When quantitative spraying is required, first pass the scale 1102 sets the protruding length of the piston rod of the control cylinder 801, thereby limiting the movable distance of the pull rod 701. When the piston rod of the control cylinder 801 drives the fork rod 802 to move down, the gear 803 moves counterclockwise on the fixed tooth block 101 Rotate to drive the movable tooth block 702 to move down, so that the pull rod 701 moves down to suck the liquid medicine, and when the lower end of the scale 1102 is inserted into the trigger guide sleeve 901 and contacts the trigger switch 902, the control cylinder 801 stops at this time Stretch out, reset and move back, stop the suction of the liquid medicine at this time, and carry out the delivery of the liquid medicine. By adjusting the scale 1102, the repeated quantitative atomization of the liquid medicine can be carried out, which can realize continuous operation and improve efficiency and accuracy. , and the dosage can be adjusted freely according to the needs, which is more convenient.

Wherein, the front end of spray head 10 is fixedly connected with spray hose 1001; Connection; the middle part of the spray head 10 is covered with an insulation tube 1003, and heating oil is built in the insulation tube 1003. The front end of the spray head 10 is fixedly connected with two Y-shaped heating terminals 1004, and the atomization can be improved through the transformer tube 1002. spraying effect, and the heat preservation tube 1003 can ensure that the temperature of the atomized spraying liquid is suitable, so that it is easier for clinical children to accept and facilitate treatment, and the overall equipment produces almost no noise, which is more helpful for treatment.

The specific usage and function of this embodiment: during the use of the present invention, when quantitative spraying is required, first set the length that can be extended by the piston rod of the control cylinder 801 through the scale 1102, thereby limiting the movable distance of the pull rod 701, When the piston rod of the control cylinder 801 drives the fork rod 802 to move down, the gear 803 rotates counterclockwise on the fixed tooth block 101, driving the movable tooth block 702 to move down, so that the pull rod 701 moves down to perform liquid medicine suction , and when the lower end of the scale 1102 is inserted into the trigger guide sleeve 901 and contacts the trigger switch 902, the control cylinder 801 stops extending at this time, and resets and moves back. At this time, the suction of the medicinal solution is stopped, and the delivery of the medicinal solution can be carried out. By adjusting the scale 1102, the repeated quantitative spraying of the medicinal liquid is carried out. The upper end of the quantitative liquid extraction cylinder 7 is fixedly installed obliquely to the rear and upward with a one-way pumping valve seat 703, and a suction pipe is connected to the one-way pumping valve seat 703 respectively. 70301 and delivery tube 70302, the suction tube 70301 is placed in the bottom of the inner cavity of the liquid storage tank 5, the suction tube 70301 pumps the liquid medicine through the liquid storage tank 5 to the quantitative liquid extraction cylinder 7 in one direction, and the other part of the delivery tube 70302 One end is connected to the input end of the atomizing jet pump 6, and the delivery tube 70302 transports the liquid medicine to the atomizing jet pump 6 through the quantitative liquid-taking cylinder 7. The liquid is sucked into the quantitative liquid-taking cylinder 7, and when the pulling rod 701 moves up, the liquid medicine in the quantitative liquid-taking cylinder 7 can be transported to the atomizing injection pump 6 through the delivery tube 70302 for atomization and spraying.

Claims (9)

1. A metered dose spray device, comprising: a support (1); the support frame (1) is of a mouth-shaped frame structure, a control panel (2) is fixedly arranged at the upper end of the side wall of the front end of the support frame (1), and a control box (3) is fixedly arranged at the upper end of the side plate of the back of the inner frame of the support frame (1); a bearing table (4) is fixedly arranged at the upper end of the supporting frame (1); a liquid storage tank (5) is vertically and fixedly arranged at the rear end of the top plane of the bearing table (4); a vertical atomizing jet pump (6) is fixedly arranged on the side wall of the front end of the liquid storage tank (5); the front end of the atomizing jet pump (6) is fixedly provided with a quantitative liquid taking cylinder (7) through a fixed hose clamp; the bottom of the front end of the quantitative liquid taking cylinder (7) is fixedly provided with a vertical control driving seat (8); a horizontal guide control seat board (9) is fixedly arranged at the lower part of the middle part of the inner frame of the support frame (1); a quantitative sleeve frame (11) is arranged below the control driving seat (8); a spraying head (10) is longitudinally and fixedly arranged on the bearing table (4) at the left side of the control driving seat (8).

2. A metered dose spray as recited in claim 1, wherein: fixed tooth blocks (101) are vertically and fixedly arranged on the side wall of the front end of the inner frame of the supporting frame (1), and the side wall of the back of each fixed tooth block (101) is a tooth slot end.

3. A metered dose spray as recited in claim 1, wherein: the liquid level window is vertically arranged in the middle of the side wall of the back of the liquid storage tank (5), and the liquid level alarm is arranged in the liquid storage tank (5).

4. A metered dose spray as recited in claim 1, wherein: the lower end of the atomizing jet pump (6) is fixedly connected with a connecting hose (601), and the other end of the connecting hose (601) is communicated with the rear end of the atomizing head (10).

5. A metered dose spray as recited in claim 2, wherein: a drawing rod (701) is vertically and slidably arranged in the inner cavity of the quantitative liquid taking cylinder (7), and the upper end of the drawing rod (701) is provided with a piston disc; the lower end of the drawing pull rod (701) vertically slides through the bearing table (4), a movable tooth block (702) is fixedly arranged on the drawing pull rod (701) below the bearing table (4), and the side wall of the front end of the movable tooth block (702) is a tooth slot end; the upper end of the quantitative liquid taking cylinder (7) is fixedly provided with a one-way pumping valve seat (703) obliquely upwards and backwards, the one-way pumping valve seat (703) is respectively connected with a pumping pipe (70301) and a conveying pipe (70302), the pumping pipe (70301) is arranged in the bottom of the inner cavity of the liquid storage box (5), the pumping pipe (70301) is used for pumping liquid medicine into the quantitative liquid taking cylinder (7) in one way through the liquid storage box (5), the other end of the conveying pipe (70302) is connected with the input end of the atomizing jet pump (6), and the conveying pipe (70302) is used for conveying the liquid medicine into the atomizing jet pump (6) through the quantitative liquid taking cylinder (7).

6. A metered dose spray as defined in claim 5, wherein: a control cylinder (801) is vertically and fixedly arranged in the control driving seat (8); the piston rod lower extreme fixedly connected with fork arm (802) of control cylinder (801), the lower extreme of fork arm (802) is fork mouth structure, and fork mouth structure department rotation of fork arm (802) is connected with gear (803), and both ends mesh with the tooth's socket of fixed tooth piece (101) and the tooth's socket of movable tooth piece (702) respectively around gear (803).

7. A metered dose spray as recited in claim 1, wherein: a trigger switch (902) is fixedly arranged at a position, corresponding to the lower part of the quantitative sleeve frame (11), on the top plane of the guide control seat plate (9), and the trigger switch (902) is electrically connected with a control circuit of the quantitative liquid taking cylinder (7); the trigger switch is characterized in that an L-shaped trigger guide sleeve (901) is vertically and fixedly arranged on a guide control seat plate (9) on the annular edge of the trigger switch (902), the horizontal section of the trigger guide sleeve (901) is fixedly connected with the guide control seat plate (9) through a fixing bolt, vertical through holes are formed in the middle of the left side and the right side of the vertical section of the trigger guide sleeve (901), and the upper end of the trigger guide sleeve (901) is of an eversion structure.

8. A metered dose spray as defined in claim 4 wherein: the front end of the spray head (10) is fixedly connected with a spray hose (1001); the rear end of the spray head (10) is fixedly connected with a pressure changing tube (1002) with a narrow inner end and a wide outer end, and the outer end of the pressure changing tube (1002) is fixedly connected with a connecting hose (601); the middle part of atomising head (10) is overlapped and is had insulating tube (1003), has built-in heating oil in insulating tube (1003), and the front end fixedly connected with of atomising head (10) is two heating terminal (1004) that are the Y form.

9. A metered dose spray as recited in claim 7, wherein: the middle part of the quantitative sleeve frame (11) is provided with a longitudinal calibration needle (1101); the middle part of the quantitative sleeve frame (11) vertically penetrates through the quantitative sleeve frame to be provided with a scale (1102), the scale (1102) is provided with scales, the lower end of the scale (1102) is provided with a substrate which is matched with a vertical cavity of the trigger guide sleeve (901), and the scale (1102) is vertically opposite to the trigger switch (902); the fixed knob (1103) is vertically and spirally connected to the side wall of the front end of the quantitative sleeve frame (11), and the inner end of the fixed knob (1103) is propped against the scale (1102).

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