Dust removal head

Abstract

The utility model discloses a dust removal head, which comprises two positive pressure cavities arranged in a first box body, and air outlet grooves arranged on the bottom surfaces of the positive pressure cavities and penetrating through the bottom surface of the first box body; the negative pressure cavities are formed in the first box body, the negative pressure cavities and the positive pressure cavities are arranged in parallel, the three negative pressure cavities and the two positive pressure cavities are distributed in a staggered mode, and the bottoms of the negative pressure cavities penetrate through the bottom face of the first box body; the positive pressure pipe joint is communicated with the positive pressure cavity; the second box body is connected to the upper surface of the first box body, and the second box body is communicated with the three negative pressure cavities through air draft holes; the negative pressure pipe connector is connected to the side face of the second box body in the length direction. According to the scheme, the two positive pressure cavities and the three negative pressure cavities are arranged, the negative pressure cavities and the positive pressure cavities are parallel and distributed in a staggered mode, foreign matter can be rapidly blown up through positive pressure airflow blown out of the positive pressure cavities, the blown foreign matter can be rapidly sucked through negative pressure airflow of the negative pressure cavities, the overall dust removal effect is good, and efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of dust removal, in particular to a dust removal head. Background Art

[0002] Dry ultrasonic cleaning machines have certain advantages in panel production. The principle is that the high-pressure gas generated by the nozzle effectively blows up the particles on the glass panel, and these particles are then adsorbed into the vacuum chamber by the vacuum suction on both sides.

[0003] However, the dust removal head of the current dry ultrasonic cleaning machine is only provided with one blowing slot, and the dust removal effect is not ideal, which affects the dust removal efficiency. Utility Model Content

[0004] The utility model provides a dust removal head, which is provided with two positive pressure chambers and three negative pressure chambers, and the negative pressure chambers and the positive pressure chambers are parallel and staggered. The positive pressure airflow blown out by the positive pressure chamber can quickly blow up foreign matter, and the negative pressure airflow through the negative pressure chamber can quickly absorb the blown up foreign matter, so the overall dust removal effect is good and the efficiency is high.

[0005] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0006] The utility model provides a dust removal head, comprising:

[0007] A positive pressure chamber is provided inside the first box body, the positive pressure chamber extends along the length direction of the first box body, two positive pressure chambers are provided, and are symmetrically distributed with respect to the width midline of the first box body as a reference, and an air outlet slot is provided on the bottom surface of the positive pressure chamber, and the air outlet slot runs through the bottom surface of the first box body;

[0008] A negative pressure chamber is arranged inside the first box body, the negative pressure chamber is arranged in parallel with the positive pressure chamber, three negative pressure chambers are arranged, and the three negative pressure chambers and the two positive pressure chambers are staggered, and the bottom opening of the negative pressure chamber passes through the bottom surface of the first box body;

[0009] A positive pressure pipe joint, connected to the side of the first box body in the length direction, the positive pressure pipe joint is in communication with the positive pressure chamber;

[0010] A second box body is connected to the upper surface of the first box body, and the second box body is connected to the three negative pressure chambers through the air extraction holes;

[0011] A negative pressure pipe joint is connected to the side surface of the second box body in the length direction.

[0012] Optionally, the dust removal head also includes:

[0013] A lower sealing plate connected to the interior of the second installation cavity on the bottom surface of the first box body;

[0014] A negative pressure groove is provided through the surface of the lower sealing plate, and three negative pressure grooves are provided, and the three negative pressure grooves are respectively connected with the three negative pressure chambers;

[0015] A second guide groove is provided on the surface of the lower sealing plate, two second guide grooves are provided, and the two second guide grooves are respectively connected with the two air outlet grooves, and the width of the second guide groove is smaller than the width of the air outlet groove;

[0016] The second pressurizing seam is arranged through the bottom surface of the second guide groove.

[0017] Optionally, the dust removal head also includes:

[0018] A negative pressure guide groove is arranged on the top surface of the second installation cavity, the negative pressure guide groove extends along the width direction of the first box body, and the negative pressure guide groove is connected with the three negative pressure cavities, and two negative pressure guide grooves are provided, and are respectively located on both sides of the length direction of the two air outlet grooves;

[0019] Negative pressure holes are arranged through the surface of the lower sealing plate. There are multiple groups of negative pressure holes, and the multiple groups of negative pressure holes are respectively located on both sides of the length direction of the second pressurization seam. There are multiple negative pressure holes in each group, and they are connected with corresponding negative pressure guide grooves.

[0020] Optionally, the dust removal head also includes:

[0021] The third guide groove is formed on the bottom surface of the lower sealing plate. The cross section of the third guide groove is an arc-shaped structure, and the highest point of the third guide groove is connected to the negative pressure groove located between the two second pressurization seams.

[0022] Optionally, the dust removal head also includes:

[0023] A pressurizing plate disposed inside the positive pressure chamber;

[0024] A flow guide cavity is formed on the surface of the booster plate, and the flow guide cavity is connected to the positive pressure cavity;

[0025] a first pressurization seam formed inside the pressurization plate, the first pressurization seam being in communication with the bottom surface of the guide cavity, and the width of the first pressurization seam being greater than the width of the second pressurization seam;

[0026] The first guide groove is formed on the bottom surface of the boost plate, the cross-section of the first guide groove is an inverted triangle structure, the upper part of the first guide groove is connected with the bottom of the first boost seam, the bottom of the first guide groove is correspondingly connected with the air outlet groove, and the bottom width of the first guide groove is smaller than the width of the air outlet groove.

[0027] Optionally, the dust removal head also includes:

[0028] A flow balancing plate is connected to the upper surface of the boost plate. The surface of the flow balancing plate is penetrated with flow balancing holes, which are communicated with the flow guide cavity. There are multiple flow balancing holes, which extend along the length direction of the flow balancing plate.

[0029] Optionally, the flow balancing holes are arranged in two rows, and the two rows of flow balancing holes are staggered.

[0030] Optionally, the dust removal head also includes:

[0031] The upper sealing plate is connected to the first installation cavity on the upper surface of the first box body, the exhaust hole is arranged through the surface of the upper sealing plate, and the bottom surface of the upper sealing plate is in contact with the positive pressure cavity, which is used to seal the upper part of the positive pressure cavity.

[0032] Optionally, the dust removal head also includes:

[0033] An air inlet hole is formed on the side surface of the first box body in the length direction. Two air inlet holes are provided and are respectively connected to two positive pressure chambers. The air inlet hole is connected to the positive pressure pipe joint.

[0034] Optionally, a sealing gasket is provided at a connection between the positive pressure pipe joint and the first box body, and at a connection between the second box body and the first box body.

[0035] The above solution of the utility model includes at least the following beneficial effects:

[0036] The above scheme of the utility model sets two positive pressure chambers and three negative pressure chambers, and the negative pressure chambers and the positive pressure chambers are parallel and staggered. The positive pressure airflow blown out by the positive pressure chamber can quickly blow up foreign matter, and the negative pressure airflow through the negative pressure chamber can quickly absorb the blown up foreign matter, so the overall dust removal effect is good and the efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] Figure 1 It is a schematic diagram of the three-dimensional structure of the dust removal head provided in the embodiment of the utility model;

[0038] Figure 2 It is a right side cross-sectional view of a dust removal head provided in an embodiment of the utility model;

[0039] Figure 3 yes Figure 2 A magnified schematic diagram of part A;

[0040] Figure 4 It is a bottom view of the dust removal head provided in the embodiment of the utility model;

[0041] Figure 5 yes Figure 4 A magnified schematic diagram of part B;

[0042] Figure 6 It is a schematic diagram of the three-dimensional structure of the first box body in the dust removal head provided in an embodiment of the utility model;

[0043] Figure 7 It is a bottom view of the first box body in the dust removal head provided in an embodiment of the utility model;

[0044] Figure 8 It is a structural schematic diagram of a flow equalizing plate in a dust removal head provided in an embodiment of the utility model.

[0045] The following are the descriptions of the reference numerals:

[0046] 1. First box body; 101. First installation cavity; 102. Second installation cavity; 103. Negative pressure guide groove; 104. Air inlet hole; 2. Second box body; 3. Positive pressure pipe joint; 4. Negative pressure pipe joint; 5. Positive pressure cavity; 6. Negative pressure cavity; 7. Exhaust hole; 8. Upper sealing plate; 9. Lower sealing plate; 901. Negative pressure groove; 902. Second guide groove; 903. Second pressurization seam; 904. Third guide groove; 905. Negative pressure hole; 10. Pressurization plate; 1001. Guide cavity; 1102. First pressurization seam; 1103. First guide groove; 11. Flow equalizing plate; 1101. Flow equalizing hole; 12. Air outlet groove. DETAILED DESCRIPTION

[0047] The exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

[0048] like Figure 1-Figure 8 As shown, the utility model provides a dust removal head, comprising:

[0049] A positive pressure chamber 5 is provided inside the first box body 1, the positive pressure chamber 5 extends along the length direction of the first box body 1, two positive pressure chambers 5 are provided, and are symmetrically distributed with respect to the width midline of the first box body 1, and an air outlet slot 12 is provided on the bottom surface of the positive pressure chamber 5, and the air outlet slot 12 runs through the bottom surface of the first box body 1;

[0050] A negative pressure chamber 6 is arranged inside the first box body 1, and the negative pressure chamber 6 is arranged in parallel with the positive pressure chamber 5. There are three negative pressure chambers 6, and the three negative pressure chambers 6 are staggered with the two positive pressure chambers 5. The bottom opening of the negative pressure chamber 6 passes through the bottom surface of the first box body 1;

[0051] A positive pressure pipe joint 3 is connected to the side surface of the first box body 1 in the length direction, and the positive pressure pipe joint 3 is connected to the positive pressure chamber 5;

[0052] The second box body 2 is connected to the upper surface of the first box body 1, and the second box body 2 is connected to the three negative pressure chambers 6 through the air exhaust holes 7;

[0053] The negative pressure pipe joint 4 is connected to the side surface of the second box body 2 in the length direction.

[0054] In this embodiment, air flow is blown into the positive pressure chamber 5 through the positive pressure pipe joint 3, and the air flow is blown out through the air outlet slot 12, thereby blowing up foreign objects on the plane; exhaust is performed through the negative pressure pipe joint 4, so that negative pressure is formed inside the second box body 2 and the negative pressure chamber 6, and under the action of the negative pressure, the blown foreign objects are absorbed, thereby achieving cleaning of the plane; the three negative pressure chambers 6 and the two positive pressure chambers 5 are parallel and staggered, which can fully blow up foreign objects and fully absorb the blown foreign objects, and the overall dust removal effect is good and the efficiency is high.

[0055] like Figure 2 and Figure 3 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0056] The lower sealing plate 9 is connected to the inside of the second installation cavity 102 on the bottom surface of the first box body 1;

[0057] A negative pressure groove 901 is provided through the surface of the lower sealing plate 9. Three negative pressure grooves 901 are provided, and the three negative pressure grooves 901 are respectively connected to the three negative pressure chambers 6.

[0058] A second guide groove 902 is provided on the surface of the lower sealing plate 9. Two second guide grooves 902 are provided, and the two second guide grooves 902 are respectively connected to the two air outlet grooves 12. The width of the second guide groove 902 is smaller than the width of the air outlet groove 12.

[0059] The second pressurizing seam 903 is arranged through the bottom surface of the second guide groove 902 .

[0060] In this embodiment, the negative pressure groove 901 is used to guide the foreign matter into the negative pressure chamber 6 under the action of negative pressure.

[0061] The airflow inside the positive pressure chamber 5 enters the second guide groove 902 through the air outlet groove 12 and is blown out through the second pressurization slit 903, which can enhance the pressure of the airflow and thus help improve the effect of blowing away foreign matter.

[0062] like Figure 4 , Figure 5 and Figure 7 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0063] A negative pressure guide groove 103 is arranged on the top surface of the second installation cavity 102, and the negative pressure guide groove 103 extends along the width direction of the first box body 1, and the negative pressure guide groove 103 is connected with the three negative pressure cavities 6, and two negative pressure guide grooves 103 are provided, and are respectively located on both sides of the length direction of the two air outlet grooves 12;

[0064] The negative pressure holes 905 are arranged through the surface of the lower sealing plate 9. There are multiple groups of negative pressure holes 905, and the multiple groups of negative pressure holes 905 are respectively located on both sides of the length direction of the second pressurization seam 903. There are multiple negative pressure holes 905 in each group, and they are connected with the corresponding negative pressure guide grooves 103.

[0065] In this embodiment, negative pressure holes 905 and negative pressure guide grooves 103 can utilize negative pressure to absorb foreign matter blown up on both sides of the length direction of the second pressurization slit 903, and can fully absorb the foreign matter and prevent the blown foreign matter from falling onto the plane, thereby ensuring the dust removal effect.

[0066] like Figure 2 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0067] The third guide groove 904 is formed on the bottom surface of the lower sealing plate 9 . The cross section of the third guide groove 904 is an arc-shaped structure, and the highest point of the third guide groove 904 is connected to the negative pressure groove 901 located between the two second pressurization slits 903 .

[0068] In this embodiment, the arc-shaped third guide groove 904 can play a guiding role, so that the blown foreign matter can smoothly enter the negative pressure groove 901 located in the middle.

[0069] like Figure 2 and Figure 3 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0070] A pressurizing plate 10 disposed inside the positive pressure chamber 5;

[0071] The flow guiding cavity 1001 is formed on the surface of the boosting plate 10, and the flow guiding cavity 1001 is connected with the positive pressure cavity 5;

[0072] A first pressurizing seam 1102 is formed inside the pressurizing plate 10. The first pressurizing seam 1102 is connected to the bottom surface of the flow guiding cavity 1001. The width of the first pressurizing seam 1102 is greater than the width of the second pressurizing seam 903.

[0073] The first guide groove 1103 is formed on the bottom surface of the boost plate 10. The cross-section of the first guide groove 1103 is an inverted triangle structure. The upper part of the first guide groove 1103 is connected to the bottom of the first boost seam 1102. The bottom of the first guide groove 1103 is correspondingly connected to the air outlet groove 12. The bottom width of the first guide groove 1103 is smaller than the width of the air outlet groove 12.

[0074] In this embodiment, the airflow inside the positive pressure chamber 5 enters the first pressurization slit 1102 through the guide chamber 1001, and the pressure of the airflow is increased by the first pressurization slit 1102. The increased airflow enters the air outlet slot 12 through the first guide slot 1103, and is pressurized by the second pressurization slit 903. The airflow is increased for the second time by the first pressurization slit 1102 and the second pressurization slit 903, which helps to improve the effect of the airflow in blowing away foreign matter, thereby improving the dust removal effect.

[0075] like Figure 2 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0076] The flow balancing plate 11 is connected to the upper surface of the boost plate 10 . A flow balancing hole 1101 is provided through the surface of the flow balancing plate 11 . The flow balancing hole 1101 is connected to the flow guide cavity 1001 . There are multiple flow balancing holes 1101 , which extend along the length direction of the flow balancing plate 11 .

[0077] In this embodiment, the airflow inside the positive pressure chamber 5 is guided by the flow balancing plate 11 and the flow balancing hole 1101, so that the airflow inside the positive pressure chamber 5 evenly passes through the flow balancing hole 1101 and enters the guide chamber 1001, so that the airflow increased twice can be blown out evenly, thereby ensuring the effect of the airflow on blowing away foreign objects.

[0078] like Figure 8 As shown, in an optional embodiment of the present invention, two rows of flow balancing holes 1101 are provided, and the two rows of flow balancing holes 1101 are staggered.

[0079] In this embodiment, the above structure is adopted to increase the airflow passing through the flow-balancing hole 1101, thereby ensuring the effect of the airflow in blowing away foreign objects.

[0080] like Figure 2 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0081] The upper sealing plate 8 is connected to the first installation cavity 101 on the upper surface of the first box body 1. The exhaust hole 7 is arranged through the surface of the upper sealing plate 8. The bottom surface of the upper sealing plate 8 contacts the positive pressure cavity 5 and is used to seal the upper part of the positive pressure cavity 5.

[0082] In this embodiment, the installation of the boost plate 10 and the flow equalizing plate 11 is facilitated by detachably installing the upper sealing plate 8 .

[0083] like Figure 6 As shown, in an optional embodiment of the utility model, the dust removal head also includes:

[0084] The air inlet hole 104 is formed on the side surface of the first box body 1 in the length direction. Two air inlet holes 104 are provided and are respectively connected to the two positive pressure chambers 5. The air inlet hole 104 is connected to the positive pressure pipe joint 3.

[0085] In this embodiment, the air inlet hole 104 facilitates blowing air into the positive pressure chamber 5 through the positive pressure pipe joint 3 .

[0086] In an optional embodiment of the present invention, sealing gaskets are provided at the connection between the positive pressure pipe joint 3 and the first box body 1 , and at the connection between the second box body 2 and the first box body 1 .

[0087] In this embodiment, the above structure can ensure the sealing of the connection, thereby ensuring the blowing and exhausting effects.

[0088] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A dust removal head, characterized in that: include: A positive pressure chamber (5) is arranged inside the first box body (1), the positive pressure chamber (5) extends along the length direction of the first box body (1), two positive pressure chambers (5) are arranged, and are symmetrically distributed with the width midline of the first box body (1) as a reference, and an air outlet groove (12) is arranged on the bottom surface of the positive pressure chamber (5), and the air outlet groove (12) runs through the bottom surface of the first box body (1); A negative pressure chamber (6) is arranged inside the first box body (1), the negative pressure chamber (6) is arranged in parallel with the positive pressure chamber (5), three negative pressure chambers (6) are arranged, and the three negative pressure chambers (6) and the two positive pressure chambers (5) are staggered, and the bottom opening of the negative pressure chamber (6) passes through the bottom surface of the first box body (1); A positive pressure pipe joint (3) connected to the side surface of the first box body (1) in the length direction, the positive pressure pipe joint (3) being in communication with the positive pressure chamber (5); A second box body (2) is connected to the upper surface of the first box body (1), and the second box body (2) is connected to the three negative pressure chambers (6) through the air exhaust hole (7); A negative pressure pipe joint (4) is connected to the side surface of the second box body (2) in the length direction.

2. The dust removal head according to claim 1, characterized in that: Also includes: A lower sealing plate (9) connected to the interior of a second mounting cavity (102) on the bottom surface of the first box body (1); A negative pressure groove (901) is provided through the surface of the lower sealing plate (9), three negative pressure grooves (901) are provided, and the three negative pressure grooves (901) are respectively connected to the three negative pressure chambers (6); A second guide groove (902) is arranged on the surface of the lower sealing plate (9), two second guide grooves (902) are arranged, and the two second guide grooves (902) are respectively connected to the two air outlet grooves (12), and the width of the second guide groove (902) is smaller than the width of the air outlet groove (12); The second pressurizing seam (903) is arranged through the bottom surface of the second guide groove (902).

3. The dust removal head according to claim 2, characterized in that: Also includes: A negative pressure guide groove (103) is arranged on the top surface of the second installation cavity (102), the negative pressure guide groove (103) extends along the width direction of the first box body (1), and the negative pressure guide groove (103) is connected with the three negative pressure cavities (6), and two negative pressure guide grooves (103) are provided, and are respectively located on both sides of the length direction of the two air outlet grooves (12); Negative pressure holes (905) are arranged through the surface of the lower sealing plate (9), and the negative pressure holes (905) are arranged in multiple groups, and the multiple groups of negative pressure holes (905) are respectively located on both sides of the length direction of the second pressurization seam (903), and each group of negative pressure holes (905) is arranged in multiple numbers, and are connected to corresponding negative pressure guide grooves (103).

4. The dust removal head according to claim 2, characterized in that: Also includes: The third guide groove (904) is formed on the bottom surface of the lower sealing plate (9); the cross section of the third guide groove (904) is an arc-shaped structure, and the highest point of the third guide groove (904) is connected to the negative pressure groove (901) located between the two second pressurization seams (903).

5. The dust removal head according to claim 2, characterized in that: Also includes: A pressure boosting plate (10) disposed inside the positive pressure chamber (5); A flow guide cavity (1001) is formed on the surface of the boost plate (10), and the flow guide cavity (1001) is connected to the positive pressure cavity (5); a first pressurizing seam (1102) formed inside the pressurizing plate (10), the first pressurizing seam (1102) being in communication with the bottom surface of the flow guiding cavity (1001), the width of the first pressurizing seam (1102) being greater than the width of the second pressurizing seam (903); A first guide groove (1103) is formed on the bottom surface of the boost plate (10); the cross section of the first guide groove (1103) is an inverted triangular structure; the upper portion of the first guide groove (1103) is connected to the bottom of the first boost seam (1102); the bottom of the first guide groove (1103) is correspondingly connected to the air outlet groove (12); and the bottom width of the first guide groove (1103) is smaller than the width of the air outlet groove (12).

6. The dust removal head according to claim 5, characterized in that: Also includes: A flow balancing plate (11) is connected to the upper surface of the boost plate (10), and a flow balancing hole (1101) is provided through the surface of the flow balancing plate (11), and the flow balancing hole (1101) is connected to the flow guide cavity (1001). A plurality of flow balancing holes (1101) are provided, and extend along the length direction of the flow balancing plate (11).

7. The dust removal head according to claim 6, characterized in that: The flow balancing holes (1101) are arranged in two rows, and the two rows of flow balancing holes (1101) are staggered.

8. The dust removal head according to claim 6, characterized in that: Also includes: An upper sealing plate (8) is connected to the interior of a first mounting cavity (101) on the upper surface of the first housing (1); the exhaust hole (7) is arranged through the surface of the upper sealing plate (8); the bottom surface of the upper sealing plate (8) is in contact with the positive pressure cavity (5) and is used to seal the upper portion of the positive pressure cavity (5).

9. The dust removal head according to claim 1, characterized in that: Also includes: An air inlet hole (104) is formed on the side surface of the first box body (1) in the length direction. Two air inlet holes (104) are provided and are respectively connected to two positive pressure chambers (5). The air inlet hole (104) is connected to the positive pressure pipe joint (3).

10. The dust removal head according to claim 9, characterized in that: The connection between the positive pressure pipe joint (3) and the first box body (1), and the connection between the second box body (2) and the first box body (1) are both provided with sealing gaskets.

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