阅读说明：本技术 一种智能马桶及其喷枪 (Intelligent closestool and spray gun thereof ) 是由 李文明 古岳烽 于 2021-07-26 设计创作，主要内容包括：本发明提供了一种智能马桶及其喷枪,喷枪包括：导向件,其设有导向部；推动套,装设于导向件并能够沿导向部移动；喷枪本体,其前端设有出水口；喷枪本体可转动装于推动套内并能够随推动套沿导向部移动；第一驱动装置,固装于推动套上；偏心轴,其一端与第一驱动装置的输出端驱转连接；连接臂,其一端与喷枪本体的后端偏心连接,另一端与偏心轴的另一端相连；连接臂随偏心轴的转动而带动喷枪本体绕轴向摆动；第二驱动装置,其与推动套驱动连接,用于驱使推动套及喷枪本体沿导向部移动。上述发明,喷枪出水的同时能够进行伸缩和摆动,从而降低了出水口的尺寸对喷洗面积的影响,增大了清洗面积,满足了用户的清洗需求,增强了清洗效果。(The invention provides an intelligent closestool and a spray gun thereof, wherein the spray gun comprises: a guide provided with a guide portion; the pushing sleeve is arranged on the guide piece and can move along the guide part; the front end of the spray gun body is provided with a water outlet; the spray gun body can be rotatably arranged in the pushing sleeve and can move along the guide part along with the pushing sleeve; the first driving device is fixedly arranged on the push sleeve; one end of the eccentric shaft is in driving connection with the output end of the first driving device; one end of the connecting arm is eccentrically connected with the rear end of the spray gun body, and the other end of the connecting arm is connected with the other end of the eccentric shaft; the connecting arm drives the spray gun body to swing around the axial direction along with the rotation of the eccentric shaft; and the second driving device is in driving connection with the pushing sleeve and is used for driving the pushing sleeve and the spray gun body to move along the guide part. According to the invention, the spray gun can stretch and swing while discharging water, so that the influence of the size of the water outlet on the spray area is reduced, the cleaning area is increased, the cleaning requirement of a user is met, and the cleaning effect is enhanced.)

1. A spray gun for an intelligent toilet, comprising:

a guide provided with a guide portion;

the pushing sleeve is arranged on the guide piece and can move along the guide part;

the front end of the spray gun body is provided with a water outlet; the spray gun body is rotatably arranged in the pushing sleeve and can move along the guide part along with the pushing sleeve;

the first driving device is fixedly arranged on the push sleeve;

one end of the eccentric shaft is in driving connection with the output end of the first driving device;

one end of the connecting arm is eccentrically connected with the rear end of the spray gun body, and the other end of the connecting arm is connected with the other end of the eccentric shaft; the connecting arm drives the spray gun body to swing around the axial direction along with the rotation of the eccentric shaft;

and the second driving device is in driving connection with the pushing sleeve and is used for driving the pushing sleeve and the spray gun body to move along the guide part.

2. The spray gun for the intelligent closestool according to claim 1, wherein the guide piece comprises two baffles which are arranged oppositely, wherein each baffle is provided with a guide groove serving as the guide part, and the two guide grooves are opposite;

the pushing sleeve comprises a ring-shaped piece and two sliding heads, wherein the two sides of the ring-shaped piece are respectively fixed with one sliding head, and each sliding head is in guide sliding fit with one guide groove;

the spray gun body is rotatably arranged in the annular piece and can move along the guide groove along with the pushing sleeve.

3. The spray gun for the intelligent closestool according to claim 2, wherein the ring component comprises an outer ring and an inner ring which is rotatably arranged in the outer ring, wherein the inner ring is sleeved on the outer surface of the spray gun body, and the sliding head is fixed on the outer surface of the outer ring.

4. The spray gun for intelligent toilets according to claim 2, further comprising:

the swinging sleeve can be arranged between the two baffle plates in a swinging way;

wherein, the front end of the spray gun body is arranged in the swinging sleeve in a penetrating way.

5. The spray gun for the intelligent closestool according to claim 1, wherein the eccentric shaft comprises a disk-shaped portion and a shaft portion, wherein the shaft portion is eccentrically arranged with one side of the disk-shaped portion and connected with the other end of the connecting arm, and the other side of the disk-shaped portion opposite to the shaft portion is clamped with the output end of the first driving device.

6. The spray gun for the intelligent toilet according to claim 5, wherein the two ends of the connecting arm are respectively a first end and a second end, the connecting arm is retracted from the first end to the second end, the first end is eccentrically connected with the rear end of the spray gun body, and the second end is connected with the shaft portion.

7. The spray gun for intelligent toilets according to any one of claims 1 to 6, wherein said second drive means comprises:

the base is fixedly connected with the guide piece;

the screw rod is rotationally connected with the base at one end;

the gear motor is in driving and rotating connection with the other end of the screw rod;

the nut seat is in threaded connection with the screw and is fixedly connected with the push sleeve;

the screw rod is driven by the gear motor to drive the nut seat to drive the push sleeve and the spray gun body to move along the guide part.

8. The spray gun for intelligent toilets according to claim 7, wherein said second drive means further comprises:

and one end of the connecting rod is hinged with the nut seat, and the other end of the connecting rod is hinged with the pushing sleeve.

9. The spray gun for the intelligent closestool according to claim 1, further comprising an end cover covering the rear end of the spray gun body, wherein the connecting arm is fixedly arranged on the end cover in an eccentric connection mode.

10. An intelligent toilet bowl, comprising a toilet seat and the spray gun of any one of claims 1 to 9, wherein the spray gun is installed in the toilet seat.

Technical Field

The application relates to the technical field of intelligent bathrooms, in particular to an intelligent closestool and a spray gun thereof.

Background

At present, a spray gun of an intelligent closestool is obliquely arranged in a closestool cover. When the spray gun slides into the ceramic body of the intelligent closestool, the position is fixed. Thus, the angle of the sprayed water column and the cleaning area are fixed. However, different people have slightly different body structures, and it is difficult to satisfy the different demands of different users by performing the spray washing operation at a fixed position.

Disclosure of Invention

The invention aims to provide an intelligent closestool and a spray gun thereof, wherein the spray gun can stretch and swing while discharging water, and differential cleaning operation is adopted for different users.

In order to solve the technical problems, the invention adopts the following technical scheme:

a spray gun for a smart toilet, comprising:

a guide provided with a guide portion;

the pushing sleeve is arranged on the guide piece and can move along the guide part;

the front end of the spray gun body is provided with a water outlet; the spray gun body is rotatably arranged in the pushing sleeve and can move along the guide part along with the pushing sleeve;

the first driving device is fixedly arranged on the push sleeve;

one end of the eccentric shaft is in driving connection with the output end of the first driving device;

one end of the connecting arm is eccentrically connected with the rear end of the spray gun body, and the other end of the connecting arm is connected with the other end of the eccentric shaft; the connecting arm drives the spray gun body to swing around the axial direction along with the rotation of the eccentric shaft;

and the second driving device is in driving connection with the pushing sleeve and is used for driving the pushing sleeve and the spray gun body to move along the guide part.

In some embodiments, the guide member includes two baffles disposed opposite to each other, wherein each baffle has a guide groove formed thereon as the guide portion, and the two guide grooves are opposite to each other;

the pushing sleeve comprises a ring-shaped piece and two sliding heads, wherein the two sides of the ring-shaped piece are respectively fixed with one sliding head, and each sliding head is in guide sliding fit with one guide groove;

the spray gun body is rotatably arranged in the annular piece and can move along the guide groove along with the pushing sleeve.

In some embodiments, the ring member includes an outer ring and an inner ring rotatably mounted in the outer ring, wherein the inner ring is sleeved on the outer surface of the spray gun body, and the sliding head is fixed on the outer surface of the outer ring.

In some embodiments, the spray gun for an intelligent toilet further includes:

the swinging sleeve can be arranged between the two baffle plates in a swinging way;

wherein, the front end of the spray gun body is arranged in the swinging sleeve in a penetrating way.

In some embodiments, the eccentric shaft comprises a disk portion and a shaft portion, wherein the shaft portion is eccentrically arranged with one side of the disk portion and connected with the other end of the connecting arm, and the other side of the disk portion opposite to the shaft portion is clamped with the output end of the first driving device.

In some embodiments, the two ends of the connecting arm are respectively a first end and a second end, the connecting arm is retracted from the first end to the second end, the first end is eccentrically connected with the rear end of the spray gun body, and the second end is connected with the shaft portion.

In some embodiments, the second driving device comprises:

the base is fixedly connected with the guide piece;

the screw rod is rotationally connected with the base at one end;

the gear motor is in driving and rotating connection with the other end of the screw rod;

the nut seat is in threaded connection with the screw and is fixedly connected with the push sleeve;

the screw rod is driven by the gear motor to drive the nut seat to drive the push sleeve and the spray gun body to move along the guide part.

In some embodiments, the second driving device further comprises:

and one end of the connecting rod is hinged with the nut seat, and the other end of the connecting rod is hinged with the pushing sleeve.

In some embodiments, the spray gun for the intelligent toilet further comprises an end cover covering the rear end of the spray gun body, and the connecting arm is fixedly arranged on the end cover in an eccentric connection mode.

An intelligent closestool comprises a closestool ring and the spray gun, wherein the spray gun is arranged in the closestool ring.

According to the technical scheme, the invention has at least the following advantages and positive effects:

according to the intelligent closestool and the spray gun thereof, the spray gun can stretch and swing while discharging water, so that the influence of the size of the water outlet on the spray area is reduced, the cleaning area is increased, the cleaning requirements of users are met, the cleaning effect is enhanced, and different cleaning operations can be adopted for different users.

Drawings

FIG. 1 is a perspective view of a spray gun for an intelligent toilet provided by an embodiment of the present invention;

FIG. 2 is a partial view of a spray gun for an intelligent toilet provided by an embodiment of the present invention;

FIG. 3 is a front view of a push sleeve in a spray gun for an intelligent toilet provided by an embodiment of the present invention;

FIG. 4 is a partial perspective view of a spray gun for an intelligent toilet provided by an embodiment of the present invention;

FIG. 5 is a perspective view of an off-center axis of a spray gun for an intelligent toilet provided by an embodiment of the present invention;

fig. 6 is a perspective view of an intelligent toilet provided by an embodiment of the invention.

The reference numerals are explained below:

100. an intelligent closestool;

101. a spray gun;

102. a toilet seat;

1. a guide member;

11. a baffle plate; 110. a guide groove;

12. a base plate;

13. a support member;

14. a vertical plate;

2. a push sleeve;

21. an annular member;

211. an outer ring;

22. a sliding head;

3. a spray gun body;

4. a first driving device;

5. an eccentric shaft;

50. a disk portion; 501. a card slot;

51. a shaft portion;

6. a connecting arm;

7. a second driving device;

71. a base;

72. a screw;

73. a gear motor;

74. a nut seat;

75. a connecting rod;

8. a swinging sleeve;

81. a sleeve body;

82. a rotating shaft;

9. and (4) end covers.

Detailed Description

Referring to fig. 1 and fig. 2, a spray gun 101 for an intelligent toilet includes a guide member 1, a push sleeve 2, a spray gun body 3, a first driving device 4, an eccentric shaft 5, a connecting arm 6, and a second driving device 7.

Wherein the guide 1 is provided with a guide portion. The push sleeve 2 is installed on the guide member 1 and can move along the guide portion.

The front end of the spray gun body 3 is provided with a water outlet, and the spray gun body 3 can be rotatably arranged in the pushing sleeve 2 and can move along the guide part along with the pushing sleeve 2.

The first driving device 4 is fixedly arranged on the pushing sleeve 2. One end of the eccentric shaft 5 is in driving connection with the output end of the first driving device 4.

One end of the connecting arm 6 is eccentrically connected with the rear end of the spray gun body 3. The other end of the connecting arm 6 is connected with the other end of the eccentric shaft 5. The connecting arm 6 drives the spray gun body 3 to swing around the axial direction along with the rotation of the eccentric shaft 5.

The second driving device 7 is in driving connection with the pushing sleeve 2, and the second driving device 7 is used for driving the pushing sleeve 2 and the spray gun body 3 to move along the guide part.

Above-mentioned a spray gun 101 for intelligent closestool, first drive arrangement 4 orders about eccentric shaft 5 and rotates, and eccentric shaft 5 drives spray gun body 3 through linking arm 6 and swings around the axial. The second driving device 7 drives the pushing sleeve 2 and the spray gun body 3 to move along the guide part so as to realize the reciprocating motion of the spray gun body 3. So, spray gun 101 goes out can stretch out and draw back and swing when water to the size that has reduced the delivery port has increased the washing area to the influence of spray rinsing area, has satisfied user's washing demand, has strengthened the cleaning performance, and can take the differentiation to wash the operation to different users.

Specifically, as shown in fig. 1, the guide member 1 includes two baffle plates 11, and a guide groove 110 serving as a guide portion is formed on one side surface of each baffle plate 11. The guide groove 110 extends along the length direction of the baffle plate 11. The two guide grooves 110 are identical in shape and size. The guide groove 110 includes a horizontal portion, an arc-shaped transition portion, and an inclined portion, which are sequentially connected.

The two baffle plates 11 are oppositely arranged, and the two guide grooves 110 are also oppositely arranged. The pushing sleeve 2, the spray gun body 3, the first driving device 4, the eccentric shaft 5 and the connecting arm 6 are all located between the two baffles 11. The front end of the spray gun body 3 is provided with a water outlet.

The horizontal portion of the guide groove 110 is located at the rear end of the torch body 3, and the inclined portion of the guide groove 110 is located at the front end of the torch body 3.

As shown in fig. 3, the pushing sleeve 2 includes a ring member 21 and two sliding heads 22, wherein two sliding heads 22 are fixed to two sides of the ring member 21. One side of the outer surface of the ring member 21 is provided with a sliding head 22, and the other side of the outer surface of the ring member 21 opposite thereto is provided with a sliding head 22. The ring-shaped member 21 is integrally connected with the two sliding heads 22, and is of an integrally formed structure.

As shown in fig. 4, each slider 22 is slidably engaged with a guide slot 110. The lance body 3 is rotatably mounted within the annular member 21 and is movable with the thrust collar 2 along the guide slot 110.

The ring-shaped member 21 includes an outer ring 211 and an inner ring rotatably installed in the outer ring 211, wherein the outer surface of the spray gun body 3 is sleeved with the inner ring, and the inner ring is clamped with the spray gun body 3. It will be appreciated that the inner ring has an interference fit with the spray gun body 3.

The slider 22 is fixed to the outer surface of the outer race 211. The pushing sleeve 2 is integrally arranged close to the rear end of the spray gun body 3.

It will be appreciated that the ring 21 may be of a bearing construction in addition to the above-described construction, i.e. a bearing may be used in place of the ring 21. The inner ring of the bearing is sleeved on the outer surface of the spray gun body 3, and the outer ring surface of the bearing is provided with a sliding head 22.

The first drive device 4 is preferably an electric motor, and the housing of the first drive device 4 is fixedly connected to the thrust sleeve 2. The shaft side of the electric motor is typically flanged, so that the housing of the first drive means 4 can be fixedly connected to the ring element 21 by means of a screw connection.

As shown in fig. 5, the eccentric shaft 5 includes a disk portion 50 and a shaft portion 51, wherein the disk portion 50 has a disk shape. The disk portion 50 has two opposing surfaces, one surface being a front side and the other surface being a rear side. The shaft portion 51 is disposed eccentrically from the front side of the disk portion 50. The shaft portion 51 is a cylindrical body, and the axial direction of the shaft portion 51 is parallel to the axial direction of the disk portion 50. The disc portion 50 and the shaft portion 51 are integrally formed, and may be formed by integral molding, for example, the eccentric shaft 5 is made of plastic and may be formed by injection molding.

As shown in fig. 2, a slot 501 is formed in the center of the rear side of the disk portion 50, the end of the output shaft of the first driving device 4 is inserted into the slot 501, and the end of the output shaft is fastened to the slot 501 by friction. Preferably, the slot 501 is a cross slot, and the end of the output shaft is a cross end adapted to the slot 501.

One end of the connecting arm 6 is eccentrically connected to the rear end of the spray gun body 3, and the other end of the connecting arm 6 is connected to the shaft portion 51.

The both ends of linking arm 6 are first end and second end respectively, and linking arm 6 holds the adduction from first end to the second, that is to say, the big one end of linking arm 6 is little to reduce linking arm 6's inertia volume.

A first end of the connecting arm 6 is eccentrically connected to the rear end of the spray gun body 3 and a second end of the connecting arm 6 is connected to the shaft portion 51.

The first end of the connecting arm 6 can be fixedly connected with the rear end of the spray gun body 3 or can be hinged with the rear end of the spray gun body. Similarly, the second end of the connecting arm 6 may be fixedly connected to the shaft 51 or may be hinged thereto.

The first driving device 4 rotates the output shaft to drive the eccentric shaft 5 to rotate, and the eccentric shaft 5 drives the spray gun body 3 to swing around the axial direction through the connecting arm 6. For example, when the first driving device 4 rotates forward, the eccentric shaft 5 drives the spray gun body 3 to rotate clockwise around the axial direction by a certain angle through the connecting arm 6; when the first driving device 4 rotates reversely, the eccentric shaft 5 drives the spray gun body 3 to rotate counterclockwise by a certain angle around the axial direction through the connecting arm 6; thereby realizing the swing spray-washing operation of the spray gun body 3.

As shown in fig. 4, the second driving device 7 includes a base 71, a screw 72, a gear motor 73, and a nut holder 74.

Wherein the base 71 is fixedly connected with the guide 1. One end of the screw 72 is rotatably connected to the base 71.

And a gear motor 73 which is connected with the other end of the screw 72 in a driving manner. The nut seat 74 is screwed with the screw rod 72 and is fixedly connected with the push sleeve 2.

The screw 72 is driven by the gear motor 73 to drive the nut seat 74 to drive the push sleeve 2 and the gun body 3 to move along the guide portion.

The base 71 may be bolted to a side of a shroud 11 facing the lance body 3. One end of the screw 72 is inserted into the base 71, and the screw 72 is rotatably connected to the base 71.

The nut seat 74 is internally provided with an internal thread matched with the external thread on the screw rod 72, and the nut seat 74 is in threaded connection with the screw rod 72 and is fixedly connected with the push sleeve 2. It will be appreciated that the nut seat 74 is fixedly connected to the outer race 211 of the ring member 21.

The gear motor 73 is an integrated body of a gear box (reduction gear box) and a motor (motor). The output shaft of the gear motor 73 is connected with the other end of the screw 72 in a driving way. For example, the output shaft of the gear motor 73 is connected with the screw 72 through a coupling.

The gear motor 73 drives the screw 72 to rotate, the nut seat 74 can slide along the screw 72, and the nut seat 74 is fixedly connected with the outer ring 211 of the annular member 21, and the spray gun body 3 is clamped with the inner ring of the annular member 21. The gear motor 73 drives the screw rod 72 to rotate, so that while the nut seat 74 slides along the screw rod 72, the nut seat 74 can drive the push sleeve 2 to further drive the spray gun body 3 to move along the guide groove 110, thereby realizing the reciprocating telescopic movement of the spray gun body 3.

Referring again to fig. 4, the second driving device 7 further includes a link 75. One end of the connecting rod 75 is hinged with the nut seat 74, and the other end is hinged with the push sleeve 2.

It will be appreciated that the link 75 is pivotally connected at one end to the nut holder 74 by a pivot and at the other end to the outer race 211 of the ring member 21 by a pivot. Alternatively, one end of the link 75 is connected to the nut seat 74 by a ball joint hinge, and the other end is connected to the outer ring 211 of the ring 21 by a ball joint hinge.

So, when gear motor 73 drive screw 72 rotates and makes nut seat 74 slide along screw 72, nut seat 74 can drive and promote set 2 and move along guide slot 110, connecting rod 75 can carry out suitable regulation between nut seat 74 and promotion set 2 to when having avoided spray gun body 3 to carry out reciprocal telescopic movement, appearing interfering between slider 22 and the guide slot 110, guaranteed spray gun body 3 reciprocal telescopic movement's smooth and easy, promoted user experience's comfort level.

In order to prevent the spray gun body 3 from lifting too high or pressing too low during the reciprocating telescopic movement to perform the normal spray operation, as shown in fig. 1 and 4, the spray gun 101 further includes a swing sleeve 8, and the swing sleeve 8 is swingably installed between the two baffles 11. The front end of the spray gun body 3 is arranged in the swinging sleeve 8 in a penetrating way.

When the spray gun body 3 moves in a reciprocating telescopic manner, the swinging sleeve 8 can swing along with the spray gun body 3, so that a certain guiding effect can be achieved on the movement of the spray gun body 3, and the interference on the movement of the spray gun body 3 can be avoided.

The guide 1 comprises, in addition to the two flaps 11, a base plate 12 and two support elements 13. The bottom plate 12 is connected between the two baffle plates 11 and is positioned at the lower side of the baffle plates 11. The bottom plate 12 is flush with the two baffles 11.

The two supporting members 13 are fixed on the bottom plate 12, and the two supporting members 13 are located between the two baffle plates 11. The support members 13 are L-shaped, and the two support members 13 are symmetrically disposed on the base plate 12.

The two panels 11 and the base plate 12 may be assembled by splicing, and the supporting member 13 may be fixed to the base plate 12 by bonding.

The swing sleeve 8 includes a sleeve 81 and two pivot shafts 82 symmetrically fixed on the outer surface of the sleeve 81, wherein each pivot shaft 82 has a support 13 pivotally connected thereto. The front end of the spray gun body 3 is arranged in the sleeve body 81 in a penetrating way.

The sleeve body 81 is a circular sleeve, the rotating shaft 82 is fixedly connected to the outer peripheral surface of the sleeve body 81, and the axial direction of the rotating shaft 82 and the radial direction of the sleeve body 81 are in the same direction. The two rotating shafts 82 are symmetrically arranged relative to the central axis of the sleeve 81.

The sheath 81 and the two shafts 82 are integrally connected and can be manufactured by integral molding. For example, the material of the oscillating sleeve 8 is plastic, so that the oscillating sleeve 8 can be integrally formed by injection molding.

As shown in fig. 4, the guide 1 further includes an upright plate 14, the upright plate 14 is connected between the two baffle plates 11 and is located at one side of the two baffle plates 11, and the upright plate 14 is flush with the two baffle plates 11. The two baffle plates 11, the bottom plate 12 and the vertical plate 14 can be assembled in a splicing mode.

The vertical plate 14 provides an installation space for the gear motor 73, the housing of the gear motor 73 can be installed on the vertical plate 14 in a bolt connection or screw connection mode, and the output shaft of the gear motor 73 penetrates through the vertical plate 14 to be in transmission connection with the screw 72.

In addition, as shown in fig. 1, the spray gun 101 further includes an end cover 9 covering the rear end of the spray gun body 3, and the end cover 9 can be fixedly connected with the rear end of the spray gun body 3 in a clamping manner. The end of the connecting arm 6 is eccentrically connected to the end cap 9.

As shown in fig. 6, an intelligent toilet 100 includes a toilet seat 102 and the above-mentioned spray gun 101, wherein the spray gun 101 is installed in the toilet seat 102.

The first driving device 4 rotates the output shaft to drive the eccentric shaft 5 to rotate, and the eccentric shaft 5 drives the spray gun body 3 to rotate around the axial direction through the connecting arm 6. For example, when the first driving device 4 rotates forward, the eccentric shaft 5 drives the spray gun body 3 to rotate clockwise around the axial direction by a certain angle through the connecting arm 6; when the first driving device 4 rotates reversely, the eccentric shaft 5 drives the spray gun body 3 to rotate counterclockwise by a certain angle around the axial direction through the connecting arm 6; thereby realizing the swing spray-washing operation of the spray gun body 3.

The gear motor 73 drives the screw 72 to rotate, the nut seat 74 can slide along the screw 72, and the nut seat 74 is fixedly connected with the outer ring 211 of the annular member 21, and the spray gun body 3 is clamped with the inner ring of the annular member 21. The gear motor 73 drives the screw rod 72 to rotate, so that while the nut seat 74 slides along the screw rod 72, the nut seat 74 can drive the push sleeve 2 to further drive the spray gun body 3 to move along the guide groove 110, thereby realizing the reciprocating telescopic movement of the spray gun body 3.

The spray gun 101 can stretch out and draw back and swing when going out of water to reduce the size of delivery port and to the influence of spray rinsing area, increased the washing area, satisfied user's washing demand, strengthened the cleaning performance, and can take the differentiation to wash the operation to different users.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.