CN217712901U

CN217712901U - Backpack subtracts heavy fire pump

Info

Publication number: CN217712901U
Application number: CN202221716312.9U
Authority: CN
Inventors: 范鹏
Original assignee: Liying Rescue Technology Co ltd
Current assignee: Liying Rescue Technology Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-01
Anticipated expiration: 2032-07-05

Abstract

The utility model relates to the technical field of fire-fighting equipment, and a backpack subtracts heavy fire pump is disclosed, including the backplate, the front side of backplate is provided with the adjustment mechanism that is used for binding, and the rear side of backplate is provided with the fire pump, has all seted up the regulation hole on the outer wall of the both sides of backplate, and flexible chamber has been seted up to the inside of backplate, and flexible two buckets in chamber are to the lower wall of backplate, and two regulation holes communicate the inside in flexible chamber, and the below of backplate is provided with the buffering waist and props, the utility model discloses in, through being provided with buffering waist and propping and connecting block, when the user walks, the knitting wire side that the buffering waist propped contacts with the user back, alleviates the vibrations that the fire pump shake produced and reduces the extrusion that the user back received simultaneously, and the backplate reduces the heat with user back contact surface and can dispel the heat, has improved user's use impression.

Description

Backpack subtracts heavy fire pump

Technical Field

The utility model relates to a fire-fighting equipment technical field especially relates to a backpack subtracts heavy fire pump.

Background

The fire pump is a special fire pump or a common clear water pump which reaches the national standard fire pump performance requirement and test method, and the portable fire pump exists in the prior art and is used in forests or the field, tourist attractions or rural areas and the same fire protection.

The application number CN202111236495.4 of retrieval discloses a backpack weight-reduction fire pump, which comprises a backpack frame and a fire pump, wherein a weight-reduction device is connected between the backpack frame and the fire pump, the weight-reduction device comprises a base plate, a connecting frame, a damping device and a fire pump connecting plate, the base plate is provided with a connecting shaft, the connecting shaft is fixedly connected with the damping device, the damping device is movably connected with the connecting frame, and the connecting frame is fixedly connected with the fire pump connecting plate

However, the inventor finds that the technical scheme still has at least the following defects:

current backpack subtracts heavy fire pump when the user uses, is the laminating between user's back and the knapsack frame, and fire pump inevitably can shake from top to bottom and rub user's back when walking, and long-time knapsack back and the contact can go out a large amount of sweats between the knapsack frame and cause the user very uncomfortable simultaneously, and we propose a backpack subtracts heavy fire pump for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a backpack subtracts heavy fire pump.

In order to realize the above-mentioned purpose, the utility model discloses a following technical scheme, a backpack subtracts heavy fire pump, including the dorsad, the front side of dorsad is provided with the adjustment mechanism that is used for binding, the rear side of dorsad is provided with the fire pump, the regulation hole has all been seted up on the outer wall of both sides of dorsad, flexible chamber has been seted up to the inside of dorsad, and flexible two buckets of chamber are to the lower wall of dorsad, two the inside in flexible chamber is communicated to the regulation hole, the below of dorsad is provided with the buffering waist and props, the bottom of buffering waist is propped is close to adjustment mechanism for the crooked direction of arc structure, equal fixed mounting has the connecting block on the outer wall of both sides of buffering waist and props, the inside of connecting block is provided with the regulating spindle, corresponding mounting groove and mounting hole one have been seted up respectively to both sides wall face about the inside of regulating hole, and the inside of mounting groove and mounting hole one has all seted up threadedly, be provided with the fixed axle in the regulating hole.

Furthermore, the top of fixed axle is seted up the screw thread, and the top of fixed axle passes the inside that mounting hole a threaded connection entered into the mounting groove, reset spring one has been cup jointed to the outside of fixed axle.

Furthermore, a second mounting hole is formed in the connecting block, the inner diameter of the second mounting hole is the same as the outer diameter of the fixed shaft, and the connecting block is sleeved on the fixed shaft.

Furthermore, a movable hole is formed in one side wall face, far away from the buffering waist support, of the connecting block, the movable hole is communicated to the inside of the second mounting hole, and the adjusting shaft is movably mounted in the movable hole.

Furthermore, the outer wall surface of the fixed shaft is provided with positioning insertion holes which are arranged at equal intervals from top to bottom, and the size of the positioning insertion holes is the same as that of the tail end of the adjusting shaft.

Furthermore, one end of the adjusting shaft, which is positioned inside the movable hole, is sleeved with a second reset spring, the tail end of the adjusting shaft is sleeved with an installation clamping ring, and the second reset spring is installed on the adjusting shaft through the installation clamping ring.

Advantageous effects

The utility model provides a backpack subtracts heavy fire pump. The method has the following beneficial effects:

1. the utility model provides a backpack subtracts heavy fire pump, prop and the connecting block through being provided with buffering waist, prop the inside back that inserts flexible chamber with buffering waist, mutually symmetry on the outer wall of both sides of buffering waist, later place the inside that enters into the regulation hole with reset spring one, it is fixed to pass reset spring one and mounting hole two and be connected to the mounting groove in inserting the mounting hole one with the fixed axle from up down, the both sides of buffering waist and propping this moment receive the restriction, buffering waist props can reciprocate in the inside of flexible chamber, because the lower extreme that buffers waist props has laid knitting net for ARC structure and one side near the human body and has made the lower extreme arcwall face that buffers waist and prop and have certain elasticity, when people use this device, fix the backplate behind the back through adjustment mechanism, user's back will support with the lower extreme arcwall face that buffers waist and prop and lean on together, backplate and user's back can produce the space this moment, when user walks, the knitting wire side that buffers waist and prop with user's back contact, alleviate the vibrations that the fire pump produced, reduce the user and received the extrusion heat dissipation heat that the user can improve the back and experienced the heat.

2. This backpack subtracts heavy fire pump, through being provided with regulating spindle and location jack, location jack equidistance is arranged on the outer cylinder wall of fixed axle, the regulating spindle is installed behind the inside of activity hole, the front end of regulating spindle receives the control of installation snap ring and reset spring two to be restricted in the activity hole, the front end of regulating spindle can extend and enter into installation hole two under general state, when using this device, dress behind user's back when the knapsack board, the terminal recovery that stimulates two regulating spindles outwards to move and drive the regulating spindle enters into the activity hole, the front end of regulating spindle breaks away from the inside of location jack this moment, two connecting blocks become can the state that removes, the position that the lower extreme that the buffering waist propped was adjusted makes the position of buffering waist propped laminate behind user's the waist more, thereby accomplish the position control that the buffering waist propped in inserting two connecting blocks again in the location jack that corresponds, the buffering waist propped that can adjust the user that makes different size can both prop the buffering waist when dressing, improve the suitability of whole equipment.

Drawings

The structures, proportions, sizes, and other elements shown in the specification are for the understanding of the present disclosure, and are not intended to limit the scope of the present disclosure, which is defined by the claims, but rather by the claims.

FIG. 1 is a schematic view of the overall structure;

FIG. 2 is a schematic view of the installation of the cushion lumbar support;

fig. 3 is a sectional view of the connecting block.

Illustration of the drawings: 1. a back plate; 2. an adjustment mechanism; 3. a fire pump; 4. an adjustment hole; 5. an adjustment shaft; 6. buffering waist support; 7. a telescopic cavity; 8. a first mounting hole; 9. mounting grooves; 10. connecting blocks; 11. a fixed shaft; 12. a first return spring; 13. positioning the jack; 14. a second mounting hole; 15. a movable hole; 16. mounting a snap ring; 17. and a second return spring.

Detailed Description

The utility model provides a backpack subtracts heavy fire pump, as shown in fig. 1 to fig. 3, including back of the body board 1, the front side of back of the body board 1 is provided with adjustment mechanism 2 that is used for binding, the rear side of back of the body board 1 is provided with fire pump 3, regulation hole 4 has all been seted up on the outer wall of both sides of back of the body board 1, flexible chamber 7 has been seted up to the inside of back of the body board 1, flexible chamber 7 two barrels are to the lower wall of back of the body board 1, two regulation holes 4 communicate the inside of flexible chamber 7, the below of back of the body board 1 is provided with buffering waist and props 6, the bottom of buffering waist props 6 is close to adjustment mechanism 2 for the crooked direction of arc structure, when people use this device, fix back of the body board 1 through adjustment mechanism 2 behind the back of the body board, user's back will support the lower extreme arcwall face that leans on together with buffering waist, back of the body board 1 and user can produce the space this moment, when the user walks, the knitting wire side of buffering waist props 6 contacts with user back contact, alleviate the vibrations that the user and reduce the extrusion that the user receives, the heat dissipation heat quantity that has been experienced the user.

Equal fixed mounting has connecting block 10 on the outer wall of both sides of buffering waist brace 6, and the inside of connecting block 10 is provided with regulating spindle 5, and corresponding mounting groove 9 and mounting hole 8 have been seted up respectively to the inside upper and lower wall of regulation hole 4, and the screw thread has all been seted up to mounting groove 9 and the inside of mounting hole 8, is provided with fixed axle 11 in the regulation hole 4.

The top of the fixed shaft 11 is provided with threads, the top of the fixed shaft 11 penetrates through the first mounting hole 8 and is connected with the inside of the mounting groove 9 in a threaded mode, the first reset spring 12 is sleeved on the outside of the fixed shaft 11, the second mounting hole 14 is arranged inside the connecting block 10, the inner diameter of the second mounting hole 14 is the same as the outer diameter of the fixed shaft 11 in size, the connecting block 10 is sleeved on the fixed shaft 11, the outer wall surface of the fixed shaft 11 is provided with positioning insertion holes 13 which are arranged at equal intervals from top to bottom, and the size of the positioning insertion holes 13 is the same as the size of the tail end of the adjusting shaft 5.

A movable hole 15 is formed in one side wall face of each connecting block 10 far away from the buffering waist support 6, the movable hole 15 is communicated with the inside of a second mounting hole 14, the adjusting shaft 5 is movably mounted in the movable hole 15, a second return spring 17 is sleeved at one end of the adjusting shaft 5, which is positioned in the movable hole 15, a mounting snap ring 16 is sleeved at the tail end of the adjusting shaft 5, the second return spring 17 is mounted on the adjusting shaft 5 through the mounting snap ring 16, after the buffering waist support 6 is inserted into the telescopic cavity 7, the two connecting blocks 10 are fixedly mounted on the outer wall faces of the two sides of the buffering waist support 6 and are mutually symmetrical, the fixed shaft 11 is inserted into the first mounting hole 8 from bottom to top, penetrates through the first return spring 12 and the second mounting hole 14 and is connected into the mounting groove 9 for fixing, at the moment, the two sides of the buffering waist support 6 are limited, the two connecting blocks 10 can push the buffering waist support 6 to the inside of the telescopic cavity 7 under the elastic force of the first return spring 12, when using this device, 1 dresses behind user's back of backpack board, the terminal recovery that drives regulating shaft 5 of two regulating shaft 5 of pulling outwards removal enters into the movable hole 15, the front end of regulating shaft 5 breaks away from the inside of positioning hole 13 this moment, two connecting blocks 10 become the state that can remove, the position that the lower extreme of pulling buffering waist propped 6 was adjusted buffering waist and is propped 6 makes the user's waist of laminating more of the arcwall face that cushions waist propped 6 after, thereby accomplish the position control that cushions waist propped 6 in inserting corresponding positioning hole 13 again two connecting blocks 10, the user that buffering waist propped 6 that can adjust made different sizes can both adjust comfortable position with buffering waist propped 6 when dressing, improve the suitability of whole equipment.

The utility model discloses a theory of operation:

through being provided with buffering waist and propping 6 and connecting block 10, insert the inside back of flexible chamber 7 with buffering waist and propping 6, mutually symmetry on the wall outside the both sides of buffering waist and propping 6 with two connecting block 10 fixed mounting, later place reset spring 12 the inside that enters into regulation hole 4, from down up insert fixed axle 11 in mounting hole 8 through reset spring 12 and mounting hole two 14 and be connected to in mounting groove 9 fixed, the both sides of buffering waist and propping 6 receive the restriction this moment, buffering waist and propping 6 can reciprocate in the inside of flexible chamber 7, because the lower extreme of buffering waist and propping 6 has laid knitting net for ARC structure and one side that is close to the human body and has made the lower extreme arcwall face of buffering waist and propping 6 have certain elasticity, when people use this device, fix back of the body negative plate 1 behind the back through adjustment mechanism 2, the back of the user will support with the lower extreme arcwall face of buffering waist and prop 6 and lean on together, back of user can produce the space this moment with the user, when the user walks, the knitting net face of buffering waist and user contacts with the user's back of user, the shock reduction of 3 production shake simultaneously reduces the heat dissipation that the user's back contact can receive the extrusion heat of user and use, the back of user's heat, the back of user's heat-absorbing can be improved.

Through being provided with regulating spindle 5 and location jack 13, location jack 13 equidistance is arranged on the outer cylinder wall of fixed axle 11, regulating spindle 5 installs behind the inside of activity hole 15, the front end of regulating spindle 5 is restricted in activity hole 15 by the control of installation snap ring 16 and reset spring two 17, the front end of regulating spindle 5 can extend and enter into mounting hole two 14 under general state, when using this device, when the backplate 1 is dressed behind user's back, the pulling two regulating spindles 5 move outwards and drive the terminal of regulating spindle 5 to retrieve and enter into activity hole 15, the front end of regulating spindle 5 breaks away from the inside of location jack 13 this moment, two connecting blocks 10 become the state that can remove, the position of buffering waist brace 6 is adjusted to the lower extreme pulling buffering waist brace 6 makes the position of buffering waist brace 6 more laminate user's waist after, reinsert two connecting blocks 10 into corresponding location jack 13 and accomplish the position adjustment of buffering waist brace 6, buffering waist brace 6 that can adjust can all can make the comfortable user of different size when dressing, the whole suitability of the equipment is improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. The utility model provides a backpack subtracts heavy fire pump, includes back of the body burden board (1), the front side of back of the body burden board (1) is provided with adjustment mechanism (2) that are used for binding, the rear side of back of the body burden board (1) is provided with fire pump (3), all seted up regulation hole (4) on the outer wall of both sides of back of the body burden board (1), its characterized in that: flexible chamber (7) have been seted up to the inside of burden board (1), and flexible chamber (7) two barrels are to the lower wall face of bearing board (1), two regulation hole (4) communicate the inside in flexible chamber (7), the below of burden board (1) is provided with buffering waist and props (6), the bottom of buffering waist and props (6) is close to adjustment mechanism (2) for the crooked direction of arc structure, equal fixed mounting has connecting block (10) on the outer wall of both sides of buffering waist and props (6), the inside of connecting block (10) is provided with regulating spindle (5), corresponding mounting groove (9) and mounting hole (8) have been seted up respectively to the inside of wall face about the inside of regulation hole (4), and the screw thread has all been seted up to the inside of mounting groove (9) and mounting hole (8), be provided with fixed axle (11) in regulation hole (4).

2. A backpack weight-reducing fire pump according to claim 1, wherein: the top of the fixed shaft (11) is provided with threads, the top of the fixed shaft (11) penetrates through the first mounting hole (8) and is in threaded connection with the inside of the mounting groove (9), and the first reset spring (12) is sleeved on the outer portion of the fixed shaft (11).

3. A backpack weight reducing fire pump according to claim 1, wherein: a second mounting hole (14) is formed in the connecting block (10), the inner diameter of the second mounting hole (14) is identical to the outer diameter of the fixed shaft (11), and the connecting block (10) is sleeved on the fixed shaft (11).

4. A backpack weight reducing fire pump according to claim 1, wherein: a movable hole (15) is formed in one side wall face, far away from the buffering waist support (6), of the connecting block (10), the movable hole (15) is communicated with the inside of the second mounting hole (14), and the adjusting shaft (5) is movably mounted in the movable hole (15).

5. A backpack weight reducing fire pump according to claim 1, wherein: the outer wall surface of the fixed shaft (11) is provided with positioning insertion holes (13) which are arranged at equal intervals from top to bottom, and the size of the positioning insertion holes (13) is the same as that of the tail end of the adjusting shaft (5).

6. A backpack weight reducing fire pump according to claim 1, wherein: adjusting spindle (5) are located the inside one end of activity hole (15) and have cup jointed reset spring two (17), the end of adjusting spindle (5) has cup jointed installation snap ring (16), and reset spring two (17) are installed on adjusting spindle (5) through installation snap ring (16).